{"product_id":"cryosure-cryogenic-freestanding-vials-3-5ml-ppc-2203905080e1","title":"3.5 mL Vials, Freestanding, PPC, Natural — 220-3905-080 | 1000\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e3.5 mL CryoSure® Freestanding Cryogenic Vials — Polypropylene Copolymer, Natural, 1000\/Bag (220-3905-080)\u003c\/h2\u003e\n\u003cp\u003eThe Caplugs® Evergreen CryoSure® line delivers a 3.5 mL freestanding, flat-bottom cryogenic vial molded from polypropylene copolymer (PPC) — a material specifically chosen for its flexibility and crack resistance at temperatures down to -196°C liquid nitrogen. Supplied non-sterile in sealed 1000\/Bag packaging, these vials are engineered for long-term biospecimen storage across the full cryogenic spectrum, from -80°C ultra-low temperature freezers through liquid nitrogen and vapor-phase nitrogen systems. The flat-bottom design allows upright, rack-free placement directly on the bench or in a freezer box, simplifying workflows in high-throughput biobanking and clinical laboratories.\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\u003e220-3905-080\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\u003c\/td\u003e\n\u003ctd\u003e3.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVial Type\u003c\/td\u003e\n\u003ctd\u003eCryoSure® Cryogenic Freestanding Vial\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBottom Style\u003c\/td\u003e\n\u003ctd\u003eFlat Bottom (Freestanding)\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\u003eCryogenic Rating\u003c\/td\u003e\n\u003ctd\u003eLN2 \/ Vapor-Phase Nitrogen \/ -80°C ULT\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\u003eLong-term biobanking and cell line cryopreservation in liquid nitrogen or vapor-phase nitrogen dewars\u003c\/li\u003e\n\u003cli\u003eDNA, RNA, and genomic library archiving at -80°C ultra-low temperature\u003c\/li\u003e\n\u003cli\u003eSerum and plasma aliquot cryopreservation for clinical and translational research\u003c\/li\u003e\n\u003cli\u003eTissue sample and biopsy archiving in institutional biorepositories\u003c\/li\u003e\n\u003cli\u003eDry ice shipment of cryogenic specimens between facilities\u003c\/li\u003e\n\u003cli\u003eHigh-throughput sample management where rack-free, freestanding upright placement is required\u003c\/li\u003e\n\u003cli\u003eCAP, CLIA, and ISO 15189 accredited laboratories requiring lot-traceable consumables\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\u003eLimited — not recommended for prolonged contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLiquid nitrogen \/ cryogenic temperatures to -196°C\u003c\/td\u003e\n\u003ctd\u003eExcellent — PPC maintains flexibility and crack 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 CryoSure® vials are produced at Caplugs® Evergreen ISO-certified manufacturing facilities using virgin-grade PPC resin that is BPA-free and phthalate-free. Lot-level quality controls ensure consistent vial geometry, wall thickness, and snap-cap seal integrity across every bag, supporting full traceability for CAP, CLIA, and ISO 15189 accredited laboratories. LabSupplies.com is an authorized Caplugs® Evergreen dealer shipping from domestic USA inventory, so procurement teams avoid the extended lead times associated with offshore sources. Tiered volume pricing is available for institutional, biobank, and grant-funded accounts.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these vials rated for immersion in liquid nitrogen?\u003c\/strong\u003e\u003cbr\u003eYes — the PPC construction is rated for liquid nitrogen storage at -196°C as well as vapor-phase nitrogen and -80°C ultra-low temperature freezers. Unlike standard polypropylene homopolymer, PPC retains flexibility and resists cracking at these extreme temperatures.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDo these vials require a rack, or can they stand upright on their own?\u003c\/strong\u003e\u003cbr\u003eThe flat-bottom freestanding design allows the vials to stand upright without a rack on the benchtop or inside freezer boxes, streamlining sample sorting and retrieval in high-throughput workflows.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eAre the vials sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile. The sealed 1000\/Bag packaging maintains cleanliness from warehouse receipt through point-of-use, and the vials are manufactured from virgin-grade, BPA-free PPC resin. Laboratories requiring sterility should validate a suitable decontamination or sterilization step for their specific workflow.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat documentation is available for accredited laboratory compliance?\u003c\/strong\u003e\u003cbr\u003eEach bag carries a lot number and manufacturing date to support traceability requirements under CAP, CLIA, and ISO 15189 quality frameworks. Contact LabSupplies.com for certificates of conformance or additional lot documentation.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"3.5 mL CryoSure® Freestanding Cryogenic Vials, PPC, Natural, 1000\/Bag — Caplugs® Evergreen\",\"sku\":\"2203905080E1\",\"mpn\":\"220-3905-080\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Polypropylene Copolymer (PPC)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"127.46\",\"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 vials rated for immersion in liquid nitrogen?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes — the PPC construction is rated for liquid nitrogen storage at -196°C as well as vapor-phase nitrogen and -80°C ultra-low temperature freezers. 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