{"product_id":"transfer-pipets-long-stem-3p5ml-40ul-ldpe-2301595020e1","title":"3.5 mL Specimen Containers, Graduated, LDPE, Natural — 230-1595-020 | 400\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e3.5 mL Long Stem Transfer Pipets — LDPE, Natural, 40 µL Drop Size, 400\/Bag (230-1595-020)\u003c\/h2\u003e\n\u003cp\u003eThese 3.5 mL long stem transfer pipets from Caplugs® Evergreen are constructed from flexible low-density polyethylene (LDPE) and supplied non-sterile in bulk (400\/Bag) for high-volume clinical and research laboratory use. The extended long stem geometry reaches the bottom of deep specimen containers, narrow-bore tubes, and specimen cups, enabling complete aspiration with minimal residual volume. A calibrated 40 µL drop size provides a convenient semi-quantitative volume reference for routine liquid transfer 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\u003e230-1595-020\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\u003eTransfer Pipet Type\u003c\/td\u003e\n\u003ctd\u003eLong Stem\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrop Size\u003c\/td\u003e\n\u003ctd\u003e40 µL\/drop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGraduations\u003c\/td\u003e\n\u003ctd\u003eNone\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 (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\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\u003e400\/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 specimen transfer from deep urine cups, narrow-bore tubes, and specimen collection vessels where standard-length pipets cannot reach the bottom\u003c\/li\u003e\n\u003cli\u003eUrinalysis sample preparation and aliquoting\u003c\/li\u003e\n\u003cli\u003eSerum, plasma, whole blood, CSF, and urine transfer in clinical chemistry and toxicology workflows\u003c\/li\u003e\n\u003cli\u003eReagent and buffer dispensing in hematology and microbiology\u003c\/li\u003e\n\u003cli\u003eGeneral liquid handling in research and biotech laboratories requiring complete sample expulsion with minimal residual volume\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, etc.)\u003c\/td\u003e\n\u003ctd\u003eUse with caution — verify compatibility before routine 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, these Caplugs® Evergreen transfer pipets are produced from BPA-free, phthalate-free LDPE resin, supporting lot traceability requirements in CAP-, CLIA-, and ISO 15189-accredited laboratories. LabSupplies.com is an authorized dealer shipping from USA inventory, typically same business day for stocking items, with tiered pricing available for institutional, hospital, and grant-funded accounts purchasing at volume.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these transfer pipets sterile?\u003c\/strong\u003e\u003cbr\u003eNo — they are supplied non-sterile in 400\/Bag bulk packaging. For applications requiring sterile pipets, please contact us for sterile alternatives.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhy choose a long stem design over a standard transfer pipet?\u003c\/strong\u003e\u003cbr\u003eThe extended long stem tip reaches the bottom of deep specimen containers, narrow-neck tubes, and specimen collection cups where a standard-length transfer pipet cannot aspirate completely. This maximizes recovery from small or limited-volume specimens and reduces residual waste.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat does the 40 µL drop size mean in practice?\u003c\/strong\u003e\u003cbr\u003eThe 40 µL\/drop calibration means each individual drop dispensed from the tip is approximately 40 µL, giving technicians a practical semi-quantitative reference for routine transfer and dispensing tasks without requiring additional measuring equipment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs LDPE compatible with the biological specimens routinely handled in a clinical lab?\u003c\/strong\u003e\u003cbr\u003eYes — LDPE is non-reactive with urine, serum, plasma, whole blood, CSF, and standard laboratory buffers and reagents. It is also flexible enough to allow complete sample expulsion, which minimizes sample retention and reduces waste. Aromatic or chlorinated solvents should be evaluated separately before use.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"3.5 mL Long Stem Transfer Pipets, LDPE, Natural, 40 µL Drop Size, Non-Sterile — 400\/Bag\",\"sku\":\"2301595020E1\",\"mpn\":\"230-1595-020\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Low-Density Polyethylene (LDPE)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"28.94\",\"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 transfer pipets sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — they are supplied non-sterile in 400\/Bag bulk packaging. 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