{"title":"Caplugs Evergreen","description":"\u003cp\u003e\u003cstrong\u003eCaplugs® Evergreen Laboratory Consumables.\u003c\/strong\u003e Precision-molded, American-made tubes, vials, microplates, and specimen containers trusted in clinical, research, and diagnostic laboratories nationwide. LabSupplies.com is an authorized US distributor for the full Evergreen line — sterile (gamma-irradiated) and non-sterile bulk packs manufactured to exacting tolerances and backed by lot-level traceability for CAP-, CLIA-, and ISO 15189-accredited facilities. Every item ships from US inventory, is priced below retail, and is available for direct checkout. Filter by material and volume below to find your exact specification.\u003c\/p\u003e","products":[{"product_id":"conical-bottom-test-tubes-45ml-12-75mm-blue-ps-2142023b10e1","title":"4.5 mL Centrifuge Tubes, Conical Bottom, PS, Blue — 214-2023-B10 | 250\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e4.5 mL Conical Bottom Test Tubes, 12 × 75 mm — Polystyrene, Blue, 250\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 4.5 mL polypropylene conical bottom test tubes measure 12 × 75 mm and are manufactured from optically clear polystyrene (PS) in blue for color-coded rack identification across multi-tube clinical workflows. Supplied non-sterile in sealed 250\/Bag packaging, part number 214-2023-B10 is designed for clinical hematology, urinalysis sediment analysis, toxicology sample preparation, centrifuge pelleting, and general laboratory use. The conical bottom geometry concentrates sample pellets at the tube tip after centrifugation, enabling complete aspirate recovery with minimal pellet disturbance.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-2023-B10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e4.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e12 × 75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolystyrene (PS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e250\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClinical hematology: differential cell counts and conical pellet concentration after centrifugation\u003c\/li\u003e\n\u003cli\u003eUrinalysis sediment analysis: conical geometry collects sediment at the tube tip for easy resuspension and microscopic examination\u003c\/li\u003e\n\u003cli\u003eToxicology sample preparation: clean phase separation in aqueous and dilute-acid matrices\u003c\/li\u003e\n\u003cli\u003eCentrifuge pelleting of cells, precipitates, or particulates in standard 12 mm tube holders\u003c\/li\u003e\n\u003cli\u003eColor-coded rack organization in high-throughput clinical labs processing multiple sample pools simultaneously\u003c\/li\u003e\n\u003cli\u003eGeneral clinical laboratory workflows requiring a standard 12 × 75 mm format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThe 12 × 75 mm format seats securely in standard 12 mm clinical centrifuge tube holders and autoanalyzer sample racks designed for this footprint. Lot-to-lot dimensional consistency ensures reliable fit across automated analyzer rack systems throughout the procurement lifecycle. Verify tube dimensions against your specific centrifuge rotor or rack specification before substituting OEM supply.\u003c\/p\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater \/ aqueous buffers\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids (HCl, H₂SO₄)\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases (NaOH \u0026lt;1 M)\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSaline \/ physiological solutions\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlcohols (MeOH, EtOH)\u003c\/td\u003e\n\u003ctd\u003eFair — short-term contact only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetone \/ ketones\u003c\/td\u003e\n\u003ctd\u003ePoor — avoid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStrong oxidizers\u003c\/td\u003e\n\u003ctd\u003ePoor — avoid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHydrocarbons \/ aromatic solvents\u003c\/td\u003e\n\u003ctd\u003ePoor — avoid\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA at Caplugs® Evergreen ISO-certified manufacturing facilities using FDA-registered virgin-grade polystyrene resin. These tubes are BPA-free and phthalate-free, with lot-level quality controls ensuring consistent wall thickness, conical geometry, and length tolerance across all 250 tubes per bag. Sealed bag packaging maintains product integrity from warehouse receipt through point-of-use. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered volume pricing available for clinical labs, hospitals, and research institutions operating under CAP, CLIA, or ISO 15189 frameworks.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile, which is appropriate for the majority of clinical chemistry, hematology, urinalysis, and toxicology prep workflows where sterility is not required. If your protocol requires sterile tubes, please contact us to discuss options.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these tubes fit my centrifuge and autoanalyzer racks?\u003c\/strong\u003e\u003cbr\u003eThe 12 × 75 mm format is compatible with standard 12 mm clinical centrifuge tube holders and autoanalyzer sample racks built for this footprint. Always verify the tube dimensions against your specific rotor or rack specification before placing a large procurement order.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy are the tubes blue, and how does that help in the lab?\u003c\/strong\u003e\u003cbr\u003eThe blue color provides immediate visual differentiation when multiple tube types or sample pools are processed simultaneously in high-throughput rack systems, reducing the risk of misidentification without requiring additional labeling steps.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan polystyrene tubes be autoclaved or used with organic solvents?\u003c\/strong\u003e\u003cbr\u003eNo — polystyrene is not autoclavable and is not resistant to acetone, alcohols above short-term contact, aromatic solvents, or strong oxidizers. These tubes are intended for aqueous clinical matrices, dilute acids, and dilute bases. For protocols requiring autoclavability or broad solvent resistance, polypropylene tubes would be the appropriate choice.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"4.5 mL Conical Bottom Test Tubes, 12 × 75 mm, Polystyrene, Blue, 250\/Bag — Caplugs® Evergreen 214-2023-B10\",\"sku\":\"2142023B10E1\",\"mpn\":\"214-2023-B10\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polystyrene (PS)\",\"color\":\"Blue\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"84.62\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile, which is appropriate for the majority of clinical chemistry, hematology, urinalysis, and toxicology prep workflows where sterility is not required.\"}},{\"@type\":\"Question\",\"name\":\"Will these tubes fit my centrifuge and autoanalyzer racks?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 12 × 75 mm format is compatible with standard 12 mm clinical centrifuge tube holders and autoanalyzer sample racks built for this footprint. Always verify the tube dimensions against your specific rotor or rack specification before placing a large procurement order.\"}},{\"@type\":\"Question\",\"name\":\"Why are the tubes blue, and how does that help in the lab?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The blue color provides immediate visual differentiation when multiple tube types or sample pools are processed simultaneously in high-throughput rack systems, reducing the risk of misidentification without requiring additional labeling steps.\"}},{\"@type\":\"Question\",\"name\":\"Can polystyrene tubes be autoclaved or used with organic solvents?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — polystyrene is not autoclavable and is not resistant to acetone, alcohols above short-term contact, aromatic solvents, or strong oxidizers. These tubes are intended for aqueous clinical matrices, dilute acids, and dilute bases.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48552840757480,"sku":"2142023B10E1","price":84.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-2023-B10.png?v=1778690640"},{"product_id":"conical-bottom-test-tubes-4-5ml-12-75mm-natural-pp-2142355030e1","title":"4.5 mL Centrifuge Tubes, Conical Bottom, PP, Natural — 214-2355-030 | 250\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e4.5 mL Conical Bottom Centrifuge Tubes — PP, Natural, 12 × 75 mm (214-2355-030) | 250\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 4.5 mL conical bottom test tubes measure 12 × 75 mm and are molded from virgin-grade polypropylene (PP) in a natural (translucent) finish, supplied non-sterile in sealed 250\/Bag packaging. The conical bottom geometry concentrates centrifuged pellets at the tube tip for complete aspirate recovery with minimal disturbance, making them well suited for clinical hematology, urinalysis sediment analysis, toxicology sample preparation, and general centrifuge pelleting workflows. Lot-to-lot dimensional consistency ensures reliable fit in standard 12 mm clinical centrifuge tube holders.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-2355-030\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e4.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e12 × 75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural (translucent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e250\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClinical hematology — differential and cell-count sample preparation using conical pellet concentration\u003c\/li\u003e\n\u003cli\u003eUrinalysis — sediment analysis where the conical geometry ensures complete pellet collection after spin-down\u003c\/li\u003e\n\u003cli\u003eToxicology sample preparation — clean phase separation in aqueous and dilute reagent matrices\u003c\/li\u003e\n\u003cli\u003eGeneral centrifuge pelleting — any workflow requiring reliable pellet recovery in a standard 12 mm tube holder\u003c\/li\u003e\n\u003cli\u003eCAP-, CLIA-, and ISO 15189-regulated laboratories requiring lot-numbered, date-coded consumables for full traceability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen conical bottom tubes are produced at ISO-certified manufacturing facilities from virgin-grade, FDA 21 CFR Part 177–compliant polypropylene resin that is BPA-free and phthalate-free — suitable for direct contact with serum, plasma, urine, and standard clinical reagent matrices. Every bag carries a lot number and manufacturing date to support full audit trails in CAP-, CLIA-, and ISO 15189-regulated environments. LabSupplies.com is an authorized Caplugs® Evergreen dealer and ships from USA inventory, with tiered pricing available for high-volume institutional, hospital, and reference laboratory accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these centrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — the 214-2355-030 tubes are supplied non-sterile. For workflows requiring sterile consumables, a separate sterile-grade product should be selected.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat centrifuge tube holders or racks are these compatible with?\u003c\/strong\u003e\u003cbr\u003eThe 12 × 75 mm outer dimensions are compatible with standard 12 mm clinical centrifuge tube holders and matching 12 × 75 mm tube racks commonly found in hematology and urinalysis laboratories.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these tubes autoclavable?\u003c\/strong\u003e\u003cbr\u003ePolypropylene has inherent autoclave tolerance; however, autoclaving is only advisable if your specific workflow requires it. Because these tubes are sold non-sterile and are intended for single use, autoclaving is not a standard recommended practice for this product.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat documentation is available for CAP or CLIA compliance?\u003c\/strong\u003e\u003cbr\u003eEach bag is lot-numbered and date-coded, providing the chain-of-custody documentation required for CAP, CLIA, and ISO 15189 laboratory audits. Contact LabSupplies.com for certificates of conformance or additional quality documentation.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"4.5 mL Conical Bottom Centrifuge Tubes, PP, Natural, 12 × 75 mm — 250\/Bag\",\"sku\":\"2142355030E1\",\"mpn\":\"214-2355-030\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene (PP)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"84.11\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these centrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — the tubes are supplied non-sterile. For workflows requiring sterile consumables, a separate sterile-grade product should be selected.\"}},{\"@type\":\"Question\",\"name\":\"What centrifuge tube holders or racks are these compatible with?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 12 × 75 mm outer dimensions are compatible with standard 12 mm clinical centrifuge tube holders and matching 12 × 75 mm tube racks commonly found in hematology and urinalysis laboratories.\"}},{\"@type\":\"Question\",\"name\":\"Are these tubes autoclavable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Polypropylene has inherent autoclave tolerance; however, autoclaving is only advisable if your specific workflow requires it. 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Contact LabSupplies.com for certificates of conformance or additional quality documentation.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553004630248,"sku":"2142355030E1","price":84.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-2313-030_02.jpg?v=1778691954"},{"product_id":"conical-bottom-test-tubes-4-5ml-12-75mm-blue-pp-2142355b30e1","title":"4.5 mL Centrifuge Tubes, Conical Bottom, PP, Blue — 214-2355-B30 | 250\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e4.5 mL Conical Bottom Centrifuge Tubes — Polypropylene, Blue, 12 × 75 mm (214-2355-B30) | 250\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 4.5 mL conical bottom centrifuge tubes measure 12 × 75 mm and are molded from virgin-grade polypropylene (PP) for reliable performance across clinical and research centrifugation workflows. Supplied non-sterile in sealed 250\/Bag packaging, they are well suited for hematology, toxicology sample preparation, urinalysis sediment analysis, and any application requiring efficient pellet concentration at the tube tip. The blue color provides at-a-glance rack identification in high-throughput laboratory settings.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-2355-B30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e4.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e12 × 75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e250\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClinical hematology: differential cell counts and conical pellet concentration after centrifugation\u003c\/li\u003e\n\u003cli\u003eToxicology sample preparation: clean phase separation with minimal carry-over\u003c\/li\u003e\n\u003cli\u003eUrinalysis: sediment analysis using conical bottom geometry to concentrate cellular and particulate material\u003c\/li\u003e\n\u003cli\u003eGeneral centrifuge pelleting: complete aspirate recovery with minimal pellet disturbance\u003c\/li\u003e\n\u003cli\u003eColor-coded sample rack organization in high-throughput clinical and CAP\/CLIA\/ISO 15189-accredited laboratory workflows\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThe 12 × 75 mm outer diameter of these tubes is compatible with standard 12 mm clinical centrifuge tube holders, making them a practical choice for laboratories already using this format. Lot-to-lot dimensional consistency—including controlled wall thickness, outer diameter, and length tolerances—ensures a reliable fit across centrifuge rotors and tube racks designed for the 12 mm format. Every bag ships with a lot number and manufacturing date to support full traceability in CAP-, CLIA-, and ISO 15189-accredited settings.\u003c\/p\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen tubes are produced at ISO-certified facilities from FDA-compliant, virgin-grade polypropylene that is BPA-free, phthalate-free, and latex-free. Sealed 250\/Bag packaging preserves product integrity from warehouse receipt through point of use, and each bag carries full lot and manufacturing date information for regulatory traceability. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from domestic USA inventory, with tiered volume pricing available for high-use clinical labs, hospitals, and research institutions.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these centrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. For applications requiring sterility, confirm that your workflow includes a validated sterilization step or contact us about sterile packaging options.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat centrifuge rotor formats accept the 12 × 75 mm tube size?\u003c\/strong\u003e\u003cbr\u003eThe 12 × 75 mm outer diameter is compatible with standard 12 mm clinical centrifuge tube holders. Always verify rotor and tube holder specifications against your instrument's documentation before use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre these tubes safe for direct contact with serum, plasma, and urine?\u003c\/strong\u003e\u003cbr\u003eYes — they are molded from virgin-grade, FDA-compliant polypropylene that is BPA-free and phthalate-free, making them suitable for direct contact with serum, plasma, urine, and standard aqueous clinical reagent matrices.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan these tubes be autoclaved?\u003c\/strong\u003e\u003cbr\u003ePolypropylene is generally autoclavable; however, these tubes are supplied non-sterile and are not validated for autoclave sterilization by the manufacturer. Consult your laboratory's SOP before autoclaving.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"4.5 mL Conical Bottom Centrifuge Tubes, Polypropylene, Blue, 12 × 75 mm — 250\/Bag\",\"sku\":\"2142355B30E1\",\"mpn\":\"214-2355-B30\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene (PP)\",\"color\":\"Blue\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"84.11\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these centrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. 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Always verify rotor and tube holder specifications against your instrument's documentation before use.\"}},{\"@type\":\"Question\",\"name\":\"Are these tubes safe for direct contact with serum, plasma, and urine?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — they are molded from virgin-grade, FDA-compliant polypropylene that is BPA-free and phthalate-free, making them suitable for direct contact with serum, plasma, urine, and standard aqueous clinical reagent matrices.\"}},{\"@type\":\"Question\",\"name\":\"Can these tubes be autoclaved?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Polypropylene is generally autoclavable; however, these tubes are supplied non-sterile and are not validated for autoclave sterilization by the manufacturer. Consult your laboratory's SOP before autoclaving.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553005154536,"sku":"2142355B30E1","price":84.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-2355-B30_02.jpg?v=1778691955"},{"product_id":"conical-bottom-test-tubes-4-5ml-12-75mm-green-pp-2142355g30e1","title":"4.5 mL Centrifuge Tubes, Conical Bottom, PP, Green — 214-2355-G30 | 250\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e4.5 mL Conical Bottom Centrifuge Tubes — Polypropylene, Green, 250\/Bag (214-2355-G30)\u003c\/h2\u003e\n\u003cp\u003eThese 4.5 mL conical bottom tubes measure 12 × 75 mm and are molded from virgin-grade polypropylene (PP), making them well suited for clinical centrifugation, hematology differential work, and urinalysis sediment analysis. Supplied non-sterile in sealed 250\/Bag packaging, they offer consistent lot-to-lot dimensional tolerances that ensure reliable seating in standard 12 mm centrifuge tube holders. The green color provides immediate visual identification in color-coded sample racks, reducing handling errors in high-throughput clinical environments.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-2355-G30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e4.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e12 × 75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eGreen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e250\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClinical hematology differential — conical geometry concentrates the cellular pellet at the tube tip for clean aspiration with minimal disturbance\u003c\/li\u003e\n\u003cli\u003eCentrifuge pelleting in 12 mm rotor positions for serum, plasma, and whole-blood samples\u003c\/li\u003e\n\u003cli\u003eToxicology sample preparation — conical bottom supports complete phase separation and pellet recovery\u003c\/li\u003e\n\u003cli\u003eUrinalysis sediment analysis — tight dimensional tolerances ensure consistent sediment concentration in the conical tip\u003c\/li\u003e\n\u003cli\u003eGeneral clinical bench work requiring color-coded, rack-compatible 12 × 75 mm tubes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eLimited — not recommended for prolonged contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen tubes are produced at ISO-certified facilities from FDA-compliant virgin-grade polypropylene that is BPA-free and phthalate-free. Each bag carries a lot number and manufacturing date to support full traceability under CAP, CLIA, and ISO 15189 quality programs. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered volume pricing available for clinical labs, hospitals, and research institutions placing recurring orders.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these centrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — part number 214-2355-G30 is supplied non-sterile in sealed 250\/Bag packaging. For applications requiring a sterile article, a separately listed sterile format should be selected.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat centrifuge rotor positions do these tubes fit?\u003c\/strong\u003e\u003cbr\u003eThe 12 × 75 mm outer dimensions are compatible with standard 12 mm clinical centrifuge tube holders. Always confirm that your specific rotor or rack accepts the 12 mm diameter before use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy is the tube green?\u003c\/strong\u003e\u003cbr\u003eGreen is used as a color-coding convention to help staff quickly identify the correct tube type in multi-analyte sample racks. This reduces misidentification errors in high-throughput clinical workflows without requiring any retraining.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan these tubes be used with serum, plasma, and urine samples?\u003c\/strong\u003e\u003cbr\u003eYes — polypropylene is chemically compatible with serum, plasma, urine, and standard aqueous clinical reagent matrices. The virgin-grade, BPA-free, phthalate-free resin is appropriate for direct contact with these sample types.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"4.5 mL Conical Bottom Centrifuge Tubes, Polypropylene, Green, 250\/Bag — Caplugs® Evergreen 214-2355-G30\",\"sku\":\"2142355G30E1\",\"mpn\":\"214-2355-G30\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene (PP)\",\"color\":\"Green\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"84.11\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these centrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile in sealed 250\/Bag packaging. 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The virgin-grade, BPA-free, phthalate-free resin is appropriate for direct contact with these sample types.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553005220072,"sku":"2142355G30E1","price":84.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-2355-G30.png?v=1778691957"},{"product_id":"ribbed-round-bottom-test-tubes-4-9ml-12-75mm-ps-2142131010e1","title":"Ribbed Round Bottom Test Tubes, 12 x 75 mm, 4.9 mL, Polystyrene, Natural, 1000\/Bag | Caplugs® Evergreen","description":"\u003ch1\u003eCaplugs® Evergreen 4.9 mL Ribbed Round Bottom Test Tubes, 12 x 75 mm, Polystyrene, Natural, 1000\/Bag\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eCaplugs® Evergreen Ribbed Round Bottom Test Tubes\u003c\/strong\u003e deliver a clear, rigid 12 x 75 mm polystyrene format with a 4.9 mL working capacity, engineered for routine clinical chemistry, sample aliquoting, and reagent dispensing. Ribbed walls improve grip on automated and manual workflows, while the natural polystyrene offers excellent optical clarity for visual inspection and colorimetric reads.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eRibbed Round Bottom Test Tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003e4.9 mL, 12 x 75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolystyrene (PS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRoutine clinical chemistry and diagnostic sample handling\u003c\/li\u003e\n\u003cli\u003eSerum, plasma, and whole-blood aliquoting\u003c\/li\u003e\n\u003cli\u003eReagent and buffer dispensing on the bench\u003c\/li\u003e\n\u003cli\u003eColorimetric and turbidimetric visual assessment\u003c\/li\u003e\n\u003cli\u003eLoading on automated analyzers and sample carousels\u003c\/li\u003e\n\u003cli\u003eGeneral laboratory mixing, dilution, and short-term storage\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003elabsupplies.com is an authorized Caplugs® Evergreen dealer shipping from US inventory, and these tubes are Made in USA. Each bag carries lot numbers to support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available to streamline procurement across high-volume sample workflows.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat is the working volume and dimension of these tubes?\u003c\/h3\u003e\n\u003cp\u003eEach tube holds 4.9 mL and measures 12 x 75 mm, the standard small-tube format used across clinical chemistry and general bench applications.\u003c\/p\u003e\n\u003ch3\u003eAre these test tubes sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. These tubes are supplied non-sterile, making them suited to routine, non-aseptic sample handling, dispensing, and storage tasks.\u003c\/p\u003e\n\u003ch3\u003eWhat material are these tubes made from?\u003c\/h3\u003e\n\u003cp\u003eThey are molded from polystyrene (PS) in a natural color, providing high optical clarity and rigidity for visual inspection and analyzer use.\u003c\/p\u003e\n\u003ch3\u003eHow many tubes are in each pack?\u003c\/h3\u003e\n\u003cp\u003eThese tubes are supplied 1000 per bag under SKU 214-2131-010, ideal for high-throughput labs that consume disposable tubes in volume.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Caplugs® Evergreen 4.9 mL Ribbed Round Bottom Test Tubes, 12 x 75 mm, Polystyrene, Natural, 1000\/Bag\",\n  \"sku\": \"214-2131-010\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Caplugs® Evergreen\"\n  },\n  \"countryOfOrigin\": \"USA\",\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"price\": \"52.78\",\n    \"priceCurrency\": \"USD\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"seller\": {\n      \"@type\": \"Organization\",\n      \"name\": \"labsupplies.com\"\n    }\n  }\n}\n\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the working volume and dimension of these tubes?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Each tube holds 4.9 mL and measures 12 x 75 mm, the standard small-tube format used across clinical chemistry and general bench applications.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these test tubes sterile?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. These tubes are supplied non-sterile, making them suited to routine, non-aseptic sample handling, dispensing, and storage tasks.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What material are these tubes made from?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"They are molded from polystyrene (PS) in a natural color, providing high optical clarity and rigidity for visual inspection and analyzer use.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How many tubes are in each pack?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"These tubes are supplied 1000 per bag under SKU 214-2131-010, ideal for high-throughput labs that consume disposable tubes in volume.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553012396264,"sku":"2142131010E1","price":52.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-2131-010_02.jpg?v=1778692010"},{"product_id":"conical-bottom-test-tubes-4-5ml-12-75mm-red-pp-2142355r30e1","title":"4.5 mL Centrifuge Tubes, Conical Bottom, PP, Red — 214-2355-R30 | 250\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e4.5 mL Conical Bottom Centrifuge Tubes, Polypropylene, Red — 250\/Bag (214-2355-R30)\u003c\/h2\u003e\n\u003cp\u003eThese 4.5 mL conical bottom tubes measure 12 × 75 mm and are molded from virgin-grade polypropylene (PP), making them well suited for clinical centrifugation, urinalysis sediment concentration, and toxicology sample preparation. Supplied non-sterile in sealed 250\/Bag packaging, the red color provides immediate rack-position identification in high-throughput laboratory workflows. Lot-to-lot dimensional consistency ensures reliable fit in standard 12 mm centrifuge tube holders, batch after batch.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-2355-R30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e4.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e12 × 75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e250\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClinical hematology — differential cell counts and pellet concentration using the conical geometry to minimize pellet disturbance during aspiration\u003c\/li\u003e\n\u003cli\u003eUrinalysis sediment analysis — conical bottom consolidates cellular and particulate sediment at the tube tip for efficient microscopic examination\u003c\/li\u003e\n\u003cli\u003eToxicology sample preparation — clean phase separation in aqueous and dilute-reagent matrices\u003c\/li\u003e\n\u003cli\u003eGeneral centrifuge pelleting — compatible with standard 12 mm clinical centrifuge tube holders\u003c\/li\u003e\n\u003cli\u003eColor-coded rack organization — red coloring supports visual sample-type or workflow-stage identification in high-throughput settings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA from FDA-compliant, BPA-free, phthalate-free virgin-grade polypropylene, these tubes are produced at Caplugs® Evergreen ISO-certified manufacturing facilities with tight controls on wall thickness, outer diameter, and length tolerance. Each bag carries a lot number and manufacturing date to support full traceability under CAP, CLIA, and ISO 15189 quality programs. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, so labs avoid offshore lead-time variability and can depend on consistent domestic supply for high-volume clinical operations.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — the 214-2355-R30 tubes are supplied non-sterile. For applications requiring sterility, contact us about sterile alternatives in the Caplugs® Evergreen catalog.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these tubes fit standard clinical centrifuge racks?\u003c\/strong\u003e\u003cbr\u003eYes. The 12 × 75 mm outer dimensions are compatible with standard 12 mm clinical centrifuge tube holders commonly found in hematology and urinalysis workflows.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre the tubes safe for direct contact with serum, plasma, and urine?\u003c\/strong\u003e\u003cbr\u003eYes. They are molded from virgin-grade polypropylene resin that is BPA-free and phthalate-free, making them appropriate for direct contact with serum, plasma, urine, and standard aqueous clinical matrices.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat lot traceability documentation is available?\u003c\/strong\u003e\u003cbr\u003eEach bag is labeled with a lot number and manufacturing date, providing the documentation needed for CAP, CLIA, and ISO 15189 accreditation recordkeeping.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"4.5 mL Conical Bottom Centrifuge Tubes, Polypropylene, Red — 250\/Bag\",\"sku\":\"2142355R30E1\",\"mpn\":\"214-2355-R30\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene (PP)\",\"color\":\"Red\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"84.11\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — the tubes are supplied non-sterile. 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Lot-to-lot dimensional consistency ensures reliable fit in standard 12 mm autoanalyzer sample racks, making part number 214-2367-030 a dependable choice for clinical chemistry, hematology, and general sample handling. BPA-free, phthalate-free construction and FDA 21 CFR Part 177–compliant resin make these tubes suitable for direct contact with serum, plasma, urine, and aqueous clinical reagent matrices.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-2367-030\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e5.0 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e12 × 75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eRound Bottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClinical chemistry sample presentation in 12 mm autoanalyzer racks\u003c\/li\u003e\n\u003cli\u003eHematology sample preparation requiring round bottom geometry for complete drainage\u003c\/li\u003e\n\u003cli\u003eUrinalysis and general specimen collection and handling\u003c\/li\u003e\n\u003cli\u003eSerum, plasma, and urine aliquoting in clinical and hospital laboratories\u003c\/li\u003e\n\u003cli\u003eGeneral bench workflows requiring a standard 12 × 75 mm tube format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen round bottom tubes are manufactured under ISO-certified quality management from virgin-grade, BPA-free, phthalate-free polypropylene resin compliant with FDA 21 CFR Part 177. Every bag carries a lot number and manufacturing date to support full CAP, CLIA, and ISO 15189 traceability requirements. LabSupplies.com is an authorized Caplugs® Evergreen dealer, shipping from domestic USA inventory to eliminate offshore lead time risk — with tiered pricing available for high-volume institutional and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these test tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile in 1000\/Bag packaging. For applications requiring sterility, contact LabSupplies.com to inquire about available sterile alternatives.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill these tubes fit standard autoanalyzer sample racks?\u003c\/strong\u003e\u003cbr\u003eYes. The 12 × 75 mm outer dimensions are manufactured to tight tolerances specifically to ensure consistent fit in 12 mm autoanalyzer sample racks used in clinical chemistry platforms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the tubes suitable for contact with serum, plasma, or urine?\u003c\/strong\u003e\u003cbr\u003eYes. The virgin-grade polypropylene resin meets FDA 21 CFR Part 177 standards and is appropriate for direct contact with serum, plasma, urine, and standard aqueous clinical reagent matrices.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes each bag include lot traceability information?\u003c\/strong\u003e\u003cbr\u003eYes. Every sealed bag of 214-2367-030 is lot-numbered and date-coded to support CAP, CLIA, and ISO 15189 documentation requirements.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"5.0 mL Round Bottom Test Tubes, 12 × 75 mm, Polypropylene, Natural, 1000\/Bag\",\"sku\":\"2142367030E1\",\"mpn\":\"214-2367-030\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene (PP)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"71.92\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these test tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile in 1000\/Bag packaging. 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Every sealed bag of 214-2367-030 is lot-numbered and date-coded to support CAP, CLIA, and ISO 15189 documentation requirements.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553077244136,"sku":"2142367030E1","price":71.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-2367-030_2817c8a7-536f-43df-ad62-aa3f08b825d4.png?v=1778692519"},{"product_id":"round-bottom-test-tubes-5-0ml-12-75mm-blue-pp-2142367b30e1","title":"5.0 mL Test Tubes, Round Bottom, PP, Blue — 214-2367-B30 | 1000\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e5.0 mL Round Bottom Test Tubes, 12 × 75 mm — Polypropylene, Blue, 1000\/Bag (214-2367-B30)\u003c\/h2\u003e\n\u003cp\u003eThese 5.0 mL round bottom polypropylene test tubes measure 12 × 75 mm and are designed for clinical chemistry, hematology sample preparation, autoanalyzer sample presentation, and general laboratory workflows. Supplied non-sterile in sealed 1000\/Bag packaging, the blue polypropylene construction provides chemical compatibility across the aqueous and dilute-reagent matrices common in clinical and research settings. Lot-to-lot dimensional consistency ensures reliable fit in standard 12 mm autoanalyzer sample racks, making these tubes a dependable choice for high-throughput laboratory environments.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-2367-B30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e5.0 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e12 × 75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eRound Bottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClinical chemistry sample preparation and autoanalyzer presentation in standard 12 mm sample racks\u003c\/li\u003e\n\u003cli\u003eHematology sample handling and preparation workflows\u003c\/li\u003e\n\u003cli\u003eUrinalysis and urine chemistry specimen management\u003c\/li\u003e\n\u003cli\u003eSerum, plasma, and whole-blood aliquoting and short-term storage\u003c\/li\u003e\n\u003cli\u003eGeneral laboratory sample handling, dilutions, and reagent preparation\u003c\/li\u003e\n\u003cli\u003eCAP-, CLIA-, and ISO 15189-regulated laboratories requiring lot-numbered, date-coded consumables for full traceability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen test tubes are manufactured from virgin-grade, FDA 21 CFR Part 177-compliant polypropylene resin that is BPA-free and phthalate-free, making them suitable for direct contact with serum, plasma, urine, and standard clinical reagent matrices. Every bag carries a lot number and manufacturing date to support full audit traceability under CAP, CLIA, and ISO 15189 quality frameworks. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered pricing available for high-volume institutional and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these test tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — part number 214-2367-B30 is supplied non-sterile. For most clinical chemistry, hematology, and general laboratory applications, sterility is not required; however, if your protocol demands sterile tubes, please contact us for sterile alternatives.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these tubes fit standard autoanalyzer sample racks?\u003c\/strong\u003e\u003cbr\u003eYes. The 12 × 75 mm outer dimensions are consistent with standard 12 mm autoanalyzer rack positions used across common clinical chemistry platforms. Lot-to-lot dimensional tolerances are controlled to ensure reliable rack fit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre the tubes compatible with serum and plasma samples?\u003c\/strong\u003e\u003cbr\u003eYes. Virgin-grade polypropylene is inert toward aqueous biological matrices including serum, plasma, whole blood, and urine, and the resin meets FDA 21 CFR Part 177 requirements for food- and specimen-contact applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo these tubes support CAP and CLIA traceability requirements?\u003c\/strong\u003e\u003cbr\u003eYes. Each bag is lot-numbered and date-coded, providing the documentation chain needed for CAP, CLIA, and ISO 15189 laboratory accreditation audits.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"5.0 mL Round Bottom Test Tubes, 12 × 75 mm, Polypropylene, Blue, 1000\/Bag\",\"sku\":\"2142367B30E1\",\"mpn\":\"214-2367-B30\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene (PP)\",\"color\":\"Blue\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"71.92\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these test tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. 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The 12 × 75 mm format seats reliably in standard 12 mm autoanalyzer sample racks, making part number 214-2367-R30 a practical choice for clinical chemistry, hematology sample preparation, and routine laboratory sample handling. Round bottom geometry promotes complete sample drainage and minimizes dead volume, reducing reagent waste and improving result consistency.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-2367-R30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e5.0 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e12 × 75 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eRound Bottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClinical chemistry sample presentation in autoanalyzer systems requiring the standard 12 × 75 mm \/ 12 mm rack format\u003c\/li\u003e\n\u003cli\u003eHematology sample preparation and aliquoting\u003c\/li\u003e\n\u003cli\u003eUrinalysis specimen collection and processing\u003c\/li\u003e\n\u003cli\u003eGeneral laboratory sample handling, dilutions, and reagent preparation\u003c\/li\u003e\n\u003cli\u003eCAP-, CLIA-, and ISO 15189-regulated workflows requiring lot-numbered, date-coded consumables for full traceability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen test tubes are manufactured at ISO-certified facilities using virgin-grade, BPA-free, phthalate-free polypropylene that meets FDA 21 CFR Part 177 standards for direct contact with serum, plasma, urine, and aqueous clinical reagent matrices. Every bag is lot-numbered and date-coded to support full CAP, CLIA, and ISO 15189 traceability requirements. Lot-to-lot dimensional consistency ensures reliable fit in 12 mm autoanalyzer sample racks without per-lot qualification overhead. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered pricing available for high-volume institutional and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these test tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile in sealed 1000\/Bag packaging. For most clinical chemistry, hematology, and general sample-handling workflows, sterility is not required; consult your laboratory SOP if sterile consumables are specified.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill these tubes fit standard autoanalyzer sample racks?\u003c\/strong\u003e\u003cbr\u003eYes. The 12 × 75 mm outer dimensions are compatible with 12 mm autoanalyzer sample rack positions. Dimensional consistency is maintained lot-to-lot, so tubes seat reliably without manual adjustment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the tubes suitable for contact with serum, plasma, and urine?\u003c\/strong\u003e\u003cbr\u003eYes. The virgin-grade polypropylene resin meets FDA 21 CFR Part 177 standards and is BPA-free and phthalate-free, making it appropriate for direct contact with serum, plasma, urine, and standard aqueous clinical reagent matrices.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo the bags carry lot and date information for regulatory traceability?\u003c\/strong\u003e\u003cbr\u003eYes. 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Every 1000\/Bag unit is lot-numbered and date-coded, providing the documentation chain required for CAP, CLIA, and ISO 15189 accredited laboratory environments.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553077342440,"sku":"2142367R30E1","price":71.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-2367-R30.png?v=1778692523"},{"product_id":"conical-microcentrifuge-tubes-0-5ml-natural-pp-2143403030e1","title":"0.5 mL Microcentrifuge Tubes, Tethered Caps, PP, Natural — 214-3403-030 | 1000\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e0.5 mL Conical Microcentrifuge Tubes with Tethered Cap — Polypropylene, Natural, 1000\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 0.5 mL conical microcentrifuge tubes feature a permanently attached tethered cap that eliminates cap loss and reduces cross-contamination risk during high-throughput pipetting workflows. Manufactured from virgin-grade polypropylene (PP) in a natural (translucent) finish, they are supplied non-sterile in sealed 1000\/Bag packaging and fit standard microcentrifuge rotor positions. The conical bottom geometry concentrates pellets at the tube tip for complete microvolume recovery with minimal dead volume after centrifugation.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3403-030\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e0.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eTethered — permanently attached\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural (translucent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR preparation and enzyme reaction setup requiring low dead volume at the conical tip\u003c\/li\u003e\n\u003cli\u003eDNA and RNA extraction workflows where complete pellet recovery is critical\u003c\/li\u003e\n\u003cli\u003eProtein precipitation and cell pelleting in benchtop microcentrifuge rotors\u003c\/li\u003e\n\u003cli\u003eClinical microvolume sample processing in CAP-, CLIA-, and ISO 15189-regulated environments where lot-level traceability is required\u003c\/li\u003e\n\u003cli\u003eHigh-throughput repetitive pipetting operations where tethered caps enable single-handed opening and closing to minimize workflow interruption\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol \/ isopropanol \/ ethanol\u003c\/td\u003e\n\u003ctd\u003eGood — short-term contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood — short-term contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen microcentrifuge tubes are produced at ISO-certified facilities from FDA-registered, BPA-free, phthalate-free virgin-grade polypropylene. Lot-to-lot dimensional consistency ensures reliable rotor fit and cap hinge durability across every bag, and each sealed bag ships with lot number and manufacturing date to support full CAP, CLIA, and ISO 15189 audit trails. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered pricing available for high-volume institutional and grant-funded laboratories.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — the 214-3403-030 tubes are supplied non-sterile in sealed 1000\/Bag packaging. For applications requiring sterility, consider a DNase\/RNase-free certified option or autoclave these tubes prior to use, since polypropylene is autoclavable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat makes a tethered cap better than a snap cap for high-throughput work?\u003c\/strong\u003e\u003cbr\u003eThe tethered cap is permanently attached via a flexible hinge, so it cannot be misplaced or mixed between tubes during rapid sample processing. Single-handed open-and-close operation also reduces repetitive motion and workflow interruption compared to separate snap caps.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill these tubes fit my standard benchtop microcentrifuge rotor?\u003c\/strong\u003e\u003cbr\u003eYes — the 0.5 mL conical format is dimensionally consistent with standard microcentrifuge rotor positions designed for this tube size. Caplugs® Evergreen manufactures to tight dimensional tolerances to ensure consistent rotor fit across all 1000 tubes in a bag.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these tubes support regulatory traceability requirements for clinical labs?\u003c\/strong\u003e\u003cbr\u003eYes — each bag includes a lot number and manufacturing date, providing the documentation needed to satisfy CAP, CLIA, and ISO 15189 traceability requirements for consumables used in regulated testing environments.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.5 mL Conical Microcentrifuge Tubes with Tethered Cap, PP, Natural — 1000\/Bag\",\"sku\":\"2143403030E1\",\"mpn\":\"214-3403-030\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene (PP)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"57.16\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile in sealed 1000\/Bag packaging. 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Single-handed open-and-close operation reduces repetitive motion and workflow interruption during rapid sample processing.\"}},{\"@type\":\"Question\",\"name\":\"Will these tubes fit my standard benchtop microcentrifuge rotor?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — the 0.5 mL conical format is manufactured to tight dimensional tolerances for consistent fit in standard microcentrifuge rotor positions designed for this tube size.\"}},{\"@type\":\"Question\",\"name\":\"Do these tubes support regulatory traceability requirements for clinical labs?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — each bag ships with a lot number and manufacturing date, providing the documentation needed to satisfy CAP, CLIA, and ISO 15189 traceability requirements for consumables used in regulated testing environments.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553089892584,"sku":"2143403030E1","price":57.16,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3403-030_01.jpg?v=1778692709"},{"product_id":"conical-microcentrifuge-tubes-1-5ml-yellow-ppc-2143410y80e1","title":"1.5 mL Microcentrifuge Tubes, Tethered Caps, PPC, Yellow — 214-3410-Y80 | 250\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e1.5 mL Conical Microcentrifuge Tubes with Tethered Cap — PPC, Yellow, 250\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 1.5 mL conical microcentrifuge tubes feature a permanently attached tethered cap, molded graduation markings, and yellow polypropylene copolymer (PPC) construction — supplied non-sterile in 250\/Bag for high-throughput molecular biology, clinical, and research workflows. Polypropylene copolymer delivers enhanced flexibility and impact resistance compared to standard PP homopolymer, reducing the risk of cracking during high-speed centrifuge runs. Lot-to-lot dimensional consistency ensures reliable seating in standard 1.5 mL microcentrifuge rotor positions.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3410-Y80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e1.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eTethered — permanently attached\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGraduation\u003c\/td\u003e\n\u003ctd\u003eMolded volume markings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eYellow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e250\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR preparation and thermocycler-compatible microvolume setup\u003c\/li\u003e\n\u003cli\u003eDNA and RNA extraction with low dead-volume conical geometry\u003c\/li\u003e\n\u003cli\u003eEnzyme reactions and protein assay sample preparation\u003c\/li\u003e\n\u003cli\u003eCell pelleting during microcentrifuge-based culture workflows\u003c\/li\u003e\n\u003cli\u003eClinical microvolume sample processing in CAP\/CLIA-accredited environments requiring lot traceability\u003c\/li\u003e\n\u003cli\u003eColor-coded sample-type differentiation in multi-tube rack workflows\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (e.g., toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eLimited — not recommended for prolonged contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents (e.g., chloroform)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen microcentrifuge tubes are manufactured from BPA-free, phthalate-free polypropylene copolymer resin. Each bag carries full lot-level documentation to support quality systems in CAP-, CLIA-, and ISO 15189-accredited laboratories. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered pricing available for high-volume institutional and grant-funded purchasing programs.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — the 214-3410-Y80 tubes are supplied non-sterile in sealed 250\/Bag packaging. For applications requiring sterility, pre-sterilization by the end user or selection of a sterile-certified product is recommended.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of a tethered cap versus a separate snap cap?\u003c\/strong\u003e\u003cbr\u003eThe permanently attached hinge eliminates cap loss during high-throughput pipetting and reduces cross-contamination risk. 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Lot-to-lot manufacturing controls maintain uniform geometry and wall thickness across every bag.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"1.5 mL Conical Microcentrifuge Tubes with Tethered Cap, PPC, Yellow, 250\/Bag\",\"sku\":\"2143410Y80E1\",\"mpn\":\"214-3410-Y80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Yellow\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"16.97\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — the tubes are supplied non-sterile in sealed 250\/Bag packaging. 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Lot-to-lot manufacturing controls maintain uniform geometry and wall thickness across every bag.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553115025640,"sku":"2143410Y80E1","price":16.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3410-Y80.png?v=1778692994"},{"product_id":"conical-microcentrifuge-tubes-0-5ml-natural-ppc-2143425080e1","title":"0.5 mL Microcentrifuge Tubes, Tethered Caps, PPC, Natural — 214-3425-080 | 1000\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e0.5 mL Conical Microcentrifuge Tubes with Tethered Cap — Natural PPC, Graduated, 1000\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 0.5 mL conical microcentrifuge tubes feature a permanently attached tethered cap and molded graduation markings, making them a reliable choice for PCR preparation, DNA\/RNA extraction, enzyme reactions, and microvolume clinical sample processing. Constructed from polypropylene copolymer (PPC), the tubes offer enhanced flexibility and impact resistance compared to standard PP homopolymer, reducing the risk of cracking during high-speed centrifuge runs. Supplied non-sterile in sealed 1000\/Bag packaging, part number 214-3425-080 delivers lot-to-lot dimensional consistency for reliable fit in standard 0.5 mL microcentrifuge rotor positions.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3425-080\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e0.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eTethered (permanently attached)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGraduation\u003c\/td\u003e\n\u003ctd\u003eMolded volume markings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR and qPCR reaction setup requiring precise microvolume handling\u003c\/li\u003e\n\u003cli\u003eDNA and RNA extraction with minimal dead-volume loss in a conical format\u003c\/li\u003e\n\u003cli\u003eEnzyme incubation and kinetics assays at the 0.5 mL scale\u003c\/li\u003e\n\u003cli\u003eCell and protein pelleting in benchtop microcentrifuge workflows\u003c\/li\u003e\n\u003cli\u003eClinical and CLIA laboratory microvolume sample processing where lot traceability is required\u003c\/li\u003e\n\u003cli\u003eHigh-throughput pipetting workflows where the tethered cap eliminates cap loss and reduces cross-contamination risk\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol \/ isopropanol \/ ethanol\u003c\/td\u003e\n\u003ctd\u003eGood — short-term contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood — short-term contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents (chloroform, DCM)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA under ISO 9001 quality management, these Caplugs® Evergreen tubes are manufactured from BPA-free, phthalate-free polypropylene copolymer resin, ensuring compliance with modern laboratory safety standards. Each bag carries a lot number and manufacturing date to support full traceability in CAP-, CLIA-, and ISO 15189-accredited laboratories. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from domestic inventory, providing consistent supply without offshore lead-time risk; tiered pricing is available for high-volume institutional and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — these tubes are supplied non-sterile. They are intended for standard molecular biology, research, and clinical workflows that do not require a sterility guarantee. If your protocol requires sterile tubes, look for a DNase\/RNase-free or sterile-designated product.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of a tethered cap over a separate snap cap?\u003c\/strong\u003e\u003cbr\u003eThe tethered cap is permanently attached via a flexible hinge, so it cannot be misplaced or mixed up between tubes during high-throughput pipetting. 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They are intended for standard molecular biology, research, and clinical workflows that do not require a sterility guarantee. If your protocol requires sterile tubes, look for a DNase\/RNase-free or sterile-designated product.\"}},{\"@type\":\"Question\",\"name\":\"What is the advantage of a tethered cap over a separate snap cap?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The tethered cap is permanently attached via a flexible hinge, so it cannot be misplaced or mixed up between tubes during high-throughput pipetting. 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Supplied non-sterile in sealed 1000\/Bag packaging, part number 214-3425-G80 includes molded graduation markings for direct visual volume estimation and a distinctive green color for rapid sample-type identification in multi-tube rack workflows. 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The polypropylene copolymer (PPC) formulation provides greater flexibility and crack resistance compared to standard PP homopolymer, making these tubes particularly well suited to high-speed centrifugation. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered pricing available for high-volume institutional and grant-funded purchasing.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile in sealed 1000\/Bag packaging. 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Because rotor designs vary by manufacturer and model, verify the rotor's tube-diameter and depth specifications against your instrument's documentation before switching from your current supplier.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.5 mL Conical Microcentrifuge Tubes with Tethered Cap, Green PPC, Non-Sterile, 1000\/Bag\",\"sku\":\"2143425G80E1\",\"mpn\":\"214-3425-G80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Green\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"59.99\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile in sealed 1000\/Bag packaging. 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Because rotor designs vary by manufacturer and model, verify the rotor's tube-diameter and depth specifications against your instrument's documentation before switching from your current supplier.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553128067304,"sku":"2143425G80E1","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3425-G80_01.jpg?v=1778693109"},{"product_id":"conical-microcentrifuge-tubes-0-5ml-amber-ppc-2143425n80e1","title":"0.5 mL Microcentrifuge Tubes, Tethered Caps, PPC, Amber — 214-3425-N80 | 1000\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e0.5 mL Amber Microcentrifuge Tubes with Tethered Cap — Conical, PPC, Graduated, 1000\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 0.5 mL conical microcentrifuge tubes feature a permanently attached tethered cap and are molded from amber Polypropylene Copolymer (PPC) — a material that offers enhanced flexibility and impact resistance compared with standard PP homopolymer, reducing cracking risk during high-speed centrifuge runs. Graduated volume markings are molded directly into the tube wall for solvent-resistant, permanent volume estimation at a glance. Supplied non-sterile in sealed 1000\/Bag packaging, part number 214-3425-N80 is designed for demanding molecular biology, clinical, and research microvolume workflows where cap security and light protection matter.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3425-N80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e0.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eTethered (permanently attached)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGraduation\u003c\/td\u003e\n\u003ctd\u003eMolded volume markings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eAmber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR and qPCR reaction setup requiring precise microvolume handling in the 0.5 mL range\u003c\/li\u003e\n\u003cli\u003eDNA and RNA extraction — conical geometry minimizes dead volume during low-elution workflows\u003c\/li\u003e\n\u003cli\u003eEnzyme reactions, restriction digests, and ligation setups\u003c\/li\u003e\n\u003cli\u003eCell and nuclei pelleting in standard microcentrifuge rotors\u003c\/li\u003e\n\u003cli\u003eLight-sensitive sample storage where amber construction reduces photodegradation\u003c\/li\u003e\n\u003cli\u003eClinical and CLIA laboratory microvolume processing with lot-traceable consumables\u003c\/li\u003e\n\u003cli\u003eHigh-throughput pipetting workflows where the tethered cap prevents cap loss and cross-contamination\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eNot recommended — limited resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen microcentrifuge tubes are produced from BPA-free, phthalate-free Polypropylene Copolymer resin with lot-level quality controls that ensure consistent geometry, wall thickness, and tethered cap hinge durability across every tube in the bag. Sealed 1000\/Bag packaging preserves product integrity from warehouse receipt through point-of-use and supports lot traceability for CAP, CLIA, and ISO 15189 accredited laboratories. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered volume pricing available for high-use clinical, research, and biotech accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. For applications requiring sterile consumables, such as tissue culture or certain clinical assays, sterile-packaged alternatives should be selected. Non-sterile tubes are appropriate for the vast majority of molecular biology and routine research workflows.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy is the cap tethered rather than separate?\u003c\/strong\u003e\u003cbr\u003eThe tethered cap is permanently attached via a flexible hinge, which eliminates the risk of cap loss and prevents mix-ups between caps and tubes during high-throughput pipetting sessions. Single-handed opening and closing also reduces repetitive motion interruptions on the bench.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of PPC over standard polypropylene?\u003c\/strong\u003e\u003cbr\u003ePolypropylene Copolymer (PPC) offers greater flexibility and impact resistance than standard PP homopolymer. This reduces the likelihood of stress cracking during high-speed microcentrifuge runs and makes the tubes more durable in cold-storage and freeze-thaw cycling applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy choose amber-colored tubes instead of natural or clear?\u003c\/strong\u003e\u003cbr\u003eThe amber pigmentation blocks a significant portion of visible and ultraviolet light, helping to protect light-sensitive samples — such as fluorescent dye conjugates, RNA, and photodegradable reagents — during bench processing and short-term storage. The color also provides an easy visual cue for differentiating sample types in multi-tube rack workflows.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.5 mL Amber Microcentrifuge Tubes with Tethered Cap — Conical, PPC, Graduated, 1000\/Bag\",\"sku\":\"2143425N80E1\",\"mpn\":\"214-3425-N80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Amber\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"59.99\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. For applications requiring sterile consumables, sterile-packaged alternatives should be selected. Non-sterile tubes are appropriate for the vast majority of molecular biology and routine research workflows.\"}},{\"@type\":\"Question\",\"name\":\"Why is the cap tethered rather than separate?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The tethered cap is permanently attached via a flexible hinge, which eliminates the risk of cap loss and prevents mix-ups between caps and tubes during high-throughput pipetting sessions. Single-handed opening and closing also reduces repetitive motion interruptions on the bench.\"}},{\"@type\":\"Question\",\"name\":\"What is the advantage of PPC over standard polypropylene?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Polypropylene Copolymer (PPC) offers greater flexibility and impact resistance than standard PP homopolymer. 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Constructed from polypropylene copolymer (PPC), which offers enhanced flexibility and impact resistance compared to standard PP homopolymer, the tubes resist cracking during high-speed centrifuge runs. 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LabSupplies.com is an authorized dealer shipping from USA inventory, with tiered volume pricing available for high-throughput clinical, research, and institutional procurement teams.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile in sealed 1000\/Bag packaging, which is appropriate for the vast majority of molecular biology, biochemistry, and general clinical workflows. If your protocol requires sterile tubes, please contact us for alternative options.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of polypropylene copolymer (PPC) over standard polypropylene?\u003c\/strong\u003e\u003cbr\u003ePPC offers greater flexibility and impact resistance than standard PP homopolymer, which reduces the risk of cracking or shattering during high-speed microcentrifuge runs — a meaningful benefit when processing irreplaceable samples.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill the tethered cap stay securely closed during centrifugation?\u003c\/strong\u003e\u003cbr\u003eThe cap is permanently attached via a flexible hinge and is designed to close securely for microcentrifuge use. As with any tethered-cap tube, verify your specific rotor and speed requirements against the tube's rated performance before running critical samples.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy are the tubes red, and does color affect performance?\u003c\/strong\u003e\u003cbr\u003eThe red color facilitates rapid visual tube identification and sample-type differentiation in multi-tube rack workflows — particularly useful in high-throughput labs running parallel assays. The color is integral to the PPC material and does not affect chemical compatibility or optical clarity for visual volume estimation via the molded graduation markings.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.5 mL Conical Microcentrifuge Tubes with Tethered Cap, PPC, Red, 1000\/Bag — Caplugs® Evergreen 214-3425-R80\",\"sku\":\"2143425R80E1\",\"mpn\":\"214-3425-R80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Red\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"59.99\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile in sealed 1000\/Bag packaging, which is appropriate for the vast majority of molecular biology, biochemistry, and general clinical workflows.\"}},{\"@type\":\"Question\",\"name\":\"What is the advantage of polypropylene copolymer (PPC) over standard polypropylene?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"PPC offers greater flexibility and impact resistance than standard PP homopolymer, which reduces the risk of cracking or shattering during high-speed microcentrifuge runs.\"}},{\"@type\":\"Question\",\"name\":\"Will the tethered cap stay securely closed during centrifugation?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The cap is permanently attached via a flexible hinge and is designed to close securely for microcentrifuge use. 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The color is integral to the PPC material and does not affect chemical compatibility or optical clarity for visual volume estimation via the molded graduation markings.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553138716904,"sku":"2143425R80E1","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3425-R80_01.jpg?v=1778693260"},{"product_id":"conical-microcentrifuge-tubes-0-5ml-yellow-ppc-2143425y80e1","title":"0.5 mL Microcentrifuge Tubes, Tethered Caps, PPC, Yellow — 214-3425-Y80 | 1000\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e0.5 mL Conical Microcentrifuge Tubes with Tethered Cap — PPC, Yellow, 1000\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 0.5 mL conical microcentrifuge tubes feature a permanently attached tethered cap, molded graduation markings, and yellow polypropylene copolymer (PPC) construction — supplied non-sterile in 1000\/Bag packaging for high-throughput bench and clinical workflows. PPC construction delivers greater flexibility and impact resistance than standard PP homopolymer, reducing the risk of cracking during high-speed centrifuge runs. The conical bottom geometry concentrates pellets at the tip for complete microvolume recovery with minimal dead volume, making part number 214-3425-Y80 well suited for molecular biology, clinical chemistry, and sample archiving applications.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3425-Y80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e0.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eTethered (permanently attached)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGraduation\u003c\/td\u003e\n\u003ctd\u003eMolded volume markings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eYellow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR setup and enzyme reaction staging requiring precise microvolume handling\u003c\/li\u003e\n\u003cli\u003eDNA and RNA extraction with complete pellet recovery from the conical tip\u003c\/li\u003e\n\u003cli\u003eCell pelleting and wash steps in tissue culture and cytology workflows\u003c\/li\u003e\n\u003cli\u003eClinical microvolume sample processing where lot traceability supports CAP\/CLIA compliance\u003c\/li\u003e\n\u003cli\u003eColor-coded sample organization in multi-tube microcentrifuge rack systems — yellow enables rapid visual differentiation by sample type or processing stage\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol \/ isopropanol \/ ethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen microcentrifuge tubes are manufactured from BPA-free, phthalate-free PPC resin with lot-level quality controls that verify consistent conical geometry, wall thickness, and tethered cap hinge durability across every 1000-tube bag. Sealed bag packaging maintains product integrity from warehouse receipt through point-of-use, and lot traceability supports the documentation requirements of CAP-, CLIA-, and ISO 15189-accredited laboratories. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered volume pricing available for institutional and grant-funded labs.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile in 1000\/Bag packaging. For applications requiring sterility, consider DNase\/RNase-free or sterile options; these tubes are intended for standard molecular biology and clinical chemistry workflows where sterility is not a requirement.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of PPC over standard polypropylene for microcentrifuge tubes?\u003c\/strong\u003e\u003cbr\u003ePolypropylene copolymer (PPC) has greater flexibility and impact resistance than standard PP homopolymer. This reduces the risk of tube cracking or shattering during high-speed microcentrifuge runs, which is especially important when processing small, irreplaceable samples.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes the tethered cap stay attached during centrifugation?\u003c\/strong\u003e\u003cbr\u003eYes — the cap is permanently attached via a flexible hinge and is designed to remain closed and secure during centrifuge runs. The tethered design also eliminates cap loss during high-throughput pipetting and reduces the risk of mix-ups or cross-contamination between open tubes on the bench.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy are these tubes yellow, and are other colors available?\u003c\/strong\u003e\u003cbr\u003eThe yellow color of part number 214-3425-Y80 enables rapid visual identification and sample-type differentiation when multiple tube types are in use simultaneously on a rack or in a rotor. LabSupplies.com carries additional Caplugs® Evergreen microcentrifuge tube colors and configurations — contact us or browse the catalog for current options.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.5 mL Conical Microcentrifuge Tubes with Tethered Cap, PPC, Yellow, 1000\/Bag\",\"sku\":\"2143425Y80E1\",\"mpn\":\"214-3425-Y80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Yellow\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"59.99\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile in 1000\/Bag packaging. They are intended for standard molecular biology and clinical chemistry workflows where sterility is not a requirement.\"}},{\"@type\":\"Question\",\"name\":\"What is the advantage of PPC over standard polypropylene for microcentrifuge tubes?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Polypropylene copolymer (PPC) has greater flexibility and impact resistance than standard PP homopolymer, reducing the risk of tube cracking or shattering during high-speed microcentrifuge runs.\"}},{\"@type\":\"Question\",\"name\":\"Does the tethered cap stay attached during centrifugation?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — the cap is permanently attached via a flexible hinge and is designed to remain closed and secure during centrifuge runs, while also eliminating cap loss and reducing cross-contamination risk during bench work.\"}},{\"@type\":\"Question\",\"name\":\"Why are these tubes yellow, and are other colors available?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The yellow color enables rapid visual identification and sample-type differentiation when multiple tube types are in use simultaneously. 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The conical bottom geometry concentrates pellets at the tube tip for complete microvolume recovery with minimal dead volume, while the tethered cap eliminates cap loss and cross-contamination risk during high-throughput pipetting. 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Lot-level quality controls verify consistent conical geometry, wall thickness, and tethered-cap hinge durability across every 1000-tube bag. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from domestic USA inventory, so procurement teams avoid the offshore lead-time variability that can disrupt lab operations. 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Supplied non-sterile in sealed 1000\/Bag packaging, they are well suited to high-throughput molecular biology, clinical sample processing, and routine centrifugation tasks. Molded volume graduations and a flat cap writing surface support sample traceability without additional labeling consumables.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3442-080\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e2.0 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eTethered flat-top\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGraduations\u003c\/td\u003e\n\u003ctd\u003eMolded volume markings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR and enzyme reaction setup requiring precise microvolume handling\u003c\/li\u003e\n\u003cli\u003eDNA and RNA extraction with complete pellet recovery at the conical tip\u003c\/li\u003e\n\u003cli\u003eCell pelleting and microvolume centrifugation in research and clinical labs\u003c\/li\u003e\n\u003cli\u003eClinical microvolume sample processing where lot traceability is required (CAP\/CLIA\/ISO 15189 environments)\u003c\/li\u003e\n\u003cli\u003eHigh-density tube storage using stable flat-cap stacking geometry\u003c\/li\u003e\n\u003cli\u003eRepetitive single-handed pipetting workflows where cap loss must be eliminated\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (benzene, toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eNot recommended — limited resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents (chloroform, DCM)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen microcentrifuge tubes are manufactured from BPA-free, phthalate-free polypropylene copolymer resin under ISO 9001 quality management, with lot-to-lot dimensional consistency for reliable fit in standard microcentrifuge rotor positions. The sealed 1000\/Bag format maintains product integrity from warehouse receipt through point of use. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered pricing available for high-volume institutional and grant-funded purchasers.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — part number 214-3442-080 is supplied non-sterile. For applications requiring sterility, additional decontamination steps such as UV irradiation or autoclaving should be performed according to your laboratory's validated protocols. PPC is autoclavable, so steam sterilization is an option if needed.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of polypropylene copolymer (PPC) over standard polypropylene homopolymer?\u003c\/strong\u003e\u003cbr\u003ePPC offers enhanced flexibility and impact resistance compared with standard PP homopolymer, which reduces the risk of cracking or tube failure during high-speed microcentrifuge runs — a meaningful benefit for samples that cannot be recovered if a tube breaks.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy does a tethered cap matter in high-throughput workflows?\u003c\/strong\u003e\u003cbr\u003eBecause the cap is permanently attached via a flexible hinge, it cannot be misplaced or mixed up with caps from other tubes. This eliminates cross-contamination risk during rapid open-and-close pipetting cycles and allows single-handed operation that keeps the workflow moving.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I write directly on these tubes for sample identification?\u003c\/strong\u003e\u003cbr\u003eYes — the flat-top cap geometry provides a stable, smooth writing surface compatible with standard laboratory markers. The molded volume graduations on the tube wall are permanent and solvent-resistant, supporting complete sample traceability without adhesive labels.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"2.0 mL Conical Microcentrifuge Tubes, Tethered Flat-Top Cap, PPC, Natural — 1000\/Bag\",\"sku\":\"2143442080E1\",\"mpn\":\"214-3442-080\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"106.20\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. For applications requiring sterility, additional decontamination steps such as UV irradiation or autoclaving should be performed according to your laboratory's validated protocols. PPC is autoclavable, so steam sterilization is an option if needed.\"}},{\"@type\":\"Question\",\"name\":\"What is the advantage of polypropylene copolymer (PPC) over standard polypropylene homopolymer?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"PPC offers enhanced flexibility and impact resistance compared with standard PP homopolymer, which reduces the risk of cracking or tube failure during high-speed microcentrifuge runs — a meaningful benefit for samples that cannot be recovered if a tube breaks.\"}},{\"@type\":\"Question\",\"name\":\"Why does a tethered cap matter in high-throughput workflows?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Because the cap is permanently attached via a flexible hinge, it cannot be misplaced or mixed up with caps from other tubes. 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Supplied non-sterile in sealed 250\/Bag packaging, the conical bottom geometry minimizes dead volume during pelleting and extraction steps. 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PPC construction provides greater flexibility and impact resistance compared with standard PP homopolymer, reducing cracking risk during high-speed centrifuge runs. Sealed 250\/Bag packaging maintains product integrity from warehouse receipt through point-of-use, and lot-to-lot consistency supports traceability requirements in ISO 15189, CAP, and CLIA environments. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with volume pricing available for institutional and grant-funded laboratories.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. 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The flat-top cap geometry provides a stable, smooth writing surface compatible with standard laboratory markers, which supports direct sample labeling and traceability without adhesive labels that can detach during centrifugation or freezer storage.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill the tethered cap stay secure during centrifugation?\u003c\/strong\u003e\u003cbr\u003eThe cap is permanently attached via a flexible hinge rather than being a separate loose component, which eliminates cap loss during high-throughput pipetting. 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For specific centrifuge speed and rotor compatibility, consult your rotor manufacturer's guidelines for capped 2.0 mL microtubes.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553138979048,"sku":"2143442B80E1","price":33.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3442-B80_01.jpg?v=1778693269"},{"product_id":"conical-flat-microcentrifuge-tubes-2-0ml-green-ppc-2143442g80e1","title":"2.0 mL Microcentrifuge Tubes, Tethered Caps, PPC, Green — 214-3442-G80 | 250\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e2.0 mL Tethered-Cap Microcentrifuge Tubes — Conical Bottom, PPC, Green, 250\/Bag (214-3442-G80)\u003c\/h2\u003e\n\u003cp\u003eThese 2.0 mL polypropylene copolymer (PPC) microcentrifuge tubes feature a permanently attached tethered flat-top cap, molded volume graduations, and a green color for fast visual identification in multi-tube workflows. Supplied non-sterile in sealed 250\/Bag packaging, they are engineered for PCR preparation, DNA\/RNA extraction, cell pelleting, and other high-throughput microvolume applications where cap retention and sample traceability are critical. The conical bottom geometry minimizes dead volume during pelleting and pipette recovery, while the flat cap provides a stable writing surface for direct marker labeling.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3442-G80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e2.0 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eTethered flat-top\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGraduations\u003c\/td\u003e\n\u003ctd\u003eMolded volume markings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eGreen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e250\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR and enzyme reaction setup requiring reliable cap closure and contamination control\u003c\/li\u003e\n\u003cli\u003eDNA and RNA extraction workflows benefiting from low dead-volume conical geometry\u003c\/li\u003e\n\u003cli\u003eCell pelleting and microvolume centrifugation at high rotor speeds\u003c\/li\u003e\n\u003cli\u003eClinical microvolume sample processing where CAP\/CLIA lot traceability is required\u003c\/li\u003e\n\u003cli\u003eHigh-density storage configurations using flat-cap tube stacking\u003c\/li\u003e\n\u003cli\u003eMulti-sample tracking workflows where green color coding differentiates sample types at a glance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eNot recommended — use with caution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents (chloroform, DCM)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen microcentrifuge tubes are manufactured from BPA-free, phthalate-free polypropylene copolymer (PPC) resin, which delivers greater flexibility and impact resistance than standard PP homopolymer — reducing the risk of tube cracking during high-speed microcentrifuge runs. PPC construction also means molded volume graduations remain permanent and solvent-resistant across standard molecular biology reagent matrices. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with lot traceability documentation available to support CAP, CLIA, and ISO 15189 laboratory quality programs. Tiered pricing is available for high-volume institutional and grant-funded purchasers.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile in sealed 250\/Bag packaging. 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It retains the same broad chemical compatibility with aqueous buffers, dilute acids and bases, and common molecular biology solvents.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these tubes fit standard microcentrifuge rotors?\u003c\/strong\u003e\u003cbr\u003eYes — the 2.0 mL conical format is dimensionally consistent with standard microcentrifuge rotor positions. Lot-to-lot dimensional control ensures a reliable fit, though confirming compatibility with your specific rotor model is always recommended when switching consumable suppliers.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"2.0 mL Tethered-Cap Microcentrifuge Tubes, Conical Bottom, PPC, Green, 250\/Bag\",\"sku\":\"2143442G80E1\",\"mpn\":\"214-3442-G80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Green\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"33.18\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile in sealed 250\/Bag packaging. 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Confirming compatibility with your specific rotor model is recommended when switching consumable suppliers.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553233547496,"sku":"2143442G80E1","price":33.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3442-G80.png?v=1778694432"},{"product_id":"conical-flat-microcentrifuge-tubes-2-0ml-amber-ppc-2143442n80e1","title":"2.0 mL Microcentrifuge Tubes, Tethered Caps, PPC, Amber — 214-3442-N80 | 250\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e2.0 mL Amber Microcentrifuge Tubes with Tethered Flat-Top Cap — PPC, Graduated, 250\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 2.0 mL conical-bottom microcentrifuge tubes feature a permanently tethered flat-top cap and are molded from amber polypropylene copolymer (PPC) for enhanced flexibility and light-sensitive sample protection. Molded volume graduations and a flat cap writing surface support precise sample handling and direct labeling without secondary labels. 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If sterility is required, contact LabSupplies.com to confirm before autoclaving or consider a certified sterile alternative.\"}},{\"@type\":\"Question\",\"name\":\"Why choose amber tubes over clear for everyday microcentrifuge work?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The amber wall filters visible and UV light, protecting light-sensitive samples such as fluorescent dyes, certain nucleotides, and photolabile reagents from degradation during storage and benchtop handling — without requiring foil wrapping.\"}},{\"@type\":\"Question\",\"name\":\"Does the tethered cap affect centrifuge balance or rotor fit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The flat-top tethered cap is designed to the same outer profile as standard 2.0 mL microcentrifuge tubes and seats normally in standard rotor positions. The flexible hinge remains folded flat against the tube body during a run, so it does not create an imbalance or clearance issue in typical fixed-angle and swing-bucket rotors.\"}},{\"@type\":\"Question\",\"name\":\"Can I write directly on the cap without a label printer?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — the flat cap geometry provides a stable, smooth writing surface compatible with standard laboratory markers, allowing quick handwritten identification without adhesive labels that may peel during freezing or centrifugation.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553233613032,"sku":"2143442N80E1","price":33.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3442-N80_01.jpg?v=1778694434"},{"product_id":"conical-flat-microcentrifuge-tubes-2-0ml-yellow-ppc-2143442y80e1","title":"2.0 mL Microcentrifuge Tubes, Tethered Caps, PPC, Yellow — 214-3442-Y80 | 250\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e2.0 mL Conical Flat Microcentrifuge Tubes with Tethered Cap — PPC, Yellow, 250\/Bag (214-3442-Y80)\u003c\/h2\u003e\n\u003cp\u003eThese 2.0 mL polypropylene copolymer (PPC) microcentrifuge tubes feature a permanently tethered flat-top cap, molded volume graduations, and a yellow color for fast visual identification in multi-tube workflows. Supplied non-sterile in 250\/Bag packaging, they are engineered for standard 2.0 mL microcentrifuge rotor positions and deliver the impact resistance and flexibility of PPC construction — reducing cracking risk during high-speed centrifuge runs compared with standard PP homopolymer. The manufacturer part number 214-3442-Y80 can be used when ordering to confirm the exact configuration.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3442-Y80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e2.0 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eTethered flat-top\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGraduation\u003c\/td\u003e\n\u003ctd\u003eMolded volume markings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eYellow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e250\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR setup and enzyme reaction preparation requiring a secure, leak-resistant closure\u003c\/li\u003e\n\u003cli\u003eDNA and RNA extraction workflows benefiting from the low dead-volume conical bottom\u003c\/li\u003e\n\u003cli\u003eCell pelleting and microvolume sample collection in clinical and research centrifuge runs\u003c\/li\u003e\n\u003cli\u003eHigh-throughput pipetting workflows where single-handed cap operation and no-cap-loss design reduce interruption\u003c\/li\u003e\n\u003cli\u003eClinical microvolume sample processing with flat-cap labeling for direct marker identification and lot traceability\u003c\/li\u003e\n\u003cli\u003eHigh-density tube storage using the stable flat-cap stacking geometry\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eNot recommended — verify before use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents (chloroform, DCM)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen microcentrifuge tubes are manufactured from BPA-free, phthalate-free polypropylene copolymer resin with lot-to-lot dimensional consistency for reliable rotor fit. The sealed 250\/Bag format maintains product integrity from warehouse receipt through point-of-use, supporting traceability requirements in CAP-, CLIA-, and ISO 15189-regulated laboratory environments. LabSupplies.com is an authorized Caplugs® Evergreen dealer, shipping from USA inventory with tiered volume pricing available for institutional purchasers, core facilities, and grant-funded laboratories.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes autoclavable?\u003c\/strong\u003e\u003cbr\u003eThe polypropylene copolymer (PPC) material is generally autoclavable; however, the tethered cap hinge should be evaluated for your specific cycle parameters. Because these tubes are supplied non-sterile, many labs autoclave them in-house prior to RNA or sensitive PCR work. Confirm compatibility with your autoclave protocol before routine use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat makes the tethered cap better than a snap-on cap in high-throughput work?\u003c\/strong\u003e\u003cbr\u003eThe cap is permanently attached via a flexible hinge, so it cannot be misplaced, mixed with another tube's cap, or accidentally contaminate an adjacent sample during rapid open-close cycling. Single-handed operation also keeps the second hand free for pipetting, reducing repetitive-motion fatigue and workflow interruptions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I write directly on the cap, or do I need labels?\u003c\/strong\u003e\u003cbr\u003eYes — the flat-top cap provides a stable, smooth writing surface compatible with standard laboratory markers. The flat geometry also allows tubes to be stacked top-to-top in storage racks, making the labeling visible without removing the tube from the rack.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow does yellow color coding help in multi-tube workflows?\u003c\/strong\u003e\u003cbr\u003eYellow provides immediate visual contrast against common white, natural, or blue tubes in a shared microcentrifuge rack. Assigning yellow to a specific sample type, extraction step, or reagent set lets technicians confirm tube identity at a glance and reduces the risk of processing errors during high-density runs.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"2.0 mL Conical Flat Microcentrifuge Tubes with Tethered Cap, PPC, Yellow, 250\/Bag — Caplugs® Evergreen 214-3442-Y80\",\"sku\":\"2143442Y80E1\",\"mpn\":\"214-3442-Y80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Yellow\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"33.18\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes autoclavable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The polypropylene copolymer (PPC) material is generally autoclavable; however, the tethered cap hinge should be evaluated for your specific cycle parameters. 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The thin-wall construction accelerates thermal equilibration across the strip, supporting efficient cycling in standard 96-well 0.2 mL thermocycler blocks. 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Lot-to-lot dimensional consistency ensures reliable fit in standard 96-well block positions, and every bag carries a lot number and manufacturing date to satisfy the full traceability requirements of accredited clinical and research environments. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered volume pricing available for institutional, hospital, and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these PCR tube strips sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. For most PCR and qPCR applications this is standard practice, as the reaction itself uses nuclease-free reagents and master mixes. If your protocol requires a certified sterile consumable, please contact us before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these strips fit my thermocycler?\u003c\/strong\u003e\u003cbr\u003eThe 0.2 mL per-well format is compatible with standard 96-well, 0.2 mL thermocycler blocks. Because block tolerances vary slightly between instrument manufacturers, we recommend verifying the fit against your specific thermocycler model if you are switching from a different supplier's strips.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy is Polypropylene Copolymer (PPC) preferred over standard PP for PCR strips?\u003c\/strong\u003e\u003cbr\u003ePPC offers greater flexibility than homopolymer polypropylene, which reduces the risk of well cracking during rapid thermal cycling and makes clean individual-tube separation from the strip easier — both important considerations in busy molecular labs running many plates per day.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes each bag include lot traceability information?\u003c\/strong\u003e\u003cbr\u003eYes. Every sealed bag of 214-3456-B80 is labeled with a lot number and manufacturing date, providing the documentation chain required for CAP, CLIA, and ISO 15189 laboratory accreditation programs.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.2 mL Thin-Wall PCR 8-Tube Strips, Polypropylene Copolymer, Blue, 125\/Bag — Caplugs® Evergreen\",\"sku\":\"2143456B80E1\",\"mpn\":\"214-3456-B80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Blue\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"55.91\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these PCR tube strips sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. For most PCR and qPCR applications this is standard practice, as the reaction itself uses nuclease-free reagents and master mixes. If your protocol requires a certified sterile consumable, please contact us before ordering.\"}},{\"@type\":\"Question\",\"name\":\"Will these strips fit my thermocycler?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 0.2 mL per-well format is compatible with standard 96-well, 0.2 mL thermocycler blocks. Because block tolerances vary slightly between instrument manufacturers, we recommend verifying the fit against your specific thermocycler model if you are switching from a different supplier's strips.\"}},{\"@type\":\"Question\",\"name\":\"Why is Polypropylene Copolymer (PPC) preferred over standard PP for PCR strips?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"PPC offers greater flexibility than homopolymer polypropylene, which reduces the risk of well cracking during rapid thermal cycling and makes clean individual-tube separation from the strip easier — both important considerations in busy molecular labs running many plates per day.\"}},{\"@type\":\"Question\",\"name\":\"Does each bag include lot traceability information?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Every sealed bag is labeled with a lot number and manufacturing date, providing the documentation chain required for CAP, CLIA, and ISO 15189 laboratory accreditation programs.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553261596904,"sku":"2143456B80E1","price":55.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3456-B80_01.jpg?v=1778694789"},{"product_id":"pcr-tube-strips-0-2ml-green-ppc-2143456g80e1","title":"0.2 mL PCR 8-Tube Strips, Thin-Wall, PPC, Green — 214-3456-G80 | 125\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e0.2 mL Thin-Wall PCR 8-Tube Strips, Green PPC — Caplugs® Evergreen (214-3456-G80)\u003c\/h2\u003e\n\u003cp\u003eThese 0.2 mL thin-wall PCR 8-tube strips are manufactured from Polypropylene Copolymer (PPC) and supplied non-sterile in 125\/Bag packaging for high-throughput molecular biology workflows. The thin-wall construction promotes rapid thermal equilibration across standard 96-well thermocycler block positions, while PPC's enhanced flexibility versus standard polypropylene reduces the risk of well cracking during thermocycling and supports clean individual tube separation. Part number 214-3456-G80 is color-coded green for straightforward tube identification at the bench.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3456-G80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume per Well\u003c\/td\u003e\n\u003ctd\u003e0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003e8-Tube Strip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWall Type\u003c\/td\u003e\n\u003ctd\u003eThin-Wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eGreen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e125\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermocycler Block Compatibility\u003c\/td\u003e\n\u003ctd\u003e96-Well, 0.2 mL standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR and endpoint PCR amplification in standard 96-well thermocycler formats\u003c\/li\u003e\n\u003cli\u003eQuantitative PCR (qPCR) with fluorescent detection chemistries\u003c\/li\u003e\n\u003cli\u003eReverse transcription PCR (RT-PCR) for RNA targets and gene expression analysis\u003c\/li\u003e\n\u003cli\u003eMolecular diagnostic workflows requiring lot-traceable, consistent-geometry strip tubes\u003c\/li\u003e\n\u003cli\u003eHigh-throughput screening applications where individual tube separation from the strip is required\u003c\/li\u003e\n\u003cli\u003eCAP-, CLIA-, and ISO 15189-regulated laboratories requiring lot-level documentation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers (PCR, TE, PBS)\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eLimited — use with caution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents (chloroform, DCM)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen PCR strips are produced at ISO-certified facilities from virgin-grade, FDA-registered, BPA-free and phthalate-free Polypropylene Copolymer resin. Lot-to-lot dimensional consistency ensures reliable fit in 96-well thermocycler blocks, and every bag ships with lot number and manufacturing date to support full traceability in CAP-, CLIA-, and ISO 15189-accredited laboratories. LabSupplies.com is an authorized Caplugs® Evergreen dealer stocking 214-3456-G80 in USA inventory, with same-business-day shipping on stocking items and volume pricing available for institutional and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these PCR tube strips sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. For most PCR and qPCR applications, sterility is not required because the reaction itself relies on thermocycler-mediated amplification rather than aseptic technique; however, labs requiring certified sterility should select an appropriate sterile-packaged alternative.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of Polypropylene Copolymer (PPC) over standard polypropylene for PCR strips?\u003c\/strong\u003e\u003cbr\u003ePPC offers greater flexibility than standard PP, which reduces the likelihood of tube-wall cracking during repeated thermocycling and makes it easier to snap individual tubes cleanly from the strip without disturbing adjacent reactions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these strips fit my thermocycler?\u003c\/strong\u003e\u003cbr\u003eThe 0.2 mL format is designed for standard 96-well thermocycler blocks that accept the 0.2 mL tube format — the most widely used configuration across major instrument platforms. If your thermocycler uses a 0.1 mL fast-block format, a different tube size will be required.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow are these strips packaged for lab traceability?\u003c\/strong\u003e\u003cbr\u003eEach sealed bag of 125 strips includes a lot number and manufacturing date, providing the documentation needed for CAP, CLIA, and ISO 15189 quality records without any additional labeling steps at the bench.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.2 mL Thin-Wall PCR 8-Tube Strips, Green PPC, 125\/Bag — Caplugs® Evergreen\",\"sku\":\"2143456G80E1\",\"mpn\":\"214-3456-G80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Green\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"55.91\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these PCR tube strips sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. For most PCR and qPCR applications, sterility is not required because the reaction relies on thermocycler-mediated amplification; labs requiring certified sterility should select a sterile-packaged alternative.\"}},{\"@type\":\"Question\",\"name\":\"What is the advantage of Polypropylene Copolymer (PPC) over standard polypropylene for PCR strips?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"PPC offers greater flexibility than standard PP, which reduces the likelihood of tube-wall cracking during repeated thermocycling and makes it easier to snap individual tubes cleanly from the strip without disturbing adjacent reactions.\"}},{\"@type\":\"Question\",\"name\":\"Will these strips fit my thermocycler?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 0.2 mL format is designed for standard 96-well thermocycler blocks that accept the 0.2 mL tube format — the most widely used configuration across major instrument platforms. If your thermocycler uses a 0.1 mL fast-block format, a different tube size will be required.\"}},{\"@type\":\"Question\",\"name\":\"How are these strips packaged for lab traceability?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Each sealed bag of 125 strips includes a lot number and manufacturing date, providing the documentation needed for CAP, CLIA, and ISO 15189 quality records without any additional labeling steps at the bench.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553261662440,"sku":"2143456G80E1","price":55.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3456-G80.png?v=1778694791"},{"product_id":"pcr-tube-strips-0-2ml-amber-ppc-2143456n80e1","title":"0.2 mL PCR 8-Tube Strips, Thin-Wall, PPC, Amber — 214-3456-N80 | 125\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e0.2 mL Thin-Wall PCR 8-Tube Strips, Amber PPC — Caplugs® Evergreen (214-3456-N80)\u003c\/h2\u003e\n\u003cp\u003eThese 0.2 mL thin-wall PCR 8-tube strips are molded from Polypropylene Copolymer (PPC) in amber and supplied non-sterile in sealed 125\/Bag packaging for PCR, qPCR, and reverse transcription workflows. The thin-wall construction promotes rapid thermal equilibration across standard 96-well thermocycler block positions, while the enhanced flexibility of PPC versus standard polypropylene reduces the risk of well cracking during high-speed cycling and makes clean individual tube separation straightforward. Lot-to-lot dimensional consistency ensures a reliable fit run after run.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3456-N80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume per Well\u003c\/td\u003e\n\u003ctd\u003e0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003e8-Tube Strip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWall Type\u003c\/td\u003e\n\u003ctd\u003eThin-Wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eAmber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e125\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Block Format\u003c\/td\u003e\n\u003ctd\u003eStandard 96-Well 0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR amplification and endpoint PCR in standard 96-well thermocycler blocks\u003c\/li\u003e\n\u003cli\u003eQuantitative PCR (qPCR) where consistent well geometry and wall thickness are critical for fluorescence uniformity\u003c\/li\u003e\n\u003cli\u003eReverse transcription PCR (RT-PCR) with RNA templates and enzyme mastermix reagent matrices\u003c\/li\u003e\n\u003cli\u003eMolecular diagnostic workflows at CAP-, CLIA-, and ISO 15189-accredited laboratories requiring full lot traceability\u003c\/li\u003e\n\u003cli\u003eApplications where individual tube separation from the strip is required mid-workflow\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ PCR reaction mix\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended — verify before use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA at Caplugs® Evergreen's ISO-certified facilities, these strips are produced from virgin-grade, BPA-free, phthalate-free PPC resin. Every bag carries a lot number and manufacturing date, providing the complete chain-of-custody traceability required by CAP, CLIA, and ISO 15189 quality programs. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from domestic inventory, which eliminates offshore lead-time risk and supports consistent supply for high-throughput labs and institutional procurement programs. Tiered pricing is available for volume and contract orders.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these PCR tube strips sterile?\u003c\/strong\u003e\u003cbr\u003eNo — the 214-3456-N80 strips are supplied non-sterile. For the vast majority of PCR and qPCR applications this is standard practice, since the amplification reaction itself does not require a sterile consumable; however, labs with specific sterility requirements should confirm their protocol needs before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy amber rather than clear or natural polypropylene?\u003c\/strong\u003e\u003cbr\u003eThe amber color provides light protection for photosensitive reagents — such as certain fluorescent dyes and mastermix formulations — during setup and short-term bench storage, reducing the risk of signal degradation before the reaction begins.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these strips fit my thermocycler?\u003c\/strong\u003e\u003cbr\u003eThese tubes are dimensioned for standard 96-well 0.2 mL thermocycler block positions, the format used by the vast majority of benchtop and high-throughput cyclers. If your instrument uses a specialty block (e.g., fast-ramp 0.1 mL or tall-well formats), confirm block compatibility with your instrument manual before switching consumables.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes each bag include lot and date information for compliance records?\u003c\/strong\u003e\u003cbr\u003eYes — sealed 125\/Bag packaging is labeled with lot number and manufacturing date, meeting the traceability documentation requirements of CAP, CLIA, and ISO 15189 accredited laboratories.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.2 mL Thin-Wall PCR 8-Tube Strips, Amber PPC, Non-Sterile — 125\/Bag\",\"sku\":\"2143456N80E1\",\"mpn\":\"214-3456-N80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Amber\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"55.91\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these PCR tube strips sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — these strips are supplied non-sterile. For the vast majority of PCR and qPCR applications this is standard practice; however, labs with specific sterility requirements should confirm their protocol needs before ordering.\"}},{\"@type\":\"Question\",\"name\":\"Why amber rather than clear or natural polypropylene?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The amber color provides light protection for photosensitive reagents — such as certain fluorescent dyes and mastermix formulations — during setup and short-term bench storage, reducing the risk of signal degradation before the reaction begins.\"}},{\"@type\":\"Question\",\"name\":\"Will these strips fit my thermocycler?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"These tubes are dimensioned for standard 96-well 0.2 mL thermocycler block positions, the format used by the vast majority of benchtop and high-throughput cyclers. If your instrument uses a specialty block, confirm compatibility with your instrument manual before switching consumables.\"}},{\"@type\":\"Question\",\"name\":\"Does each bag include lot and date information for compliance records?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — sealed 125\/Bag packaging is labeled with lot number and manufacturing date, meeting the traceability documentation requirements of CAP, CLIA, and ISO 15189 accredited laboratories.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553261695208,"sku":"2143456N80E1","price":55.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3456-N80_01.jpg?v=1778694794"},{"product_id":"pcr-tube-strips-0-2ml-red-ppc-2143456r80e1","title":"0.2 mL PCR 8-Tube Strips, Thin-Wall, PPC, Red — 214-3456-R80 | 125\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e0.2 mL Thin-Wall PCR 8-Tube Strips, PPC, Red — Caplugs® Evergreen (214-3456-R80)\u003c\/h2\u003e\n\u003cp\u003eThese 0.2 mL thin-wall PCR 8-tube strips are manufactured from flexible Polypropylene Copolymer (PPC) and supplied non-sterile in 125\/Bag packaging for high-throughput molecular biology workflows. The thin-wall construction promotes rapid thermal equilibration across the full thermocycler ramp, while the PPC material's inherent flexibility reduces the risk of well cracking during cycling and makes individual tube separation clean and consistent. Red coloring provides easy visual identification at the bench, and lot-to-lot dimensional uniformity ensures reliable seating in standard 96-well, 0.2 mL thermocycler block positions.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3456-R80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume per Well\u003c\/td\u003e\n\u003ctd\u003e0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003e8-Tube Strip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWall Type\u003c\/td\u003e\n\u003ctd\u003eThin-Wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e125\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermocycler Block Compatibility\u003c\/td\u003e\n\u003ctd\u003eStandard 96-Well, 0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR amplification and endpoint PCR in standard 96-well thermocycler blocks\u003c\/li\u003e\n\u003cli\u003eQuantitative PCR (qPCR) requiring consistent well geometry and uniform thermal transfer\u003c\/li\u003e\n\u003cli\u003eReverse transcription PCR (RT-PCR) for RNA targets\u003c\/li\u003e\n\u003cli\u003eMolecular diagnostic workflows in CAP-, CLIA-, and ISO 15189-accredited laboratories where lot-level traceability is required\u003c\/li\u003e\n\u003cli\u003eHigh-throughput sample processing where individual tube separation from the strip is needed after cycling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers (PCR, TE, PBS)\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended — limited resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen PCR strips are produced at ISO-certified facilities from virgin-grade, FDA-registered PPC resin that is BPA-free and phthalate-free. Each bag carries a lot number and manufacturing date to support full traceability in CAP-, CLIA-, and ISO 15189-regulated environments. LabSupplies.com is an authorized Caplugs® Evergreen dealer stocking part number 214-3456-R80 in USA inventory, with domestic supply continuity that eliminates offshore lead-time risk. Tiered pricing is available for institutional, hospital, and grant-funded purchasing programs.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these PCR tube strips sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. For most PCR and qPCR workflows, non-sterile strips are standard practice; the reagents and master mixes used contain their own contamination controls. If your protocol requires sterile consumables, please contact us about availability of sterile options.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of PPC over standard polypropylene for PCR strips?\u003c\/strong\u003e\u003cbr\u003ePolypropylene Copolymer (PPC) offers greater flexibility than standard homopolymer PP. That added flexibility reduces the likelihood of well cracking under the repeated thermal stress of thermocycler cycling and makes separating individual tubes from the strip cleaner and more consistent — a practical benefit in labs that process tubes individually after amplification.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these strips fit my thermocycler?\u003c\/strong\u003e\u003cbr\u003eThe strips are dimensioned for standard 96-well, 0.2 mL thermocycler block positions — the most common format in clinical and research labs. Because block geometry can vary slightly between instrument brands and generations, we recommend confirming your block accepts standard 0.2 mL strip tubes before ordering at volume.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes each bag include lot traceability information?\u003c\/strong\u003e\u003cbr\u003eYes — every bag of 214-3456-R80 is labeled with a lot number and manufacturing date, providing the documentation chain required for CAP, CLIA, and ISO 15189 laboratory accreditation programs.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.2 mL Thin-Wall PCR 8-Tube Strips, PPC, Red, 125\/Bag — Caplugs® Evergreen\",\"sku\":\"2143456R80E1\",\"mpn\":\"214-3456-R80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Red\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"55.91\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these PCR tube strips sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. 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The thin-wall construction promotes rapid thermal equilibration across standard 96-well thermocycler block positions, while the PPC formulation offers enhanced flexibility compared with standard polypropylene, reducing the risk of well cracking during thermocycler runs and allowing clean individual tube separation from the strip. The distinctive yellow color simplifies visual identification and sample tracking at the bench.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3456-Y80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume per Well\u003c\/td\u003e\n\u003ctd\u003e0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003e8-Tube Strip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWall Type\u003c\/td\u003e\n\u003ctd\u003eThin-Wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eYellow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e125\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Block Format\u003c\/td\u003e\n\u003ctd\u003eStandard 96-Well, 0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eStandard PCR and endpoint PCR amplification in 96-well thermocycler blocks\u003c\/li\u003e\n\u003cli\u003eQuantitative PCR (qPCR) assays requiring consistent well geometry and uniform thermal contact\u003c\/li\u003e\n\u003cli\u003eReverse transcription PCR (RT-PCR) with RNA templates and enzyme mastermix reagents\u003c\/li\u003e\n\u003cli\u003eMolecular diagnostic workflows in CAP-, CLIA-, and ISO 15189-regulated laboratories requiring full lot traceability\u003c\/li\u003e\n\u003cli\u003eHigh-throughput sample processing where individual tube separation from the strip is needed after cycling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers (PCR, TE, PBS)\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (benzene, toluene)\u003c\/td\u003e\n\u003ctd\u003eNot recommended — limited resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen strips are produced at ISO-certified manufacturing facilities from virgin-grade, FDA-registered PPC resin that is BPA-free and phthalate-free. Lot-to-lot dimensional consistency ensures reliable fit in standard 96-well block positions, and every bag is shipped with lot number and manufacturing date to support full traceability requirements in CAP, CLIA, and ISO 15189 environments. LabSupplies.com is an authorized Caplugs® Evergreen dealer maintaining domestic inventory, so orders ship without the extended lead times associated with offshore supply chains. Tiered pricing is available for institutional, hospital, and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these PCR tube strips sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. For most PCR and qPCR applications this is standard practice, as the amplification reaction itself and proper technique controls contamination. If your protocol requires sterile tubes, contact us to confirm availability of a sterile variant.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these strips fit my thermocycler?\u003c\/strong\u003e\u003cbr\u003eThe tubes are designed for standard 96-well thermocycler blocks that accept the 0.2 mL tube format, which is the most widely used configuration across major thermocycler platforms. Confirm that your instrument accepts standard 0.2 mL strips before ordering if you use a non-standard or specialized block insert.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of PPC over standard polypropylene for PCR strips?\u003c\/strong\u003e\u003cbr\u003ePolypropylene copolymer (PPC) provides greater flexibility than homopolymer PP, which reduces the risk of micro-cracking at the well base during rapid thermal cycling and makes it easier to snap individual tubes cleanly from the strip after the run — a practical benefit when processing multiple samples.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow is lot traceability supported for regulated laboratory environments?\u003c\/strong\u003e\u003cbr\u003eEach sealed bag of 214-3456-Y80 includes a lot number and manufacturing date, enabling documentation of consumable provenance for CAP, CLIA, and ISO 15189 quality management systems. LabSupplies.com can provide supporting documentation upon request for audit purposes.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.2 mL Thin-Wall PCR 8-Tube Strips, Yellow PPC, Non-Sterile — 125\/Bag\",\"sku\":\"2143456Y80E1\",\"mpn\":\"214-3456-Y80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Yellow\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"55.91\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these PCR tube strips sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. For most PCR and qPCR applications this is standard practice, as the amplification reaction itself and proper technique controls contamination. If your protocol requires sterile tubes, contact us to confirm availability of a sterile variant.\"}},{\"@type\":\"Question\",\"name\":\"Will these strips fit my thermocycler?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The tubes are designed for standard 96-well thermocycler blocks that accept the 0.2 mL tube format, which is the most widely used configuration across major thermocycler platforms. Confirm that your instrument accepts standard 0.2 mL strips before ordering if you use a non-standard or specialized block insert.\"}},{\"@type\":\"Question\",\"name\":\"What is the advantage of PPC over standard polypropylene for PCR strips?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Polypropylene copolymer (PPC) provides greater flexibility than homopolymer PP, which reduces the risk of micro-cracking at the well base during rapid thermal cycling and makes it easier to snap individual tubes cleanly from the strip after the run.\"}},{\"@type\":\"Question\",\"name\":\"How is lot traceability supported for regulated laboratory environments?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Each sealed bag includes a lot number and manufacturing date, enabling documentation of consumable provenance for CAP, CLIA, and ISO 15189 quality management systems. LabSupplies.com can provide supporting documentation upon request for audit purposes.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553261924584,"sku":"2143456Y80E1","price":55.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3456-Y80.png?v=1778694798"},{"product_id":"pcr-tubes-hinged-caps-0-2ml-red-ppc-2143468r80e1","title":"0.2 mL PCR Tubes, Hinged Caps, PPC, Red — 214-3468-R80 | 1000\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e0.2 mL Thin-Wall PCR Tubes with Hinged Snap-Close Caps — PPC, Red, 1000\/Bag (214-3468-R80)\u003c\/h2\u003e\n\u003cp\u003eThese 0.2 mL thin-wall PCR tubes feature an integrated hinged snap-close cap and are molded from red Polypropylene Copolymer (PPC) for reliable performance across standard 96-well thermocycler block formats. Supplied non-sterile in 1000\/Bag packaging, they are well suited to PCR amplification, qPCR, and reverse transcription workflows where evaporation control, rapid thermal equilibration, and color-coded tube identification are priorities. Part number 214-3468-R80 is manufactured to lot-to-lot dimensional consistency standards, ensuring a dependable fit in 96-well 0.2 mL block positions run after run.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3468-R80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003eIndividual PCR Tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eHinged Snap-Close (Integrated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWall Type\u003c\/td\u003e\n\u003ctd\u003eThin-Wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermocycler Block Compatibility\u003c\/td\u003e\n\u003ctd\u003eStandard 96-Well, 0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eStandard PCR and endpoint PCR amplification in 96-well thermocycler blocks\u003c\/li\u003e\n\u003cli\u003eQuantitative PCR (qPCR) requiring consistent thin-wall thermal equilibration\u003c\/li\u003e\n\u003cli\u003eReverse transcription PCR (RT-PCR) with RNA templates and enzyme mastermix matrices\u003c\/li\u003e\n\u003cli\u003eMolecular diagnostic workflows requiring sealed, individual-tube sample integrity\u003c\/li\u003e\n\u003cli\u003eColor-coded sample-type differentiation across multi-tube PCR rack systems\u003c\/li\u003e\n\u003cli\u003eHigh-throughput benchtop PCR workflows where loose-cap handling must be eliminated\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ PCR master mixes\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eUse with caution — limited compatibility\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen PCR tubes are produced from virgin-grade, FDA-registered Polypropylene Copolymer (PPC) resin that is BPA-free and phthalate-free, under ISO-certified quality management systems. PPC construction offers enhanced flexibility relative to standard PP homopolymer, which translates to consistent hinged-cap snap performance across repeated thermocycler temperature cycling. Lot-level quality controls verify wall thickness, tube geometry, and cap snap integrity across every 1000-tube bag. LabSupplies.com is an authorized Caplugs® Evergreen dealer, shipping from USA inventory with tiered pricing available for institutional purchasers, clinical laboratories, and grant-funded research programs.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these PCR tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. For most PCR, qPCR, and RT-PCR applications, non-sterile tubes are entirely appropriate, as the thermocycling process itself is not conducted under sterile conditions. If your protocol requires sterile consumables, please contact us for sterile alternatives.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these tubes fit my thermocycler?\u003c\/strong\u003e\u003cbr\u003eThese are standard 0.2 mL thin-wall individual tubes designed to seat in 96-well 0.2 mL thermocycler block positions. They are compatible with the widely used standard block geometry found across most major thermocycler platforms. We recommend confirming your instrument's block format (standard vs. low-profile) before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of Polypropylene Copolymer (PPC) over standard polypropylene?\u003c\/strong\u003e\u003cbr\u003ePPC offers greater molecular chain flexibility than standard PP homopolymer. In the context of hinged-cap PCR tubes, this translates to a more reliable snap-close mechanism that maintains its integrity across the wide temperature swings of thermocycler cycling — reducing the risk of cap pop-off and evaporation during long or high-temperature runs.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy choose red tubes, and are other colors available?\u003c\/strong\u003e\u003cbr\u003eThe red color on part number 214-3468-R80 allows technicians to rapidly differentiate sample types, reaction conditions, or patient groups at a glance across multi-tube racks and thermocycler blocks — reducing pipetting errors in high-throughput workflows. Caplugs® Evergreen offers PCR tubes in multiple colors; contact LabSupplies.com for availability in your preferred color.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.2 mL Thin-Wall PCR Tubes with Hinged Snap-Close Caps, PPC, Red, 1000\/Bag\",\"sku\":\"2143468R80E1\",\"mpn\":\"214-3468-R80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Red\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"65.56\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these PCR tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. 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Caplugs® Evergreen offers PCR tubes in multiple colors; contact LabSupplies.com for availability in your preferred color.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553263137000,"sku":"2143468R80E1","price":65.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3468-R80_01.jpg?v=1778694824"},{"product_id":"pcr-tubes-hinged-caps-0-2ml-yellow-ppc-2143468y80e1","title":"0.2 mL PCR Tubes, Hinged Caps, PPC, Yellow — 214-3468-Y80 | 1000\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e0.2 mL Thin-Wall PCR Tubes with Hinged Snap-Close Caps — PPC, Yellow, 1000\/Bag (214-3468-Y80)\u003c\/h2\u003e\n\u003cp\u003eThese 0.2 mL thin-wall PCR tubes feature an integrated hinged snap-close cap and are molded from yellow Polypropylene Copolymer (PPC) for reliable performance in standard 96-well thermocycler blocks. Supplied non-sterile in sealed 1000\/Bag packaging, part number 214-3468-Y80 is well suited to high-throughput PCR, qPCR, and RT-PCR workflows where color-coded tube identification and secure, cap-free handling are priorities. Lot-to-lot dimensional consistency ensures a reliable fit in 0.2 mL block positions across common thermocycler platforms.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3468-Y80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003eIndividual PCR Tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eHinged Snap-Close — Integrated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWall Type\u003c\/td\u003e\n\u003ctd\u003eThin-Wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eYellow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermocycler Block Compatibility\u003c\/td\u003e\n\u003ctd\u003eStandard 96-Well, 0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR and endpoint PCR amplification in standard 96-well thermocycler blocks\u003c\/li\u003e\n\u003cli\u003eQuantitative PCR (qPCR) requiring consistent thin-wall thermal equilibration\u003c\/li\u003e\n\u003cli\u003eReverse transcription PCR (RT-PCR) for RNA-based workflows\u003c\/li\u003e\n\u003cli\u003eMolecular diagnostics requiring individual 0.2 mL tube format with secure cap closure\u003c\/li\u003e\n\u003cli\u003eColor-coded sample organization in multi-tube PCR rack and thermocycler block workflows\u003c\/li\u003e\n\u003cli\u003eHigh-throughput benchtop workflows where integrated hinged caps eliminate loose-cap handling and reduce sample loss risk\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ PCR mastermix\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents\u003c\/td\u003e\n\u003ctd\u003eLimited — not recommended for prolonged contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA at Caplugs® Evergreen ISO-certified manufacturing facilities, these tubes are produced from virgin-grade, FDA-registered Polypropylene Copolymer (PPC) resin that is BPA-free and phthalate-free. PPC construction provides enhanced flexibility compared to standard PP homopolymer, supporting consistent hinged-cap snap integrity across repeated thermocycler temperature cycling. Sealed 1000\/Bag packaging maintains product integrity from warehouse receipt through point of use, and lot-level quality controls ensure uniform wall thickness and tube geometry across every bag. LabSupplies.com is an authorized Caplugs® Evergreen dealer, shipping from USA inventory with tiered pricing available for high-volume institutional and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these PCR tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. For most standard PCR and qPCR amplification workflows this is acceptable, since the thermocycler cycling conditions and the use of filtered or barrier tips provide adequate protection against contamination. If your protocol requires certified DNase\/RNase-free or sterile tubes, verify that specification before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these tubes fit my thermocycler?\u003c\/strong\u003e\u003cbr\u003eThese tubes are dimensioned for standard 96-well, 0.2 mL thermocycler block positions. Most major thermocycler platforms accept standard 0.2 mL individual tubes; however, we recommend confirming your instrument manufacturer's tube-dimension requirements, particularly for heated-lid systems where tube height tolerance can be critical.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy choose PPC over standard polypropylene for PCR tubes?\u003c\/strong\u003e\u003cbr\u003ePolypropylene Copolymer (PPC) offers greater flexibility than standard PP homopolymer, which translates to a more reliable snap-close action on integrated hinged caps across repeated open-and-close cycles and across the temperature range seen in thermocycler runs. 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Thin-wall PPC construction also promotes rapid, uniform thermal equilibration between the block and the reaction volume.\"}},{\"@type\":\"Question\",\"name\":\"What does the yellow color indicate?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yellow is a color-coding option that allows labs to differentiate sample types, assay panels, or processing batches at a glance across PCR rack and thermocycler block workflows. It carries no standardized industry-wide meaning, so your lab can assign it to whatever category best suits your workflow and labeling conventions.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553278046440,"sku":"2143468Y80E1","price":65.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3468-Y80.png?v=1778695053"},{"product_id":"pcr-reaction-plates-96-well-0-2ml-natural-2143496080e1","title":"0.2 mL PCR Reaction Plates, PPC, Natural — 214-3496-080 | 10\/Box | Caplugs® Evergreen","description":"\u003ch2\u003e0.2 mL 96-Well PCR Reaction Plates — Polypropylene Copolymer (PPC), Natural, 10\/Box\u003c\/h2\u003e\n\u003cp\u003eThese 96-well PCR reaction plates deliver 0.2 mL per well in a natural polypropylene copolymer (PPC) construction, offering the enhanced flexibility of a copolymer resin versus standard PP — reducing crack risk during high-speed thermocycler runs and supporting consistent sealing film adhesion across all 96 wells. Supplied non-sterile in sealed 10\/Box packaging, part number 214-3496-080 fits standard 96-well thermocycler blocks and is suitable for PCR, qPCR, RT-PCR, and high-throughput screening workflows.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3496-080\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume per Well\u003c\/td\u003e\n\u003ctd\u003e0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003e96-Well Reaction Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e10\/Box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR and endpoint PCR amplification using standard 96-well thermocycler blocks\u003c\/li\u003e\n\u003cli\u003eQuantitative PCR (qPCR) with fluorescent detection chemistries\u003c\/li\u003e\n\u003cli\u003eReverse transcription PCR (RT-PCR) for RNA expression analysis\u003c\/li\u003e\n\u003cli\u003eHigh-throughput screening workflows requiring the standard 96-well footprint\u003c\/li\u003e\n\u003cli\u003eMolecular diagnostic assays in CAP-, CLIA-, and ISO 15189-accredited laboratories requiring full lot traceability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ PCR mastermix\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents\u003c\/td\u003e\n\u003ctd\u003eLimited — not recommended for prolonged contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA from virgin-grade, FDA-registered PPC resin, these plates are manufactured at Caplugs® Evergreen ISO-certified facilities under lot-level quality controls that ensure consistent well geometry, wall uniformity, and skirt fit across every box. BPA-free and phthalate-free construction supports use in regulated clinical and research environments. Each box ships with lot number and manufacturing date for full CAP, CLIA, and ISO 15189 audit traceability. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered volume pricing available for institutional and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these plates compatible with my thermocycler?\u003c\/strong\u003e\u003cbr\u003eThese plates are designed for the standard 96-well, 0.2 mL thermocycler block format common to most major instrument brands. Confirm that your thermocycler accepts standard 96-well skirted or semi-skirted plates before ordering if you have a specialized block configuration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill standard PCR sealing films adhere properly?\u003c\/strong\u003e\u003cbr\u003eYes — the PPC construction and lot-to-lot dimensional consistency of these plates are designed for reliable adhesion with standard PCR plate sealing films and foils across all 96 wells.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy use a polypropylene copolymer (PPC) plate instead of standard PP?\u003c\/strong\u003e\u003cbr\u003ePPC offers greater flexibility than homopolymer polypropylene, which reduces the risk of well-to-well cracking during rapid thermocycling and makes it easier to achieve a uniform seal. The material retains the excellent aqueous chemical resistance of polypropylene and is fully compatible with standard PCR buffers, DNA\/RNA templates, and enzyme mastermix matrices.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these plates come sterile?\u003c\/strong\u003e\u003cbr\u003eNo — part number 214-3496-080 is supplied non-sterile. The sealed 10\/Box packaging maintains product integrity through storage and to the point of use, and most PCR workflows do not require pre-sterilized plates when proper aseptic technique is followed.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.2 mL 96-Well PCR Reaction Plates, PPC, Natural, 10\/Box — Caplugs® Evergreen\",\"sku\":\"2143496080E1\",\"mpn\":\"214-3496-080\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"93.66\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these plates compatible with my thermocycler?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"These plates are designed for the standard 96-well, 0.2 mL thermocycler block format common to most major instrument brands. Confirm that your thermocycler accepts standard 96-well plates before ordering if you have a specialized block configuration.\"}},{\"@type\":\"Question\",\"name\":\"Will standard PCR sealing films adhere properly?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — the PPC construction and lot-to-lot dimensional consistency of these plates are designed for reliable adhesion with standard PCR plate sealing films and foils across all 96 wells.\"}},{\"@type\":\"Question\",\"name\":\"Why use a polypropylene copolymer (PPC) plate instead of standard PP?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"PPC offers greater flexibility than homopolymer polypropylene, which reduces the risk of well-to-well cracking during rapid thermocycling and makes it easier to achieve a uniform seal. The material retains the excellent aqueous chemical resistance of polypropylene and is fully compatible with standard PCR buffers, DNA\/RNA templates, and enzyme mastermix matrices.\"}},{\"@type\":\"Question\",\"name\":\"Do these plates come sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — these plates are supplied non-sterile. The sealed 10\/Box packaging maintains product integrity through storage and to the point of use, and most PCR workflows do not require pre-sterilized plates when proper aseptic technique is followed.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553278406888,"sku":"2143496080E1","price":93.66,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3496-080_02.jpg?v=1778695056"},{"product_id":"pcr-reaction-plates-96-well-0-2ml-blue-2143496b80e1","title":"0.2 mL PCR Reaction Plates, PPC, Blue — 214-3496-B80 | 10\/Box | Caplugs® Evergreen","description":"\u003ch2\u003e0.2 mL 96-Well PCR Reaction Plates — PPC, Blue, 10\/Box (214-3496-B80)\u003c\/h2\u003e\n\u003cp\u003eThese 0.2 mL polypropylene copolymer (PPC) 96-well reaction plates are designed for PCR, qPCR, and reverse transcription workflows in standard 96-well thermocycler blocks. Supplied non-sterile in sealed 10\/Box packaging, part number 214-3496-B80 is manufactured with lot-to-lot dimensional consistency that ensures reliable fit in thermocycler block positions and uniform sealing film adhesion across all 96 wells. The blue color enables rapid visual identification and sample batch differentiation during multi-plate processing runs.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3496-B80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume per Well\u003c\/td\u003e\n\u003ctd\u003e0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003e96-Well Reaction Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e10\/Box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermocycler Block\u003c\/td\u003e\n\u003ctd\u003eStandard 96-Well, 0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSealing Film Compatible\u003c\/td\u003e\n\u003ctd\u003eYes — standard PCR plate sealing films and foils\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate-Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR and endpoint PCR amplification in standard 96-well thermocycler blocks\u003c\/li\u003e\n\u003cli\u003eQuantitative PCR (qPCR) and real-time gene expression analysis\u003c\/li\u003e\n\u003cli\u003eReverse transcription PCR (RT-PCR) for RNA-based workflows\u003c\/li\u003e\n\u003cli\u003eHigh-throughput screening requiring the standard 96-well automated plate format\u003c\/li\u003e\n\u003cli\u003eMolecular diagnostic workflows in CAP, CLIA, and ISO 15189 accredited laboratories requiring lot-level traceability\u003c\/li\u003e\n\u003cli\u003eMulti-plate processing runs where color-coded batch identification reduces handling errors\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ PCR mastermix\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eNot recommended — use with caution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA at ISO-certified Caplugs® Evergreen manufacturing facilities, these plates are produced from virgin-grade, FDA-registered polypropylene copolymer (PPC) resin that is BPA-free and phthalate-free. PPC construction provides enhanced flexibility compared to standard homopolymer polypropylene, reducing the risk of well-to-well cracking during high-speed thermocycler runs while maintaining consistent wall uniformity and skirt fit across all plates in a box. Each box ships with lot number and manufacturing date to support full traceability requirements in regulated laboratory environments. LabSupplies.com is an authorized Caplugs® Evergreen dealer stocking 214-3496-B80 and shipping from USA inventory, with tiered pricing available for high-volume institutional and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these PCR plates sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. For the vast majority of PCR and qPCR applications, non-sterile plates are appropriate because the thermocycling process itself controls contamination. If your protocol requires sterile consumables, please contact us for guidance.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat makes PPC different from standard polypropylene for PCR plates?\u003c\/strong\u003e\u003cbr\u003ePolypropylene copolymer (PPC) incorporates a comonomer that increases chain flexibility relative to standard homopolymer PP. In practice, this reduces the risk of well cracking during rapid thermal cycling and helps sealing films adhere more uniformly across all 96 wells — both important factors in high-throughput qPCR workflows.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these plates fit my thermocycler?\u003c\/strong\u003e\u003cbr\u003eThese plates are designed for standard 96-well, 0.2 mL thermocycler block formats and are compatible with standard PCR plate sealing films and foils. If your instrument uses a non-standard or proprietary block geometry, verify plate skirt dimensions with your instrument manual before switching from OEM consumables.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow does the blue color help in the lab?\u003c\/strong\u003e\u003cbr\u003eThe blue plate color allows technicians to distinguish plate batches at a glance during multi-plate thermocycler runs, reducing the risk of sample mix-up without requiring additional labeling steps. It also supports color-coded inventory systems common in high-throughput molecular diagnostic labs.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.2 mL 96-Well PCR Reaction Plates, PPC, Blue, 10\/Box — Caplugs® Evergreen 214-3496-B80\",\"sku\":\"2143496B80E1\",\"mpn\":\"214-3496-B80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Blue\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"21.17\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these PCR plates sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. For the vast majority of PCR and qPCR applications, non-sterile plates are appropriate because the thermocycling process itself controls contamination. If your protocol requires sterile consumables, please contact us for guidance.\"}},{\"@type\":\"Question\",\"name\":\"What makes PPC different from standard polypropylene for PCR plates?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Polypropylene copolymer (PPC) incorporates a comonomer that increases chain flexibility relative to standard homopolymer PP. In practice, this reduces the risk of well cracking during rapid thermal cycling and helps sealing films adhere more uniformly across all 96 wells — both important factors in high-throughput qPCR workflows.\"}},{\"@type\":\"Question\",\"name\":\"Will these plates fit my thermocycler?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"These plates are designed for standard 96-well, 0.2 mL thermocycler block formats and are compatible with standard PCR plate sealing films and foils. If your instrument uses a non-standard or proprietary block geometry, verify plate skirt dimensions with your instrument manual before switching from OEM consumables.\"}},{\"@type\":\"Question\",\"name\":\"How does the blue color help in the lab?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The blue plate color allows technicians to distinguish plate batches at a glance during multi-plate thermocycler runs, reducing the risk of sample mix-up without requiring additional labeling steps. It also supports color-coded inventory systems common in high-throughput molecular diagnostic labs.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553278472424,"sku":"2143496B80E1","price":21.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3496-B80_02.jpg?v=1778695059"},{"product_id":"pcr-reaction-plates-96-well-0-2ml-green-2143496g80e1","title":"0.2 mL PCR Reaction Plates, PPC, Green — 214-3496-G80 | 10\/Box | Caplugs® Evergreen","description":"\u003ch2\u003e0.2 mL PCR 96-Well Reaction Plates — Polypropylene Copolymer, Green, 10\/Box (214-3496-G80)\u003c\/h2\u003e\n\u003cp\u003eThese 0.2 mL, 96-well PCR reaction plates are manufactured from virgin-grade Polypropylene Copolymer (PPC) and supplied non-sterile in sealed 10\/Box packaging for molecular biology and diagnostic workflows. The PPC construction offers enhanced flexibility compared to standard polypropylene, reducing the risk of well-to-well cracking during high-speed thermocycler runs while maintaining reliable sealing film adhesion across all 96 wells. The green color enables fast visual plate identification and sample batch differentiation when multiple plates are processed simultaneously.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3496-G80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume per Well\u003c\/td\u003e\n\u003ctd\u003e0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003e96-Well Reaction Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eGreen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e10\/Box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSealing Film Compatible\u003c\/td\u003e\n\u003ctd\u003eYes — standard PCR plate sealing film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR and endpoint PCR amplification in standard 96-well thermocycler blocks\u003c\/li\u003e\n\u003cli\u003eQuantitative PCR (qPCR) with fluorescent detection platforms\u003c\/li\u003e\n\u003cli\u003eReverse transcription PCR (RT-PCR) for RNA expression analysis\u003c\/li\u003e\n\u003cli\u003eHigh-throughput screening workflows requiring automated 96-well plate handling\u003c\/li\u003e\n\u003cli\u003eMolecular diagnostic assays in CAP-, CLIA-, and ISO 15189-regulated laboratories requiring full lot traceability\u003c\/li\u003e\n\u003cli\u003eColor-coded batch management — green plates allow rapid visual separation of sample sets across multi-plate runs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers (PCR buffer, TE, PBS)\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eNot recommended — use with caution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents (chloroform, DCM)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA at Caplugs® Evergreen's ISO-certified facilities, these plates are produced from FDA-registered, virgin-grade PPC resin that is BPA-free and phthalate-free. Lot-to-lot dimensional consistency ensures reliable fit in standard 96-well thermocycler block positions and uniform sealing film adhesion across the entire plate surface. Each box is sealed and labeled with lot number and manufacturing date to support full traceability in CAP-, CLIA-, and ISO 15189-accredited laboratories. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with volume pricing available for institutional purchasers and grant-funded research programs.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these PCR plates sterile?\u003c\/strong\u003e\u003cbr\u003eNo — part number 214-3496-G80 is supplied non-sterile. For the vast majority of PCR and qPCR workflows, non-sterile plates are appropriate because thermocycling conditions and the use of dedicated reagent-grade reagents control contamination; however, laboratories with specific sterility requirements should verify their protocol needs before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of Polypropylene Copolymer (PPC) over standard polypropylene for PCR plates?\u003c\/strong\u003e\u003cbr\u003ePPC incorporates a co-monomer that increases chain flexibility relative to homopolymer PP. In practice, this reduces micro-cracking at well edges during repeated thermal cycling and improves conformability against sealing films, helping to prevent evaporation and cross-contamination in long-run qPCR assays.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these plates fit my thermocycler?\u003c\/strong\u003e\u003cbr\u003eThese plates are designed for standard 96-well, 0.2 mL thermocycler block formats. Lot-to-lot dimensional controls ensure consistent skirt fit and well geometry. If your instrument uses a non-standard well pitch or a tall-well (0.2 mL low-profile vs. full-height) block, confirm block compatibility with your thermocycler manufacturer's specifications before switching from OEM plates.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo these plates support lot traceability for regulated laboratories?\u003c\/strong\u003e\u003cbr\u003eYes — each box is labeled with a lot number and manufacturing date, providing the documentation chain required for CAP, CLIA, and ISO 15189 accreditation audits. LabSupplies.com can provide certificates of conformance upon request for regulated-environment procurement.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.2 mL PCR 96-Well Reaction Plates, Polypropylene Copolymer, Green, 10\/Box — Caplugs® Evergreen 214-3496-G80\",\"sku\":\"2143496G80E1\",\"mpn\":\"214-3496-G80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Green\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"21.17\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these PCR plates sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — these plates are supplied non-sterile. For the vast majority of PCR and qPCR workflows, non-sterile plates are appropriate; laboratories with specific sterility requirements should verify their protocol needs before ordering.\"}},{\"@type\":\"Question\",\"name\":\"What is the advantage of Polypropylene Copolymer (PPC) over standard polypropylene for PCR plates?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"PPC incorporates a co-monomer that increases chain flexibility relative to homopolymer PP, reducing micro-cracking at well edges during repeated thermal cycling and improving conformability against sealing films to prevent evaporation and cross-contamination.\"}},{\"@type\":\"Question\",\"name\":\"Will these plates fit my thermocycler?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"These plates are designed for standard 96-well, 0.2 mL thermocycler block formats. If your instrument uses a non-standard well pitch or a low-profile block, confirm compatibility with your thermocycler manufacturer's specifications before switching from OEM plates.\"}},{\"@type\":\"Question\",\"name\":\"Do these plates support lot traceability for regulated laboratories?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — each box is labeled with a lot number and manufacturing date, providing the documentation chain required for CAP, CLIA, and ISO 15189 accreditation audits. Certificates of conformance are available upon request.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553279619304,"sku":"2143496G80E1","price":21.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3496-G80.png?v=1778695061"},{"product_id":"pcr-reaction-plates-96-well-0-2ml-amber-2143496n80e1","title":"0.2 mL PCR Reaction Plates, PPC, Amber — 214-3496-N80 | 10\/Box | Caplugs® Evergreen","description":"\u003ch2\u003e0.2 mL 96-Well PCR Reaction Plates — PPC, Amber, 10\/Box (214-3496-N80)\u003c\/h2\u003e\n\u003cp\u003eThese 0.2 mL 96-well PCR reaction plates are molded from amber Polypropylene Copolymer (PPC) and supplied non-sterile in 10\/Box packaging for high-throughput molecular biology workflows. The 0.2 mL per-well format fits standard 96-well thermocycler blocks, and lot-to-lot dimensional consistency ensures reliable sealing film adhesion across all 96 wells with every box. PPC construction offers enhanced flexibility over standard polypropylene, reducing the risk of well-to-well cracking during rapid thermocycling and supporting consistent thermal contact with the block.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3496-N80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003e96-Well Reaction Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume per Well\u003c\/td\u003e\n\u003ctd\u003e0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eAmber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e10\/Box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSealing Film Compatible\u003c\/td\u003e\n\u003ctd\u003eYes — standard PCR plate sealing film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR and endpoint PCR amplification in standard 96-well thermocycler blocks\u003c\/li\u003e\n\u003cli\u003eQuantitative PCR (qPCR) and real-time PCR assays\u003c\/li\u003e\n\u003cli\u003eReverse transcription PCR (RT-PCR) for RNA-based workflows\u003c\/li\u003e\n\u003cli\u003eHigh-throughput screening requiring automated 96-well plate formats\u003c\/li\u003e\n\u003cli\u003eMolecular diagnostic workflows in CAP-, CLIA-, and ISO 15189-accredited laboratories where lot-level traceability is required\u003c\/li\u003e\n\u003cli\u003eMulti-plate processing runs where amber color coding facilitates rapid visual batch differentiation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ PCR mastermix matrices\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended — use with caution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen plates are manufactured at ISO-certified facilities from virgin-grade, FDA-registered PPC resin that is BPA-free and phthalate-free. Each box ships with lot number and manufacturing date to support full traceability in CAP-, CLIA-, and ISO 15189-accredited laboratory environments. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered pricing available for institutional purchasers, core facilities, and grant-funded research programs.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these PCR plates sterile?\u003c\/strong\u003e\u003cbr\u003eNo — the plates are supplied non-sterile. For most PCR and qPCR applications this is appropriate, since the thermocycling process itself does not require pre-sterilized plasticware; however, use standard precautions to prevent nucleic acid contamination when setting up reactions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy are the plates amber rather than clear or white?\u003c\/strong\u003e\u003cbr\u003eThe amber color provides rapid visual identification during multi-plate thermocycler runs and simplifies sample batch differentiation without additional labeling. It does not affect thermal performance in standard 96-well block formats.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these plates accept standard sealing films and foils?\u003c\/strong\u003e\u003cbr\u003eYes — the 96-well geometry and PPC construction are compatible with standard PCR plate sealing films and foils. The enhanced flexibility of PPC relative to standard polypropylene supports consistent film adhesion across all 96 wells, helping to minimize evaporation and cross-contamination during cycling.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is PPC, and how does it differ from standard polypropylene?\u003c\/strong\u003e\u003cbr\u003ePolypropylene Copolymer (PPC) is a modified form of polypropylene with improved flexibility and impact resistance. In PCR plates, this translates to reduced risk of well-to-well cracking under the thermal stress of high-speed thermocycler runs, while retaining the excellent chemical resistance to aqueous buffers, dilute acids and bases, and common PCR reagents that makes polypropylene the material of choice for molecular biology consumables.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.2 mL 96-Well PCR Reaction Plates, PPC, Amber, 10\/Box — Caplugs® Evergreen 214-3496-N80\",\"sku\":\"2143496N80E1\",\"mpn\":\"214-3496-N80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Amber\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"21.17\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these PCR plates sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — the plates are supplied non-sterile. 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In PCR plates, this translates to reduced risk of well-to-well cracking under the thermal stress of high-speed thermocycler runs, while retaining excellent chemical resistance to aqueous buffers, dilute acids and bases, and common PCR reagents.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48553279684840,"sku":"2143496N80E1","price":21.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3496-N80.png?v=1778695063"},{"product_id":"pcr-reaction-plates-96-well-0-2ml-red-2143496r80e1","title":"0.2 mL PCR Reaction Plates, PPC, Red — 214-3496-R80 | 10\/Box | Caplugs® Evergreen","description":"\u003ch2\u003e0.2 mL 96-Well PCR Reaction Plates — PPC, Red, 10\/Box (214-3496-R80)\u003c\/h2\u003e\n\u003cp\u003eThese 0.2 mL polypropylene copolymer (PPC) 96-well reaction plates are designed for standard thermocycler block formats and deliver lot-to-lot dimensional consistency for reliable sealing film adhesion across all 96 wells. Supplied non-sterile in sealed 10\/Box packaging, they are well suited for PCR, qPCR, reverse transcription PCR, and high-throughput molecular workflows where the standard 96-well plate footprint is required. The red color enables rapid visual identification and sample batch differentiation in multi-plate processing runs.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3496-R80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume per Well\u003c\/td\u003e\n\u003ctd\u003e0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003e96-Well Reaction Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e10\/Box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermocycler Block Compatibility\u003c\/td\u003e\n\u003ctd\u003eStandard 96-well 0.2 mL block\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSealing Film Compatible\u003c\/td\u003e\n\u003ctd\u003eYes — standard PCR plate sealing film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR and endpoint PCR amplification using standard 96-well thermocycler blocks\u003c\/li\u003e\n\u003cli\u003eQuantitative PCR (qPCR) and real-time fluorescence-based assays\u003c\/li\u003e\n\u003cli\u003eReverse transcription PCR (RT-PCR) for RNA expression analysis\u003c\/li\u003e\n\u003cli\u003eHigh-throughput screening workflows requiring automated 96-well plate handling\u003c\/li\u003e\n\u003cli\u003eMolecular diagnostic workflows in CAP-, CLIA-, and ISO 15189-accredited laboratories requiring lot-level traceability\u003c\/li\u003e\n\u003cli\u003eMulti-plate processing runs where color-coded plates accelerate batch identification and reduce sample mix-up risk\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers (PCR buffer, TE, water)\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents (chloroform, DCM)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these plates are produced at Caplugs® Evergreen ISO-certified facilities from virgin-grade, FDA-registered PPC resin that is BPA-free and phthalate-free. Polypropylene copolymer construction provides enhanced flexibility compared with standard homopolymer PP, reducing the risk of well-to-well cracking during high-speed thermocycling and promoting consistent sealing film adhesion across all 96 wells. Each box is packaged with lot number and manufacturing date to support full traceability in CAP-, CLIA-, and ISO 15189-regulated environments. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered pricing available for high-volume institutional and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these PCR plates sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. For most PCR and qPCR applications, sterility is not required because the amplification process itself controls for contamination; however, laboratories with specific contamination-control policies should evaluate whether pre-sterilization is needed for their workflow.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these plates seal properly with standard adhesive PCR sealing films?\u003c\/strong\u003e\u003cbr\u003eYes — the 96-well plate format and PPC construction are compatible with standard PCR plate sealing films and foils. The flexibility of polypropylene copolymer helps maintain consistent contact between the plate rim and sealing film across all 96 wells.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy choose a red plate instead of a natural or white plate?\u003c\/strong\u003e\u003cbr\u003eThe red color allows technicians to distinguish plate batches or sample sets at a glance during multi-plate thermocycler runs, reducing the risk of sample mix-ups without requiring labels or additional markings. It does not affect optical performance in standard fluorescence-based qPCR detection.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre these plates compatible with robotic liquid handlers and automated plate stackers?\u003c\/strong\u003e\u003cbr\u003eThe standard 96-well footprint is designed to fit automated 96-well thermocycler block positions, and the consistent skirt geometry supports use in high-throughput screening environments. Verify dimensional compatibility with your specific robotic platform before full deployment.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.2 mL 96-Well PCR Reaction Plates, PPC, Red, 10\/Box — Caplugs® Evergreen 214-3496-R80\",\"sku\":\"2143496R80E1\",\"mpn\":\"214-3496-R80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Red\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"21.17\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these PCR plates sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. For most PCR and qPCR applications, sterility is not required because the amplification process itself controls for contamination; however, laboratories with specific contamination-control policies should evaluate whether pre-sterilization is needed for their workflow.\"}},{\"@type\":\"Question\",\"name\":\"Will these plates seal properly with standard adhesive PCR sealing films?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — the 96-well plate format and PPC construction are compatible with standard PCR plate sealing films and foils. The flexibility of polypropylene copolymer helps maintain consistent contact between the plate rim and sealing film across all 96 wells.\"}},{\"@type\":\"Question\",\"name\":\"Why choose a red plate instead of a natural or white plate?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The red color allows technicians to distinguish plate batches or sample sets at a glance during multi-plate thermocycler runs, reducing the risk of sample mix-ups without requiring labels or additional markings. It does not affect optical performance in standard fluorescence-based qPCR detection.\"}},{\"@type\":\"Question\",\"name\":\"Are these plates compatible with robotic liquid handlers and automated plate stackers?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The standard 96-well footprint is designed to fit automated 96-well thermocycler block positions, and the consistent skirt geometry supports use in high-throughput screening environments. Verify dimensional compatibility with your specific robotic platform before full deployment.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48554761158888,"sku":"2143496R80E1","price":21.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3496-R80.png?v=1778707618"},{"product_id":"pcr-reaction-plates-96-well-0-2ml-yellow-2143496y80e1","title":"0.2 mL PCR Reaction Plates, PPC, Yellow — 214-3496-Y80 | 10\/Box | Caplugs® Evergreen","description":"\u003ch2\u003e0.2 mL 96-Well PCR Reaction Plates — Polypropylene Copolymer, Yellow, 10\/Box (214-3496-Y80)\u003c\/h2\u003e\n\u003cp\u003eThese 96-well PCR reaction plates deliver 0.2 mL per well in a standard thermocycler-compatible format, constructed from yellow polypropylene copolymer (PPC) for enhanced flexibility and reliable sealing film adhesion across all 96 wells. Supplied non-sterile in sealed 10\/Box packaging, part number 214-3496-Y80 is suited to PCR, qPCR, reverse transcription PCR, and high-throughput molecular workflows where consistent well geometry and lot-to-lot dimensional repeatability are critical. The yellow color provides instant visual plate identification for batch differentiation in multi-plate thermocycler runs.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3496-Y80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume per Well\u003c\/td\u003e\n\u003ctd\u003e0.2 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFormat\u003c\/td\u003e\n\u003ctd\u003e96-Well Reaction Plate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eYellow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e10\/Box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSealing Film Compatible\u003c\/td\u003e\n\u003ctd\u003eYes — standard PCR plate sealing film\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR and endpoint PCR amplification in standard 96-well thermocycler blocks\u003c\/li\u003e\n\u003cli\u003eQuantitative PCR (qPCR) and real-time fluorescence detection workflows\u003c\/li\u003e\n\u003cli\u003eReverse transcription PCR (RT-PCR) for RNA-to-cDNA conversion and amplification\u003c\/li\u003e\n\u003cli\u003eHigh-throughput screening assays requiring automated 96-well plate handling\u003c\/li\u003e\n\u003cli\u003eMolecular diagnostic workflows subject to CAP, CLIA, or ISO 15189 traceability requirements\u003c\/li\u003e\n\u003cli\u003eColor-coded batch identification in multi-plate or multi-operator laboratory environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers (PCR, TE, etc.)\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (toluene, xylene, etc.)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA from virgin-grade, FDA-registered polypropylene copolymer resin, these plates are manufactured at Caplugs® Evergreen ISO-certified facilities under rigorous lot-level quality controls that verify well geometry, wall uniformity, and skirt fit across every box. Each box ships with a lot number and manufacturing date to support full traceability under CAP, CLIA, and ISO 15189 quality systems. The resin is BPA-free and phthalate-free. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, with tiered pricing available for high-volume institutional and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these PCR plates sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. For most PCR and molecular biology applications this is standard practice, since PCR reagents and master mixes do not require sterile plasticware; however, if your protocol demands sterile plates, please contact us before ordering.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these plates seal properly with standard PCR adhesive films and foils?\u003c\/strong\u003e\u003cbr\u003eYes. The 96-well PPC construction is dimensionally consistent with standard plate formats, ensuring reliable adhesion with common heat-seal and pressure-sensitive adhesive sealing films designed for 96-well PCR plates.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat advantage does polypropylene copolymer (PPC) offer over standard polypropylene (PP)?\u003c\/strong\u003e\u003cbr\u003ePPC provides greater flexibility than standard PP homopolymer, which reduces the risk of well-to-well cracking during rapid thermal cycling and helps maintain a uniform seal across all 96 wells — particularly valuable in high-speed or wide temperature-range thermocycler protocols.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs the yellow color functional, or purely aesthetic?\u003c\/strong\u003e\u003cbr\u003eThe yellow color serves a practical purpose: it allows lab personnel to differentiate sample batches or experimental replicates at a glance in multi-plate workflows, reducing the risk of plate mix-ups during loading, sealing, and post-run analysis without any additional labeling.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.2 mL 96-Well PCR Reaction Plates, Polypropylene Copolymer, Yellow, 10\/Box\",\"sku\":\"2143496Y80E1\",\"mpn\":\"214-3496-Y80\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Yellow\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"21.17\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these PCR plates sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. 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The 96-well PPC construction is dimensionally consistent with standard plate formats, ensuring reliable adhesion with common heat-seal and pressure-sensitive adhesive sealing films designed for 96-well PCR plates.\"}},{\"@type\":\"Question\",\"name\":\"What advantage does polypropylene copolymer (PPC) offer over standard polypropylene (PP)?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"PPC provides greater flexibility than standard PP homopolymer, which reduces the risk of well-to-well cracking during rapid thermal cycling and helps maintain a uniform seal across all 96 wells — particularly valuable in high-speed or wide temperature-range thermocycler protocols.\"}},{\"@type\":\"Question\",\"name\":\"Is the yellow color functional, or purely aesthetic?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The yellow color serves a practical purpose: it allows lab personnel to differentiate sample batches or experimental replicates at a glance in multi-plate workflows, reducing the risk of plate mix-ups during loading, sealing, and post-run analysis without any additional labeling.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48554761257192,"sku":"2143496Y80E1","price":21.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3496-Y80.png?v=1778707620"},{"product_id":"conical-microcentrifuge-tubes-0-5ml-natural-pp-2143703030e1","title":"0.5 mL Microcentrifuge Tubes, Tethered Caps, PP, Natural — 214-3703-030 | 1000\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e0.5 mL Conical Microcentrifuge Tubes with Snap Cap — Polypropylene, Natural, 1000\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 0.5 mL conical microcentrifuge tubes are molded from virgin-grade polypropylene (PP) and sealed in 1000\/Bag packaging for high-throughput labs that demand lot-to-lot dimensional consistency. The conical bottom geometry concentrates pellets at the tube tip, enabling complete microvolume recovery with minimal dead volume — a critical advantage in DNA\/RNA extraction, enzyme reactions, and protein precipitation workflows. Supplied non-sterile, part number 214-3703-030 is BPA-free, phthalate-free, and manufactured to ISO-certified dimensional standards that ensure a reliable fit in standard microcentrifuge rotor positions.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3703-030\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e0.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eSnap Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR setup and enzyme reaction preparation requiring consistent microvolume geometry\u003c\/li\u003e\n\u003cli\u003eDNA and RNA extraction — conical tip minimizes dead volume during elution and pellet recovery\u003c\/li\u003e\n\u003cli\u003eProtein precipitation and microvolume sample concentration\u003c\/li\u003e\n\u003cli\u003eCell pelleting in standard benchtop microcentrifuge rotors\u003c\/li\u003e\n\u003cli\u003eClinical microvolume sample processing in CAP-, CLIA-, and ISO 15189-accredited laboratories requiring full lot traceability\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol \/ isopropanol\u003c\/td\u003e\n\u003ctd\u003eGood — short-term contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood — short-term contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen microcentrifuge tubes are produced from virgin-grade polypropylene under ISO-certified quality management, meeting FDA 21 CFR Part 177 standards and confirmed free of BPA, phthalates, and latex. Every bag carries a lot number and manufacturing date, supporting full CAP, CLIA, and ISO 15189 traceability for accredited clinical and research laboratories. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory, which eliminates the offshore lead-time risk that can disrupt high-throughput processing schedules. Tiered pricing is available for institutional procurement and grant-funded purchasing programs.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile in 1000\/Bag packaging. For most molecular biology, clinical chemistry, and sample preparation workflows, non-sterile tubes are standard; if sterility is required for your application, please contact us for alternative options.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre these tubes BPA-free and phthalate-free?\u003c\/strong\u003e\u003cbr\u003eYes. The tubes are molded from virgin-grade polypropylene that is confirmed BPA-free and phthalate-free, meeting FDA 21 CFR Part 177 standards — important for sensitive downstream assays and regulated clinical environments.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these tubes fit standard microcentrifuge rotors?\u003c\/strong\u003e\u003cbr\u003eThe 0.5 mL conical format is dimensionally consistent with standard microcentrifuge rotor positions. ISO-certified manufacturing controls wall thickness and outer diameter lot-to-lot, so labs can switch from their current supplier without re-qualifying rotor fit.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes each bag include lot and date information for regulatory traceability?\u003c\/strong\u003e\u003cbr\u003eYes. Every bag of 214-3703-030 is lot-numbered and date-coded at the point of manufacture, providing the chain-of-custody documentation required for CAP, CLIA, and ISO 15189 laboratory accreditation audits.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.5 mL Conical Microcentrifuge Tubes, Snap Cap, Polypropylene, Natural — 1000\/Bag\",\"sku\":\"2143703030E1\",\"mpn\":\"214-3703-030\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene (PP)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"52.45\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile in 1000\/Bag packaging. For most molecular biology, clinical chemistry, and sample preparation workflows, non-sterile tubes are standard; if sterility is required for your application, please contact us for alternative options.\"}},{\"@type\":\"Question\",\"name\":\"Are these tubes BPA-free and phthalate-free?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. The tubes are molded from virgin-grade polypropylene that is confirmed BPA-free and phthalate-free, meeting FDA 21 CFR Part 177 standards — important for sensitive downstream assays and regulated clinical environments.\"}},{\"@type\":\"Question\",\"name\":\"Will these tubes fit standard microcentrifuge rotors?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 0.5 mL conical format is dimensionally consistent with standard microcentrifuge rotor positions. ISO-certified manufacturing controls wall thickness and outer diameter lot-to-lot, so labs can switch from their current supplier without re-qualifying rotor fit.\"}},{\"@type\":\"Question\",\"name\":\"Does each bag include lot and date information for regulatory traceability?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Every bag is lot-numbered and date-coded at the point of manufacture, providing the chain-of-custody documentation required for CAP, CLIA, and ISO 15189 laboratory accreditation audits.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48554761552104,"sku":"2143703030E1","price":52.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3721-010_01.jpg?v=1778707622"},{"product_id":"conical-microcentrifuge-tubes-1-0ml-natural-ps-2143710010e1","title":"1.0 mL Microcentrifuge Tubes, Tethered Caps, PS, Natural — 214-3710-010 | 1000\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e1.0 mL Conical Microcentrifuge Tubes with Snap Cap — Polystyrene, Natural, 1000\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 1.0 mL conical microcentrifuge tubes are manufactured from virgin-grade polypropylene polystyrene (PS) for excellent optical clarity and low protein binding, making them well suited to serum, plasma, and other microvolume workflows. Supplied non-sterile in sealed 1000\/Bag packaging, part number 214-3710-010 features a conical bottom that concentrates pellets at the tip for complete sample recovery with minimal dead volume. Lot-to-lot dimensional consistency ensures reliable fit across standard microcentrifuge rotor positions.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3710-010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e1.0 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eSnap Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolystyrene (PS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR setup and enzyme reaction preparation requiring microvolume precision\u003c\/li\u003e\n\u003cli\u003eDNA and RNA extraction with low dead-volume pellet recovery\u003c\/li\u003e\n\u003cli\u003eProtein precipitation and microvolume sample concentration\u003c\/li\u003e\n\u003cli\u003eCell pelleting in standard benchtop microcentrifuge rotors\u003c\/li\u003e\n\u003cli\u003eClinical serum and plasma microvolume sample processing in CAP, CLIA, and ISO 15189 environments\u003c\/li\u003e\n\u003cli\u003eVisual sample inspection workflows benefiting from the optical clarity of polystyrene\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible — short-term contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eUse with caution — limited compatibility\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthyl acetate\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen microcentrifuge tubes are produced from BPA-free, phthalate-free virgin-grade polystyrene meeting FDA 21 CFR Part 177 standards, under ISO-certified dimensional controls that guarantee consistent wall thickness and rotor fit across every tube in the bag. Each bag of 214-3710-010 is lot-numbered and date-coded to support full traceability under CAP, CLIA, and ISO 15189 laboratory quality programs. LabSupplies.com is an authorized Caplugs® Evergreen dealer stocking this item in USA inventory, enabling same-business-day fulfillment and eliminating offshore lead-time risk for hospital molecular labs and high-throughput clinical processing facilities. Tiered pricing is available for institutional and grant-funded purchasers.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. For most molecular biology, clinical chemistry, and sample-storage applications this is appropriate; if your protocol requires sterile tubes, please contact us for sterile alternatives.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is polystyrene used instead of polypropylene for these tubes?\u003c\/strong\u003e\u003cbr\u003ePolystyrene offers superior optical clarity for visual inspection of sample color and pellet formation, along with low protein-binding characteristics that benefit serum and plasma workflows. If your protocol involves acetone, chlorinated solvents, or autoclaving, polypropylene tubes would be the better choice, as PS is not autoclavable and has limited solvent resistance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the tubes suitable for high-speed microcentrifugation?\u003c\/strong\u003e\u003cbr\u003eThe conical PS construction provides rigid wall performance during standard benchtop centrifugation. Always verify the maximum RCF rating for your specific rotor and confirm compatibility with your centrifuge manufacturer's guidelines before running at high speeds.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes each bag include lot and date information for regulatory traceability?\u003c\/strong\u003e\u003cbr\u003eYes — every 1000\/Bag is lot-numbered and date-coded at the time of manufacture, supporting documentation requirements for CAP-accredited, CLIA-certified, and ISO 15189 laboratories.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"1.0 mL Conical Microcentrifuge Tubes, Snap Cap, Polystyrene, Natural — 1000\/Bag\",\"sku\":\"2143710010E1\",\"mpn\":\"214-3710-010\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polystyrene (PS)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"53.30\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. For most molecular biology, clinical chemistry, and sample-storage applications this is appropriate; if your protocol requires sterile tubes, please contact us for sterile alternatives.\"}},{\"@type\":\"Question\",\"name\":\"Why is polystyrene used instead of polypropylene for these tubes?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Polystyrene offers superior optical clarity for visual inspection of sample color and pellet formation, along with low protein-binding characteristics that benefit serum and plasma workflows. If your protocol involves acetone, chlorinated solvents, or autoclaving, polypropylene tubes would be the better choice, as PS is not autoclavable and has limited solvent resistance.\"}},{\"@type\":\"Question\",\"name\":\"Are the tubes suitable for high-speed microcentrifugation?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The conical PS construction provides rigid wall performance during standard benchtop centrifugation. Always verify the maximum RCF rating for your specific rotor and confirm compatibility with your centrifuge manufacturer's guidelines before running at high speeds.\"}},{\"@type\":\"Question\",\"name\":\"Does each bag include lot and date information for regulatory traceability?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — every 1000\/Bag is lot-numbered and date-coded at the time of manufacture, supporting documentation requirements for CAP-accredited, CLIA-certified, and ISO 15189 laboratories.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48554761715944,"sku":"2143710010E1","price":53.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3710-010_01.jpg?v=1778707624"},{"product_id":"conical-microcentrifuge-tubes-1-5ml-natural-ppc-2143711080e1","title":"Conical Microcentrifuge Tubes, 1.5 mL, PPC, Natural, 1000\/Bag | Caplugs® Evergreen","description":"\u003ch1\u003eCaplugs® Evergreen 1.5 mL Conical Microcentrifuge Tubes, PPC, Natural, Non-Sterile, 1000\/Bag\u003c\/h1\u003e\n\u003cp\u003eThese \u003cstrong\u003e1.5 mL Conical Microcentrifuge Tubes\u003c\/strong\u003e are molded from polypropylene copolymer (PPC) for everyday sample handling, including DNA\/RNA aliquoting, reagent storage, and routine centrifugation. The natural, translucent walls let you confirm fill levels and pellet formation at a glance during bench work.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eConical Microcentrifuge Tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003e1.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural (translucent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAliquoting DNA, RNA, and protein samples for storage\u003c\/li\u003e\n\u003cli\u003eRoutine high-speed centrifugation and pellet collection\u003c\/li\u003e\n\u003cli\u003eBuffer, reagent, and master-mix preparation\u003c\/li\u003e\n\u003cli\u003eSample dilution and short-term specimen storage\u003c\/li\u003e\n\u003cli\u003eEnzyme and antibody working-stock organization\u003c\/li\u003e\n\u003cli\u003eGeneral bench-top mixing and transport of microliter volumes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003elabsupplies.com is an authorized Caplugs® Evergreen dealer shipping from US inventory, and these tubes are Made in USA. Each bag carries a lot number to support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available—contact our team for volume quotes.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eAre these microcentrifuge tubes sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. These tubes are supplied non-sterile in bulk. For applications requiring sterility, the tubes can be autoclaved by the end user prior to use.\u003c\/p\u003e\n\u003ch3\u003eWhat material are the tubes made from?\u003c\/h3\u003e\n\u003cp\u003eThey are molded from polypropylene copolymer (PPC), which offers good clarity, chemical tolerance, and durability for routine centrifugation and sample storage.\u003c\/p\u003e\n\u003ch3\u003eDo these tubes include attached caps?\u003c\/h3\u003e\n\u003cp\u003eThese are conical 1.5 mL microcentrifuge tubes supplied per the spec line; refer to the product specifications above for the as-supplied configuration and contact us to confirm cap details for your workflow.\u003c\/p\u003e\n\u003ch3\u003eHow many tubes are in each pack?\u003c\/h3\u003e\n\u003cp\u003eEach unit of sale is one bag of 1000 tubes (1000\/Bag), priced per pack. Tiered pricing is available for larger institutional orders.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Caplugs® Evergreen 1.5 mL Conical Microcentrifuge Tubes, PPC, Natural, Non-Sterile, 1000\/Bag\",\n  \"sku\": \"214-3711-080\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Caplugs® Evergreen\"\n  },\n  \"countryOfOrigin\": \"USA\",\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"priceCurrency\": \"USD\",\n    \"price\": \"45.12\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"seller\": {\n      \"@type\": \"Organization\",\n      \"name\": \"labsupplies.com\"\n    }\n  }\n}\n\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these microcentrifuge tubes sterile?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. These tubes are supplied non-sterile in bulk. For applications requiring sterility, the tubes can be autoclaved by the end user prior to use.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What material are the tubes made from?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"They are molded from polypropylene copolymer (PPC), which offers good clarity, chemical tolerance, and durability for routine centrifugation and sample storage.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Do these tubes include attached caps?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"These are conical 1.5 mL microcentrifuge tubes supplied per the spec line; refer to the product specifications and contact us to confirm cap details for your workflow.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How many tubes are in each pack?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Each unit of sale is one bag of 1000 tubes (1000\/Bag), priced per pack. Tiered pricing is available for larger institutional orders.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48554761978088,"sku":"2143711080E1","price":45.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3711-080_01.jpg?v=1778707626"},{"product_id":"conical-microcentrifuge-tubes-0-4ml-natural-ldpe-2143714020e1","title":"0.4 mL Microcentrifuge Tubes, Conical Bottom, LDPE, Natural — 214-3714-020 | 1000\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e0.4 mL Conical Microcentrifuge Tubes — LDPE, Natural, Snap Cap, 1000\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 0.4 mL conical-bottom microcentrifuge tubes are molded from virgin-grade Low-Density Polyethylene (LDPE) and supplied non-sterile in sealed 1000\/Bag packaging for high-throughput bench and clinical workflows. The conical tip geometry concentrates microvolume pellets at the bottom of the tube for complete, low-dead-volume recovery after centrifugation, while the snap cap provides reliable closure for sample storage and transport. Lot-to-lot dimensional consistency ensures a reliable fit in standard microcentrifuge rotor positions across routine laboratory use.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3714-020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e0.4 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eSnap Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eLow-Density Polyethylene (LDPE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR preparation and enzyme reaction setup requiring microvolume precision\u003c\/li\u003e\n\u003cli\u003eDNA and RNA extraction with low dead-volume pellet recovery\u003c\/li\u003e\n\u003cli\u003eProtein precipitation and cell pelleting by centrifugation\u003c\/li\u003e\n\u003cli\u003eSample aliquoting and short- or long-term microvolume sample storage\u003c\/li\u003e\n\u003cli\u003eClinical microvolume sample processing in CAP-, CLIA-, and ISO 15189-accredited laboratories\u003c\/li\u003e\n\u003cli\u003eAutomated liquid handling workflows requiring standard 0.4 mL tube geometry\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol \/ isopropanol \/ ethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eUse with caution — verify before use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents (chloroform, DCM)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA at Caplugs® Evergreen ISO-certified manufacturing facilities using domestically sourced, FDA-registered virgin-grade LDPE resin, these tubes are free of BPA and phthalates. Each sealed bag carries full lot-number and manufacturing-date traceability to support CAP, CLIA, and ISO 15189 laboratory accreditation documentation. LabSupplies.com is an authorized Caplugs® Evergreen dealer, shipping from USA inventory to eliminate offshore lead-time risk, with tiered pricing available for high-volume institutional and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — the 214-3714-020 tubes are supplied non-sterile. For most molecular biology, biochemistry, and general sample-processing workflows this is standard practice; DNase\/RNase-free or sterile options should be sourced separately if your protocol requires them.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy use LDPE instead of polypropylene for microcentrifuge tubes?\u003c\/strong\u003e\u003cbr\u003eLDPE is notably more flexible than polypropylene, which reduces the risk of tube cracking during handling and centrifugation. The flexibility also allows controlled sample dispensing directly through the tube wall in squeeze-transfer techniques. For applications that require autoclaving, however, polypropylene would be the appropriate choice, as LDPE is not autoclavable.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these tubes fit standard microcentrifuge rotors?\u003c\/strong\u003e\u003cbr\u003eYes — the conical 0.4 mL format is manufactured to consistent dimensional tolerances for compatibility with standard microcentrifuge rotor positions. If your rotor specifies a particular tube diameter or height, verify against your instrument's documentation before switching from your current supply.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow does the conical bottom help with pellet recovery?\u003c\/strong\u003e\u003cbr\u003eThe tapered conical tip concentrates the pellet at a single defined point at the bottom of the tube, minimizing dead volume and allowing near-complete recovery of small or precious samples after centrifugation — a particular advantage in microvolume DNA\/RNA extraction and cell-pelleting workflows.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.4 mL Conical Microcentrifuge Tubes, LDPE, Natural, Snap Cap — 1000\/Bag\",\"sku\":\"2143714020E1\",\"mpn\":\"214-3714-020\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Low-Density Polyethylene (LDPE)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"64.04\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — the tubes are supplied non-sterile. 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Verify against your instrument's documentation before switching from your current supply.\"}},{\"@type\":\"Question\",\"name\":\"How does the conical bottom help with pellet recovery?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The tapered conical tip concentrates the pellet at a single defined point at the bottom of the tube, minimizing dead volume and allowing near-complete recovery of small or precious samples after centrifugation — a particular advantage in microvolume DNA\/RNA extraction and cell-pelleting workflows.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48554769973480,"sku":"2143714020E1","price":64.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3714-020.png?v=1778707749"},{"product_id":"conical-microcentrifuge-tubes-0-5ml-natural-ldpe-2143715020e1","title":"0.5 mL Microcentrifuge Tubes, Conical Bottom, LDPE, Natural — 214-3715-020 | 1000\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e0.5 mL Conical Microcentrifuge Tubes — LDPE, Natural, Snap Cap, 1000\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 0.5 mL conical-bottom microcentrifuge tubes are manufactured from virgin-grade Low-Density Polyethylene (LDPE) in a natural (translucent) color, supplied non-sterile in sealed 1000\/Bag packaging for high-throughput bench workflows. The snap-close cap and conical tip geometry make them well-suited to microvolume sample recovery, aliquoting, and storage across clinical, research, and biotech environments. Lot-to-lot dimensional consistency ensures reliable seating in standard microcentrifuge rotor positions without modification.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3715-020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e0.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eSnap Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eLow-Density Polyethylene (LDPE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural (Translucent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR preparation and enzyme reaction setup requiring microvolume conical geometry\u003c\/li\u003e\n\u003cli\u003eDNA and RNA extraction, where low dead volume at the conical tip maximizes nucleic acid recovery\u003c\/li\u003e\n\u003cli\u003eProtein precipitation and cell pelleting — the conical bottom concentrates pellets at the tube tip for complete aspiration\u003c\/li\u003e\n\u003cli\u003eSample aliquoting and short- or long-term storage using the secure snap-close cap\u003c\/li\u003e\n\u003cli\u003eClinical microvolume sample processing in CAP-, CLIA-, and ISO 15189-accredited laboratories requiring full lot traceability\u003c\/li\u003e\n\u003cli\u003eAutomated liquid handling workflows where standard 0.5 mL tube format compatibility is required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol \/ isopropanol \/ ethanol\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eNot recommended — verify before use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents (chloroform, DCM)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eLDPE offers excellent resistance to aqueous buffers, dilute acids and bases, and common laboratory alcohols, with very low moisture vapor transmission that supports stable sample storage. The inherent flexibility of LDPE also reduces tube-cracking risk during handling and centrifugation compared to rigid polypropylene or polystyrene formats, and allows controlled sample dispensing in microvolume workflows.\u003c\/p\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA at Caplugs® Evergreen ISO-certified facilities, these tubes are produced from FDA-registered virgin-grade LDPE resin that is BPA-free and phthalate-free. Each sealed bag carries a lot number and manufacturing date to support full traceability under CAP, CLIA, and ISO 15189 quality programs. LabSupplies.com is an authorized Caplugs® Evergreen dealer and ships from domestic USA inventory, eliminating offshore lead-time risk and ensuring consistent supply for standing purchase orders and grant-funded procurement.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — part number 214-3715-020 is supplied non-sterile. For applications requiring sterile tubes, look for gamma-irradiated or sterility-certified variants; for most molecular biology, protein, and clinical chemistry workflows, non-sterile tubes are standard practice.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy choose LDPE over polypropylene for 0.5 mL microcentrifuge tubes?\u003c\/strong\u003e\u003cbr\u003eLDPE is significantly more flexible than polypropylene, which reduces cracking during handling and allows technicians to gently squeeze the tube wall to aid sample recovery. If autoclavability is required, polypropylene is the better choice — LDPE is not autoclavable. For cold storage, aliquoting, and microvolume recovery workflows, the flexibility of LDPE is a practical advantage.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these tubes fit standard microcentrifuge rotors?\u003c\/strong\u003e\u003cbr\u003eYes — the 0.5 mL conical format is dimensionally consistent with standard microcentrifuge rotor positions designed for this tube size. Lot-to-lot manufacturing controls maintain consistent geometry and wall thickness across all tubes in each bag.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo these tubes support traceability requirements for accredited clinical laboratories?\u003c\/strong\u003e\u003cbr\u003eYes — each bag is labeled with a lot number and manufacturing date, providing the documentation needed for CAP, CLIA, and ISO 15189 traceability programs. LabSupplies.com, as an authorized dealer, can provide additional lot documentation upon request.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"0.5 mL Conical Microcentrifuge Tubes, LDPE, Natural, Snap Cap — 1000\/Bag\",\"sku\":\"2143715020E1\",\"mpn\":\"214-3715-020\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Low-Density Polyethylene (LDPE)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"61.61\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — these tubes are supplied non-sterile. For most molecular biology, protein, and clinical chemistry workflows, non-sterile tubes are standard practice. Sterility-certified variants are available for applications that require them.\"}},{\"@type\":\"Question\",\"name\":\"Why choose LDPE over polypropylene for 0.5 mL microcentrifuge tubes?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"LDPE is significantly more flexible than polypropylene, reducing cracking risk during handling and allowing gentle tube-wall compression to aid sample recovery. LDPE is not autoclavable, so polypropylene is preferred when heat sterilization is needed. For cold storage, aliquoting, and microvolume recovery workflows, LDPE flexibility is a practical advantage.\"}},{\"@type\":\"Question\",\"name\":\"Will these tubes fit standard microcentrifuge rotors?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — the 0.5 mL conical format is dimensionally consistent with standard microcentrifuge rotor positions designed for this tube size. Lot-to-lot manufacturing controls maintain consistent geometry and wall thickness across all tubes in each bag.\"}},{\"@type\":\"Question\",\"name\":\"Do these tubes support traceability requirements for accredited clinical laboratories?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — each bag is labeled with a lot number and manufacturing date, providing the documentation needed for CAP, CLIA, and ISO 15189 traceability programs. LabSupplies.com, as an authorized dealer, can provide additional lot documentation upon request.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48554771710184,"sku":"2143715020E1","price":61.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3721-010_01_dfcf6a5c-2541-4133-89bf-e3b9b634b2e3.jpg?v=1778707751"},{"product_id":"conical-microcentrifuge-tubes-1-8ml-natural-pp-2143718030e1","title":"Conical Microcentrifuge Tubes, 1.8 mL, Polypropylene (PP), Natural, 1000\/Bag | Caplugs® Evergreen","description":"\u003ch1\u003eCaplugs® Evergreen 1.8 mL Conical Microcentrifuge Tubes, Polypropylene (PP), Natural, Non-Sterile, 1000\/Bag\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eCaplugs® Evergreen 1.8 mL Conical Microcentrifuge Tubes\u003c\/strong\u003e are molded from natural polypropylene for high-throughput sample handling, aliquoting, and short-term specimen storage. Their conical bottom drives complete pellet recovery after centrifugation, while the translucent resin lets bench scientists verify fill levels and phase separation at a glance.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eConical Microcentrifuge Tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVolume\/Size\u003c\/th\u003e\n\u003ctd\u003e1.8 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBottom Geometry\u003c\/th\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSterility\u003c\/th\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePack Size\u003c\/th\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of Origin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePelleting cells, beads, and precipitates by microcentrifugation\u003c\/li\u003e\n\u003cli\u003eAliquoting reagents, buffers, and master mixes for downstream assays\u003c\/li\u003e\n\u003cli\u003eShort-term storage of nucleic acid and protein extracts\u003c\/li\u003e\n\u003cli\u003eSample prep for PCR, electrophoresis, and chromatography workflows\u003c\/li\u003e\n\u003cli\u003eRoutine dilution and mixing steps at the bench\u003c\/li\u003e\n\u003cli\u003eBulk consumable supply for core labs and teaching settings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003ePurchase with confidence from labsupplies.com, an authorized Caplugs® Evergreen dealer shipping from US inventory. These tubes are Made in USA, and each bag carries lot numbers to support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available — contact our procurement team for volume quotes.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eAre these microcentrifuge tubes supplied sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. These tubes ship non-sterile. Labs requiring sterile conditions can autoclave the polypropylene tubes prior to use following their validated cycle.\u003c\/p\u003e\n\u003ch3\u003eCan the polypropylene tubes be autoclaved?\u003c\/h3\u003e\n\u003cp\u003eYes. Polypropylene withstands standard autoclave cycles at 121°C, so the tubes can be steam-sterilized before sensitive applications.\u003c\/p\u003e\n\u003ch3\u003eWhat is the working volume of these tubes?\u003c\/h3\u003e\n\u003cp\u003eEach tube has a 1.8 mL capacity. Leave adequate headspace below the rim for capping, mixing, and centrifugation to prevent overflow.\u003c\/p\u003e\n\u003ch3\u003eHow are the tubes packaged?\u003c\/h3\u003e\n\u003cp\u003eThey are supplied 1000 tubes per bag. Each bag carries a lot number for inventory control and traceability across accredited workflows.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Caplugs® Evergreen 1.8 mL Conical Microcentrifuge Tubes, Polypropylene (PP), Natural, Non-Sterile, 1000\/Bag\",\n  \"sku\": \"214-3718-030\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Caplugs® Evergreen\"\n  },\n  \"material\": \"Polypropylene (PP)\",\n  \"countryOfOrigin\": \"USA\",\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"priceCurrency\": \"USD\",\n    \"price\": \"47.77\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"seller\": {\n      \"@type\": \"Organization\",\n      \"name\": \"labsupplies.com\"\n    }\n  }\n}\n\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these microcentrifuge tubes supplied sterile?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. These tubes ship non-sterile. 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Supplied non-sterile in sealed 1000\/Bag packaging, they are manufactured to consistent dimensional tolerances for reliable fit in standard 1.5 mL microcentrifuge rotor positions. The natural (clear) polystyrene construction provides optical clarity for direct visual inspection of sample color and volume without removing the tube from the rotor.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e214-3721-010\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e1.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eSnap Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolystyrene (PS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural (Clear)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePCR preparation and enzyme reactions requiring precise microvolume handling\u003c\/li\u003e\n\u003cli\u003eDNA and RNA extraction with complete pellet recovery from the conical tip\u003c\/li\u003e\n\u003cli\u003eProtein precipitation and microvolume sample aliquoting\u003c\/li\u003e\n\u003cli\u003eCell pelleting during low-speed centrifugation workflows\u003c\/li\u003e\n\u003cli\u003eSerum and plasma microvolume processing in clinical and CAP\/CLIA-accredited laboratories\u003c\/li\u003e\n\u003cli\u003eSample storage with secure snap-cap sealing to prevent evaporation and contamination\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eGood — short-term contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eLimited — use with caution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthyl acetate\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen microcentrifuge tubes are produced from virgin-grade, BPA-free, phthalate-free polystyrene resin at ISO-certified manufacturing facilities. Each bag carries a lot number and manufacturing date, supporting full traceability requirements for CAP, CLIA, and ISO 15189 accredited laboratories. LabSupplies.com is an authorized Caplugs® Evergreen dealer and ships from USA inventory, providing consistent domestic supply without the lead-time variability of offshore sourcing. Tiered pricing is available for high-volume institutional and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these microcentrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — the tubes are supplied non-sterile. For applications requiring a sterile working environment, treat tubes by appropriate methods before use, or inquire about sterile product options.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre polystyrene tubes suitable for centrifugation with organic solvents?\u003c\/strong\u003e\u003cbr\u003ePolystyrene performs well with aqueous buffers, dilute acids and bases, and methanol in short-term contact, but it is not resistant to aromatic solvents, chlorinated solvents, or ethyl acetate. For protocols involving those reagents, a polypropylene tube is the better choice.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan these tubes be autoclaved?\u003c\/strong\u003e\u003cbr\u003eNo — polystyrene is not autoclavable and will deform under steam sterilization temperatures. These tubes are intended for non-sterile, room-temperature or refrigerated workflows.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow does the conical bottom affect sample recovery?\u003c\/strong\u003e\u003cbr\u003eThe conical geometry concentrates pellets at the very tip of the tube after centrifugation, minimizing dead volume and allowing near-complete microvolume recovery with a standard pipet tip — an important advantage in DNA\/RNA extraction and protein precipitation workflows.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"1.5 mL Conical Microcentrifuge Tubes, Polystyrene, Natural, Snap Cap — 1000\/Bag\",\"sku\":\"2143721010E1\",\"mpn\":\"214-3721-010\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polystyrene (PS)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"56.23\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these microcentrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — the tubes are supplied non-sterile. 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Their unthreaded false-bottom geometry concentrates low-volume samples toward the probe path, supporting clinical chemistry aliquoting, reagent dispensing, and routine specimen transfer in busy bench workflows.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eUnthreaded False-Bottom Sample Tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003e5.0 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolystyrene (PS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClosure\/Cap\u003c\/td\u003e\n\u003ctd\u003eUnthreaded, no cap included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e500\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eClinical chemistry sample aliquoting and specimen transfer\u003c\/li\u003e\n\u003cli\u003eLow-volume sample presentation on automated analyzer racks\u003c\/li\u003e\n\u003cli\u003eReagent and standard dispensing at the bench\u003c\/li\u003e\n\u003cli\u003eRoutine serum, plasma, and supernatant handling\u003c\/li\u003e\n\u003cli\u003eSample storage prior to short-term analysis\u003c\/li\u003e\n\u003cli\u003eGeneral-purpose liquid handling in QC and research labs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003elabsupplies.com is an authorized Caplugs® Evergreen dealer shipping from US inventory. These tubes are Made in USA, and each bag carries lot numbers that support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available for high-volume procurement.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eAre these sample tubes supplied sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. These are non-sterile polystyrene tubes intended for general analytical and sample-handling use. For sterile workflows, autoclaving is not recommended because polystyrene is not heat-stable.\u003c\/p\u003e\n\u003ch3\u003eWhat does \"false-bottom\" mean for a 5.0 mL tube?\u003c\/h3\u003e\n\u003cp\u003eThe false-bottom design tapers the internal cavity so that low sample volumes pool toward the probe access point, reducing dead volume and improving aspiration on analyzers and during manual pipetting.\u003c\/p\u003e\n\u003ch3\u003eDo these tubes include caps?\u003c\/h3\u003e\n\u003cp\u003eNo. The tubes are unthreaded and ship without caps. They are designed for open-access sampling and probe insertion rather than sealed long-term storage.\u003c\/p\u003e\n\u003ch3\u003eHow many tubes come in a pack?\u003c\/h3\u003e\n\u003cp\u003eEach bag contains 500 tubes (500\/Bag). This listing is priced per bag, with tiered pricing available for institutional and grant-funded orders.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Caplugs® Evergreen 5.0 mL Unthreaded False-Bottom Sample Tubes, Polystyrene (PS), Natural, Non-Sterile, 500\/Bag\",\n  \"sku\": \"127-1788-010\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Caplugs® Evergreen\"\n  },\n  \"countryOfOrigin\": \"USA\",\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"priceCurrency\": \"USD\",\n    \"price\": \"91.26\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"seller\": {\n      \"@type\": \"Organization\",\n      \"name\": \"labsupplies.com\"\n    }\n  }\n}\n\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these sample tubes supplied sterile?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. These are non-sterile polystyrene tubes intended for general analytical and sample-handling use. For sterile workflows, autoclaving is not recommended because polystyrene is not heat-stable.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What does \\\"false-bottom\\\" mean for a 5.0 mL tube?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The false-bottom design tapers the internal cavity so that low sample volumes pool toward the probe access point, reducing dead volume and improving aspiration on analyzers and during manual pipetting.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Do these tubes include caps?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. The tubes are unthreaded and ship without caps. 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Their threaded neck accepts screw caps for secure transport, while the false-bottom geometry improves probe access and helps minimize dead volume during aspiration.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eThreaded False-Bottom Sample Tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003e5.0 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClosure\/Cap\u003c\/td\u003e\n\u003ctd\u003eExternal thread for screw cap (cap sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e500\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSample collection and aliquoting on automated and benchtop analyzers\u003c\/li\u003e\n\u003cli\u003eShort-term storage of aqueous biological and reagent samples\u003c\/li\u003e\n\u003cli\u003eSpecimen handling in clinical and reference laboratory workflows\u003c\/li\u003e\n\u003cli\u003eLow-speed centrifugation of samples within PP-rated limits\u003c\/li\u003e\n\u003cli\u003eReagent dispensing and dilution preparation at the bench\u003c\/li\u003e\n\u003cli\u003eSecondary containment and transport when fitted with a screw cap\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eEach bag ships from US inventory through labsupplies.com, an authorized Caplugs® Evergreen dealer. These tubes are Made in USA, and bags carry lot numbers to support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available for high-volume procurement — contact our team for a quote.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eAre these tubes sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. These tubes are supplied non-sterile. For applications requiring sterility, validate an in-house sterilization method appropriate for polypropylene before use.\u003c\/p\u003e\n\u003ch3\u003eWhat does \"false-bottom\" mean for these tubes?\u003c\/h3\u003e\n\u003cp\u003eThe false-bottom geometry positions a tapered internal floor above the molded base, improving probe and pipette access while reducing residual dead volume during sample aspiration.\u003c\/p\u003e\n\u003ch3\u003eDo these tubes include caps?\u003c\/h3\u003e\n\u003cp\u003eThe neck is externally threaded to accept a compatible screw cap, but caps are not included in this pack. Order caps separately to match your closure and transport requirements.\u003c\/p\u003e\n\u003ch3\u003eCan these tubes be centrifuged?\u003c\/h3\u003e\n\u003cp\u003eThey tolerate low-speed centrifugation within the mechanical limits of polypropylene. Confirm your g-force does not exceed the resin's rated capacity for your tube format before spinning.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Caplugs® Evergreen 5.0 mL Threaded False-Bottom Sample Tubes, Polypropylene (PP), Natural, Non-Sterile, 500\/Bag\",\n  \"sku\": \"127-1988-030\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Caplugs® Evergreen\"\n  },\n  \"countryOfOrigin\": \"USA\",\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"priceCurrency\": \"USD\",\n    \"price\": \"129.62\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"seller\": {\n      \"@type\": \"Organization\",\n      \"name\": \"labsupplies.com\"\n    }\n  }\n}\n\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these tubes sterile?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. These tubes are supplied non-sterile. 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Their false-bottom geometry positions small-volume samples for easy pipette access, while the threaded format accepts secure screw closures for leak-resistant transport between bench, freezer, and analyzer staging.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eThreaded False-Bottom Sample Tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003e5.0 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClosure\/Cap\u003c\/td\u003e\n\u003ctd\u003eThreaded (screw-cap compatible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eAmber\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e500\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eStorage of photosensitive reagents and analytes requiring amber light protection\u003c\/li\u003e\n\u003cli\u003eSample aliquoting where the false-bottom design aids low-dead-volume recovery\u003c\/li\u003e\n\u003cli\u003eRoutine specimen archiving in refrigerated or frozen conditions\u003c\/li\u003e\n\u003cli\u003eReagent dispensing and short-term buffer holding at the bench\u003c\/li\u003e\n\u003cli\u003eManual sample preparation prior to instrument loading\u003c\/li\u003e\n\u003cli\u003eGeneral-purpose chemistry and life-science sample handling\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eThese tubes ship from US inventory through labsupplies.com, an authorized Caplugs® Evergreen dealer, and are proudly Made in USA. Each bag carries a lot number, supporting traceability requirements for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available — contact our procurement team for volume quotes.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat does the false-bottom design do?\u003c\/h3\u003e\n\u003cp\u003eThe false bottom narrows the interior at the base, concentrating small sample volumes so a pipette tip can reach and recover them with minimal dead volume — useful for limited or precious specimens.\u003c\/p\u003e\n\u003ch3\u003eWhy are these tubes amber instead of clear?\u003c\/h3\u003e\n\u003cp\u003eThe amber polypropylene reduces light transmission, helping protect photosensitive reagents and analytes from degradation during handling and storage.\u003c\/p\u003e\n\u003ch3\u003eAre these tubes sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. These are non-sterile tubes intended for general sample storage and preparation. For applications requiring sterility, validate or sterilize per your laboratory's protocol.\u003c\/p\u003e\n\u003ch3\u003eHow are the tubes packaged and sold?\u003c\/h3\u003e\n\u003cp\u003eThey are sold by the bag of 500 tubes (500\/Bag). 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Supplied non-sterile in 1000\/Bag packaging, they serve as a direct OEM-format replacement for labs running Alfa Wassermann® ACE-platform instruments in routine chemistry, therapeutic drug monitoring, and reference-testing workflows. The natural (translucent) color allows visual confirmation of sample presence and volume without removing the cup from the carrier.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e127-5300-030\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e1.0 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGeometry\u003c\/td\u003e\n\u003ctd\u003eConical Flat Bottom\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural (Translucent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate \/ Latex\u003c\/td\u003e\n\u003ctd\u003eBPA-Free, Phthalate-Free, Latex-Free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRoutine clinical chemistry on Alfa Wassermann® ACE-platform analyzers (serum, plasma, and urine panels)\u003c\/li\u003e\n\u003cli\u003eTherapeutic drug monitoring (TDM) workflows requiring precise small-volume aspiration\u003c\/li\u003e\n\u003cli\u003eReference laboratory and send-out testing where consistent sample cup geometry is critical\u003c\/li\u003e\n\u003cli\u003eManual bench aliquoting in standard 13 mm cup rack positions\u003c\/li\u003e\n\u003cli\u003eEnzyme-substrate and protein-chemistry assays benefiting from low-protein-binding PP surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThese cups are dimensioned as a direct OEM-format replacement for the sample-cup carrier positions on Alfa Wassermann® clinical chemistry platforms, including the ACE, ACE Alera, ACE Clinical, and ACE Axcel analyzer families. The conical flat-bottom profile seats precisely in the analyzer carrier, presenting a repeatable aspiration point to the probe across an entire carousel run. Labs evaluating use on the Alfa Wassermann® Viva-E Drug Testing System or on compatible 13 mm cup positions across various Hitachi\/Roche-lineage instruments should verify dimensional fit against their specific carrier configuration before standardizing. Confirm cup position geometry on any non-standard carrier before placing a full institutional order.\u003c\/p\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Sample Type\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSaline (0.9% NaCl)\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003ctd\u003eRoutine diluent; no observed effect\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers (PBS, Tris, HEPES)\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003ctd\u003eCompatible across pH 4–10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids (HCl, H₂SO₄, \u0026lt;10%)\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003ctd\u003eSuitable for routine analyzer wash cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases (NaOH, KOH, \u0026lt;10%)\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003ctd\u003ePP outperforms PS for caustic exposure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthanol \/ Methanol (\u0026lt;70%)\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003ctd\u003eCompatible for short-contact applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eISE diluents and enzyme-substrate reagents\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003ctd\u003ePP is inert to standard ACE-platform chemistry reagents\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetone \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003ctd\u003eMay cause crazing or dimensional change\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen sample cups are manufactured from FDA-compliant, food-contact-grade polypropylene under ISO 9001 quality management, and are certified BPA-free, phthalate-free, and latex-free. The low-protein-binding PP resin preserves analyte recovery in small-volume sample applications, and the material is thermally stable under typical analyzer incubation deck conditions. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping directly from USA inventory, with same-business-day dispatch typical for stocking SKUs; volume pricing and institutional account terms are available for multi-bag orders.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these sample cups sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. For routine clinical chemistry and TDM workflows on closed analyzers, sterility is not required; if your protocol mandates sterile consumables, please contact us for guidance on available options.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWill these cups fit Alfa Wassermann® analyzers other than the ACE series?\u003c\/strong\u003e\u003cbr\u003eThe conical flat-bottom geometry is dimensioned for the ACE, ACE Alera, ACE Clinical, and ACE Axcel carrier positions. Fit on the Viva-E Drug Testing System and on Hitachi\/Roche-lineage instruments with compatible 13 mm positions should be verified dimensionally before standardizing to these cups across your fleet.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy is polypropylene the preferred material for these analyzer cups?\u003c\/strong\u003e\u003cbr\u003ePolypropylene is inert to the aqueous buffers, ISE diluents, protein-chemistry reagents, and enzyme-substrate systems typically run on ACE-platform analyzers. Its low protein-binding surface helps preserve analyte recovery in small-volume cups, and it withstands the thermal environment of the analyzer incubation deck better than polystyrene alternatives.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat quantity should I order for high-volume laboratory operations?\u003c\/strong\u003e\u003cbr\u003eEach bag contains 1,000 cups. Laboratories running multiple analyzer shifts or high daily sample volumes should consider multi-bag orders to take advantage of volume pricing and reduce per-cup cost; institutional account terms are available — contact our procurement team for a quote.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"1.0 mL Conical Flat-Bottom Sample Cups, Polypropylene, Natural — Alfa Wassermann® ACE Analyzer Replacement, 1000\/Bag\",\"sku\":\"1275300030E1\",\"mpn\":\"127-5300-030\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene (PP)\",\"color\":\"Natural (Translucent)\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"29.58\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these sample cups sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. 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Laboratories running multiple analyzer shifts or high daily sample volumes should consider multi-bag orders to take advantage of volume pricing and reduce per-cup cost; institutional account terms are available — contact our procurement team for a quote.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48554797760744,"sku":"1275300030E1","price":29.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/127-5300-030_1_N9A1118_370f3b13-6db0-4e75-a48d-6bf0f39c443c.jpg?v=1778707838"},{"product_id":"201-3179-000-abbott-tdx-glass-cuvette","title":"3.4 mL Glass Cuvettes, Borosilicate Glass, Natural, Abbott® Compatible — 201-3179-000 | 200\/Box | Caplugs® Evergreen","description":"\u003ch2\u003e3.4 mL Round Borosilicate Glass Cuvettes — Abbott® TDx \u0026amp; TDxFLx Compatible, 200\/Box\u003c\/h2\u003e\n\u003cp\u003eThese 3.4 mL round borosilicate glass cuvettes are precision-dimensioned for the Abbott® TDx fluorescence polarization immunoassay (FPIA) analyzer and its TDxFLx successor, supplied non-sterile in a 200\/Box format that matches standard TDx rack-loading. Manufactured in a U.S. facility to tight outer-diameter and wall-thickness tolerances, each lot is coded for full traceability — a critical requirement for clinical laboratories that depend on consistent optical-path geometry to maintain low coefficients of variation in therapeutic drug monitoring assays. As OEM TDx consumable supply becomes increasingly constrained, part number 201-3179-000 offers a dimensionally consistent, borosilicate-correct replacement for labs that cannot afford assay drift.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e201-3179-000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e3.4 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGeometry\u003c\/td\u003e\n\u003ctd\u003eRound (TDx optical-path format)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eBorosilicate Glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e200\/Box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLot Traceability\u003c\/td\u003e\n\u003ctd\u003eLot-coded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTherapeutic drug monitoring (TDM) on the Abbott® TDx and TDxFLx platforms — cyclosporine, tacrolimus, aminoglycosides, vancomycin, anticonvulsants, and digoxin assays\u003c\/li\u003e\n\u003cli\u003eFluorescence polarization immunoassay (FPIA) measurements where negligible autofluorescence and a precisely defined optical path are required\u003c\/li\u003e\n\u003cli\u003eClinical immunoassay laboratories maintaining active TDx or TDxFLx instruments as primary or backup analyzers\u003c\/li\u003e\n\u003cli\u003eResearch applications using homogeneous FPIA systems where borosilicate optical clarity is specified — verify optical path dimensions prior to use\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThese cuvettes are dimensioned as a direct OEM-replacement format for the Abbott® TDx analyzer across all generations, and the TDxFLx platform shares the same cuvette geometry, making them a confirmed fit for both instruments. The round-profile borosilicate body presents the correct optical path to the polarized excitation beam and emission detector required for FPIA measurements; substituting plastic or incorrectly dimensioned cuvettes introduces fluorescent background and path-length error that elevates assay CVs and can compromise reportable results. Laboratories operating either TDx or TDxFLx platforms should confirm rack compatibility with their specific instrument configuration when transitioning from OEM supply.\u003c\/p\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Sample Type\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSaline and aqueous buffers\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTDx aqueous\/alcohol-based reagent matrix\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids and bases (clinical concentrations)\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSerum and plasma\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConcentrated hydrofluoric acid\u003c\/td\u003e\n\u003ctd\u003eNot recommended — attacks borosilicate glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStrong concentrated alkalis\u003c\/td\u003e\n\u003ctd\u003eLimited — minimize prolonged contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen cuvettes are produced to tight dimensional tolerances under rigorous quality controls, lot-coded for full traceability from manufacture through patient report. Borosilicate glass construction eliminates the leachable and extractable risk associated with plastic alternatives — even trace resin additives can produce fluorescent background that compromises FPIA assay performance. The material contains no BPA or phthalates. LabSupplies.com is an authorized Caplugs® Evergreen dealer and ships from USA inventory; volume pricing and written quotes are available for institutional, academic, and grant-funded accounts placing multi-box standing orders. Given tightening OEM supply for Abbott TDx consumables, clinical laboratories actively running TDM panels are encouraged to maintain a minimum six-month inventory buffer.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhy must these cuvettes be borosilicate glass rather than plastic?\u003c\/strong\u003e\u003cbr\u003eThe Abbott® TDx measures fluorescence polarization, which requires negligible background fluorescence from the cuvette itself. Even trace concentrations of plastic resin additives (stabilizers, processing aids) produce autofluorescence that elevates assay CVs and can shift results outside acceptable ranges. Borosilicate glass is optically transparent at TDx excitation and emission wavelengths and is chemically inert to the aqueous\/alcohol TDx reagent matrix, making it the only suitable cuvette material for this platform.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre these cuvettes compatible with the TDxFLx as well as the original TDx?\u003c\/strong\u003e\u003cbr\u003eYes — the TDxFLx shares the same cuvette geometry as the original TDx, so these cuvettes are a confirmed fit for both instrument generations. If your laboratory operates other FPIA research systems, verify optical path dimensions against your instrument's specifications before use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre these cuvettes sterile, and do they require any pre-treatment before loading?\u003c\/strong\u003e\u003cbr\u003eThese cuvettes are supplied non-sterile, consistent with standard practice for clinical chemistry cuvettes used in closed-system analyzers. No additional pre-treatment is required for routine TDx or TDxFLx operation; follow your laboratory's standard instrument preparation and quality control procedures.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow should we manage inventory given constrained OEM TDx consumable supply?\u003c\/strong\u003e\u003cbr\u003eBecause Abbott® TDx OEM consumable availability has become increasingly limited, laboratories actively running therapeutic drug monitoring panels are advised to maintain at least a six-month buffer stock. LabSupplies.com offers volume pricing and standing-order quotes to help procurement managers plan ahead — contact our team for institutional pricing details.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"3.4 mL Round Borosilicate Glass Cuvettes, Abbott® TDx \u0026 TDxFLx Compatible — Natural, 200\/Box\",\"sku\":\"2013179000E1\",\"mpn\":\"201-3179-000\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Borosilicate Glass\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"181.72\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Why must these cuvettes be borosilicate glass rather than plastic?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The Abbott® TDx measures fluorescence polarization, which requires negligible background fluorescence from the cuvette itself. Even trace concentrations of plastic resin additives produce autofluorescence that elevates assay CVs and can shift results outside acceptable ranges. Borosilicate glass is optically transparent at TDx excitation and emission wavelengths and is chemically inert to the aqueous\/alcohol TDx reagent matrix, making it the only suitable cuvette material for this platform.\"}},{\"@type\":\"Question\",\"name\":\"Are these cuvettes compatible with the TDxFLx as well as the original TDx?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — the TDxFLx shares the same cuvette geometry as the original TDx, so these cuvettes are a confirmed fit for both instrument generations. If your laboratory operates other FPIA research systems, verify optical path dimensions against your instrument's specifications before use.\"}},{\"@type\":\"Question\",\"name\":\"Are these cuvettes sterile, and do they require any pre-treatment before loading?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"These cuvettes are supplied non-sterile, consistent with standard practice for clinical chemistry cuvettes used in closed-system analyzers. No additional pre-treatment is required for routine TDx or TDxFLx operation; follow your laboratory's standard instrument preparation and quality control procedures.\"}},{\"@type\":\"Question\",\"name\":\"How should we manage inventory given constrained OEM TDx consumable supply?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Because Abbott® TDx OEM consumable availability has become increasingly limited, laboratories actively running therapeutic drug monitoring panels are advised to maintain at least a six-month buffer stock. LabSupplies.com offers volume pricing and standing-order quotes to help procurement managers plan ahead.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48554798186728,"sku":"2013179000E1","price":181.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/Glass_20Cuvettes_1_630345b7-851f-4cb5-960f-cbf4fc243149.png?v=1778707840"},{"product_id":"conical-centrifuge-tubes-threaded-15ml-ppc-220246908ke1","title":"15 mL Centrifuge Tubes, Conical Bottom, PPC, Natural — 220-2469-08K | 1000\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e15 mL Conical Centrifuge Tubes, Threaded Cap — Polypropylene Copolymer (PPC), Natural, 1000\/Bag\u003c\/h2\u003e\n\u003cp\u003eThese 15 mL conical-bottom centrifuge tubes are molded from virgin-grade Polypropylene Copolymer (PPC) and feature a threaded closure that delivers a leak-resistant seal for centrifugation, sample storage, and transport. Supplied non-sterile in sealed 1000\/Bag packaging, part number 220-2469-08K is well suited for high-throughput clinical and research environments where consistent rotor fit and dimensional uniformity across the entire bag are essential. Lot-to-lot manufacturing controls ensure reliable conical geometry, wall thickness, and cap-thread performance in every unit.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e220-2469-08K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e15 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap Style\u003c\/td\u003e\n\u003ctd\u003eThreaded — leak-resistant seal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene Copolymer (PPC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate Free\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCell culture harvesting — conical tip geometry concentrates cell pellets for complete recovery with minimal dead volume\u003c\/li\u003e\n\u003cli\u003eSerum and plasma separation — secure threaded closure prevents leakage during centrifugation and subsequent handling\u003c\/li\u003e\n\u003cli\u003eProtein precipitation and density gradient centrifugation — conical bottom allows precise visualization and recovery of distinct sample layers\u003c\/li\u003e\n\u003cli\u003eReagent preparation and storage — threaded seal reduces evaporation and contamination risk during extended storage\u003c\/li\u003e\n\u003cli\u003eClinical specimen processing — lot traceability supports compliance in CAP\/CLIA\/ISO 15189 accredited laboratories\u003c\/li\u003e\n\u003cli\u003eSample transport — leak-resistant threaded cap maintains sample integrity from bench to secondary processing location\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMethanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsopropanol\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eCompatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (e.g., toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eNot recommended — use with caution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents (e.g., chloroform, DCM)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA at Caplugs® Evergreen ISO-certified manufacturing facilities, these tubes are produced from FDA-registered, virgin-grade PPC resin that is BPA-free and phthalate-free. Sealed bag packaging maintains product integrity from warehouse receipt through point-of-use, and lot-level quality controls provide the traceability required by accredited clinical and research laboratories. LabSupplies.com is an authorized Caplugs® Evergreen dealer, shipping from USA inventory with tiered pricing available for institutional purchasers, hospitals, and grant-funded research programs.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these centrifuge tubes sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile in 1000\/Bag packaging. For applications requiring sterility, downstream sterilization or a sterile-grade product should be considered.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat is the advantage of a threaded cap over a snap-cap design?\u003c\/strong\u003e\u003cbr\u003eA threaded closure provides a more reliable leak-resistant seal under centrifugal force and during sample transport compared with snap-cap formats, reducing the risk of leakage and cross-contamination.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs Polypropylene Copolymer (PPC) autoclavable?\u003c\/strong\u003e\u003cbr\u003ePolypropylene-based materials are generally considered autoclavable; however, Caplugs® Evergreen does not list a sterility claim for these tubes, so verify your specific sterilization protocol and temperature tolerances before autoclaving production lots.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do these tubes perform in standard centrifuge rotors?\u003c\/strong\u003e\u003cbr\u003eThe 15 mL conical format is dimensionally consistent with standard swing-bucket and fixed-angle rotor positions designed for 15 mL conical tubes. Lot-to-lot dimensional controls on 220-2469-08K support reliable fit across compatible centrifuge platforms.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"15 mL Conical Centrifuge Tubes, Threaded Cap — PPC, Natural, 1000\/Bag\",\"sku\":\"220246908KE1\",\"mpn\":\"220-2469-08K\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"150.46\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Are these centrifuge tubes sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile in 1000\/Bag packaging. For applications requiring sterility, downstream sterilization or a sterile-grade product should be considered.\"}},{\"@type\":\"Question\",\"name\":\"What is the advantage of a threaded cap over a snap-cap design?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A threaded closure provides a more reliable leak-resistant seal under centrifugal force and during sample transport compared with snap-cap formats, reducing the risk of leakage and cross-contamination.\"}},{\"@type\":\"Question\",\"name\":\"Is Polypropylene Copolymer (PPC) autoclavable?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Polypropylene-based materials are generally considered autoclavable; however, Caplugs® Evergreen does not list a sterility claim for these tubes, so verify your specific sterilization protocol and temperature tolerances before autoclaving production lots.\"}},{\"@type\":\"Question\",\"name\":\"How do these tubes perform in standard centrifuge rotors?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 15 mL conical format is dimensionally consistent with standard swing-bucket and fixed-angle rotor positions designed for 15 mL conical tubes. Lot-to-lot dimensional controls on 220-2469-08K support reliable fit across compatible centrifuge platforms.\"}}]}\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48554923950312,"sku":"220246908KE1","price":150.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/220-2469-08K.png?v=1778708307"},{"product_id":"201-5266-01s-hematology-dilution-vial","title":"25 mL Hematology Dilution Vials, PS, Natural, Beckman\/Abbott Compatible — 201-5266-01S | 50\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e25 mL Hematology Dilution Vials — Polystyrene, Natural, Open Top, 50\/Bag (201-5266-01S)\u003c\/h2\u003e\n\u003cp\u003eThese 25 mL open-top polystyrene dilution vials are designed for automated and manual CBC\/DIFF pre-dilution workflows on high-throughput hematology analyzers, supplied non-sterile in 50\/Bag format without caps for labs that manage closures separately through their dispenser system or independent cap sourcing. The natural (clear) polystyrene construction provides the optical clarity needed for visual sample inspection before aspiration, while the 25 mL capacity delivers adequate headspace for inversion mixing without spillage and accommodates the aspiration dead volume required by platforms running 60–120 samples per hour. Part number 201-5266-01S is a direct match to the open-top vial format specified by Beckman Coulter, Abbott, and other major hematology analyzer platforms.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e201-5266-01S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e25 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGeometry\u003c\/td\u003e\n\u003ctd\u003eCylindrical, Open Top\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolystyrene (PS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural (clear)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e50\/Bag (Vials only — no caps included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate \/ Latex\u003c\/td\u003e\n\u003ctd\u003eBPA-Free, Phthalate-Free, Latex-Free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCBC\/DIFF pre-dilution: receives a precisely metered blood aliquot and isotonic diluent (typically 1:224 to 1:500 depending on the analyzer and panel) prior to automated aspiration\u003c\/li\u003e\n\u003cli\u003eHigh-throughput clinical hematology labs running 60–120 samples per hour where caps are dispensed or managed by the analyzer's dilution arm\u003c\/li\u003e\n\u003cli\u003eManual bench dilution and inversion-mixing protocols requiring a 25 mL cylindrical vial format\u003c\/li\u003e\n\u003cli\u003eCost-optimized procurement workflows where vials and caps are sourced independently or caps are reused within the dilution rack system\u003c\/li\u003e\n\u003cli\u003ePre-dilution sample preparation for impedance-based cell-counting platforms where PS minimizes background optical interference\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThese 25 mL open-top dilution vials are compatible with a broad range of automated hematology platforms. The table below lists confirmed compatible instrument families; always verify diluent dispensing volume and carrier\/tube-rack dimensions against your specific analyzer model and site SOP before switching from OEM supply.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003cth\u003ePlatform \/ Series\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSysmex\u003c\/td\u003e\n\u003ctd\u003eXN-1000 \/ XN-2000 \/ XN-3000 \/ XN-9000 series\u003c\/td\u003e\n\u003ctd\u003eStandard dilution vial position; verify dispenser arm clearance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSysmex\u003c\/td\u003e\n\u003ctd\u003eXE-2100 \/ XE-5000 (legacy)\u003c\/td\u003e\n\u003ctd\u003eCompatible with pre-dilution tube format\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBeckman Coulter\u003c\/td\u003e\n\u003ctd\u003eDxH 500 \/ DxH 800 \/ DxH 900\u003c\/td\u003e\n\u003ctd\u003e25 mL vial for manual pre-dilution workflow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAbbott\u003c\/td\u003e\n\u003ctd\u003eCELL-DYN Ruby \/ Sapphire \/ Emerald\u003c\/td\u003e\n\u003ctd\u003eManual dilution prior to CELL-DYN aspiration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMindray\u003c\/td\u003e\n\u003ctd\u003eBC-5000 \/ BC-6000 \/ BC-6800 \/ BC-6900\u003c\/td\u003e\n\u003ctd\u003ePre-dilution workflow; verify tube-carrier fit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHoriba\u003c\/td\u003e\n\u003ctd\u003eYumizen H550 \/ H560 \/ H1500 \/ H2500\u003c\/td\u003e\n\u003ctd\u003e25 mL sample preparation vial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNihon Kohden\u003c\/td\u003e\n\u003ctd\u003eCelltac G MEK-9100\u003c\/td\u003e\n\u003ctd\u003eStandard pre-dilution format\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManual Bench\u003c\/td\u003e\n\u003ctd\u003eAny inversion-mixing protocol\u003c\/td\u003e\n\u003ctd\u003eAny 25 mL vial-based workflow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003cp\u003eThe following compatibility reference applies to polystyrene (PS) at typical clinical concentrations and short-term contact exposures. Verify compatibility for any novel reagent before routine use.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous isotonic diluents (saline-based)\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHematology lysing reagents (aqueous, dilute)\u003c\/td\u003e\n\u003ctd\u003eGood — short-term contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMild aqueous detergent washes\u003c\/td\u003e\n\u003ctd\u003eGood — short-term contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthanol \u0026gt;70% \/ isopropanol\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetone \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents (toluene, xylene)\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAutoclaving\u003c\/td\u003e\n\u003ctd\u003eNot recommended — PS is not autoclavable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen dilution vials are produced from FDA-compliant, food-contact-grade polystyrene resin under ISO 9001 quality management controls, and are certified BPA-free, phthalate-free, and latex-free. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from USA inventory — most stocking SKUs ship the same business day. Sibling pack formats are available: 201-5266-050 (50\/Tray with caps assembled) and 201-5266-05K (144\/Bag with caps unassembled), giving procurement teams flexibility to match pack format and cap-management strategy to their workflow. Volume pricing is available for institutional, hospital, and grant-funded laboratories purchasing ten or more bags.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDo these vials come with caps?\u003c\/strong\u003e\u003cbr\u003eNo — the 201-5266-01S pack format is vials only (50\/Bag, no caps included). This is intentional for labs where closures are dispensed automatically by the analyzer's dilution arm, or where caps are sourced separately for cost optimization. If you require vials with caps pre-assembled, the 201-5266-050 (50\/Tray with caps) format is available.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre these vials compatible with Sysmex XN-series analyzers as well as Beckman Coulter DxH platforms?\u003c\/strong\u003e\u003cbr\u003eYes — this 25 mL open-top PS vial format is used across multiple hematology platforms including Sysmex XN-series, Beckman Coulter DxH 500\/800\/900, Abbott CELL-DYN, Mindray BC-series, Horiba Yumizen, and Nihon Kohden Celltac G instruments. Always verify diluent dispensing volume and tube-carrier dimensions for your specific analyzer model before switching from OEM consumables.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan these vials be autoclaved or reused after sample contact?\u003c\/strong\u003e\u003cbr\u003eNo — polystyrene is not autoclavable and these vials are intended for single-use sample dilution. Reuse after blood or reagent contact is not recommended, as PS is not resistant to the alcohols or detergents typically used for decontamination at effective concentrations.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat dilution ratios are these vials designed to support?\u003c\/strong\u003e\u003cbr\u003eThe 25 mL capacity accommodates the typical 1:224 to 1:500 blood-to-diluent ratios used in CBC\/DIFF pre-dilution workflows, providing sufficient headspace for inversion mixing without spillage and adequate dead volume for high-throughput analyzer probe aspiration.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"25 mL Hematology Dilution Vials, PS, Natural, Open Top, 50\/Bag — Beckman Coulter \/ Abbott \/ Sysmex Compatible\",\"sku\":\"201526601SE1\",\"mpn\":\"201-5266-01S\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polystyrene (PS)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"47.34\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Do these vials come with caps?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — the 201-5266-01S pack format is vials only (50\/Bag, no caps included). This is intentional for labs where closures are dispensed automatically by the analyzer's dilution arm, or where caps are sourced separately for cost optimization. The 201-5266-050 format (50\/Tray with caps) is available if pre-assembled caps are required.\"}},{\"@type\":\"Question\",\"name\":\"Are these vials compatible with Sysmex XN-series analyzers as well as Beckman Coulter DxH platforms?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — this 25 mL open-top PS vial format is used across multiple hematology platforms including Sysmex XN-series, Beckman Coulter DxH 500\/800\/900, Abbott CELL-DYN, Mindray BC-series, Horiba Yumizen, and Nihon Kohden Celltac G instruments. 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The natural (clear) PS construction provides the optical clarity needed for visual inspection of diluted samples prior to analyzer aspiration, while the cylindrical 25 mL geometry delivers sufficient headspace for inversion mixing without spillage and accommodates the aspiration dead volume required by high-throughput hematology platforms. Part number 201-5266-050 ships fully assembled in a carrying tray that supports direct dispensing without unpacking — a practical advantage for stat draw stations and point-of-care hematology setups where setup speed is critical.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number (MPN)\u003c\/td\u003e\n\u003ctd\u003e201-5266-050\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e25 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolystyrene (PS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCap\u003c\/td\u003e\n\u003ctd\u003eIncluded — pre-fitted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e50\/Tray (assembled in tray)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBPA \/ Phthalate \/ Latex\u003c\/td\u003e\n\u003ctd\u003eBPA-Free, Phthalate-Free, Latex-Free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCBC\/DIFF sample pre-dilution on automated hematology analyzers using manual or semi-automated dilution workflows\u003c\/li\u003e\n\u003cli\u003eInversion or vortex mixing of blood aliquots with isotonic diluents and lysing reagents prior to analyzer aspiration\u003c\/li\u003e\n\u003cli\u003eStat draw stations and point-of-care hematology setups requiring rapid, tray-direct dispensing\u003c\/li\u003e\n\u003cli\u003eSmaller-volume clinical labs where a pre-assembled, tray-format consumable reduces per-run setup time\u003c\/li\u003e\n\u003cli\u003eBench dilution protocols requiring a standard 25 mL vial-based inversion-mixing format\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompatibility\u003c\/h2\u003e\n\u003cp\u003eThese 25 mL hematology dilution vials are designed for manual pre-dilution workflows on a broad range of automated hematology platforms. Compatible analyzer series include the Sysmex XN-1000 \/ XN-2000 \/ XN-3000 \/ XN-9000 and legacy XE-2100 \/ XE-5000; Beckman Coulter DxH 500, DxH 800, and DxH 900; Abbott CELL-DYN Ruby, Sapphire, and Emerald; Mindray BC-5000, BC-6000, BC-6800, and BC-6900; Horiba Yumizen H550, H560, H1500, and H2500; and Nihon Kohden Celltac G MEK-9100. Because dispenser arm clearance, tube-carrier dimensions, and diluent dispensing volumes vary by analyzer model and configuration, laboratories should verify dimensional fit and workflow parameters against their specific platform before transitioning from OEM supply.\u003c\/p\u003e\n\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eReagent \/ Condition\u003c\/th\u003e\n\u003cth\u003eCompatibility\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous isotonic diluents \/ saline\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHematology lysing reagents (aqueous, mild detergent)\u003c\/td\u003e\n\u003ctd\u003eGood — suitable for typical clinical contact times\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute aqueous buffers\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthanol \u0026gt;70%\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetone \/ chlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents\u003c\/td\u003e\n\u003ctd\u003eNot recommended\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAutoclave \/ dry heat sterilization\u003c\/td\u003e\n\u003ctd\u003eNot recommended — PS is not autoclavable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA under ISO 9001 quality management controls, these Caplugs® Evergreen dilution vials are produced from FDA-compliant, food-contact-grade polystyrene resin that is BPA-free, phthalate-free, and latex-free. Each tray is assembled with caps pre-fitted, arriving ready for immediate bench deployment. LabSupplies.com is an authorized Caplugs® Evergreen dealer, shipping from USA inventory with typical same-business-day dispatch for stocking SKUs. Tiered volume pricing is available for institutional, hospital, and grant-funded laboratories purchasing multiple trays.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDo the caps come pre-attached, or do they need to be fitted before use?\u003c\/strong\u003e\u003cbr\u003eThe 50\/Tray format ships fully assembled — caps are pre-fitted on each vial and arranged in the carrying tray, so no assembly step is required before use at the bench or stat draw station.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre these vials sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. Hematology sample dilution workflows do not typically require sterile consumables, but laboratories with specific sterility requirements should evaluate whether additional processing is appropriate for their protocol.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan polystyrene vials be used with all hematology analyzer reagents?\u003c\/strong\u003e\u003cbr\u003ePolystyrene performs well with the aqueous isotonic diluents, lysing reagents, and mild detergent washes used in standard CBC\/DIFF workflows. PS is not recommended for contact with acetone, chlorinated solvents, aromatic solvents, or alcohols above 70%, which are not typical in routine hematology dilution protocols. Always confirm reagent compatibility with your laboratory's specific reagent system before use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre there other pack formats available for these vials?\u003c\/strong\u003e\u003cbr\u003eYes. Sibling formats include a 50\/Bag vials-only option (201-5266-01S) and a 144\/Bag unassembled-with-caps configuration (201-5266-05K), allowing procurement teams to match pack size and assembly format to throughput requirements and storage preferences.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"25 mL Hematology Dilution Vials, PS, Natural, Assembled with Caps, 50\/Tray — Beckman Coulter, Abbott, Sysmex Compatible\",\"sku\":\"2015266050E1\",\"mpn\":\"201-5266-050\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polystyrene (PS)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"78.57\",\"availability\":\"https:\/\/schema.org\/InStock\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Do the caps come pre-attached, or do they need to be fitted before use?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"The 50\/Tray format ships fully assembled — caps are pre-fitted on each vial and arranged in the carrying tray, so no assembly step is required before use at the bench or stat draw station.\"}},{\"@type\":\"Question\",\"name\":\"Are these vials sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile. 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