{"product_id":"transfer-pipets-graduated-1-0ml-43ul-ldpe-2301573020e1","title":"1.0 mL Caps, Graduated, LDPE, Natural — 230-1573-020 | 500\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003e1.0 mL Graduated Transfer Pipets, LDPE, Natural — Caplugs® Evergreen (230-1573-020)\u003c\/h2\u003e\n\u003cp\u003eThese 1.0 mL low-density polyethylene graduated transfer pipets deliver a calibrated 43 µL per drop and feature printed volume graduation markings along the pipet body for semi-quantitative volume confirmation at the point of transfer. Supplied non-sterile in bulk packs of 500, they are well suited to high-throughput clinical and research workflows where fast, disposable liquid handling is required. The inherent flexibility of LDPE ensures complete sample expulsion and low sample retention across a broad range of aqueous and biological 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\u003e230-1573-020\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\u003eTransfer Pipet Type\u003c\/td\u003e\n\u003ctd\u003eGraduated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrop Size\u003c\/td\u003e\n\u003ctd\u003e43 µL\/drop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGraduation Markings\u003c\/td\u003e\n\u003ctd\u003eYes — printed on pipet body\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\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e500\/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 urinalysis: transferring urine specimens to analyzer cuvettes or test strips with visual volume confirmation\u003c\/li\u003e\n\u003cli\u003eSerum, plasma, and whole blood aliquoting for chemistry and hematology panels\u003c\/li\u003e\n\u003cli\u003eReagent addition and serial dilution preparation in sample processing workflows\u003c\/li\u003e\n\u003cli\u003eCSF and other low-volume biofluid handling where gentle, complete expulsion is critical\u003c\/li\u003e\n\u003cli\u003eHigh-workload settings that require rapid, disposable liquid transfers without additional measuring equipment\u003c\/li\u003e\n\u003cli\u003eBulk laboratory supply for CAP- and CLIA-accredited labs 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\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eMade in USA, these Caplugs® Evergreen graduated transfer pipets are manufactured from BPA-free, phthalate-free LDPE resin, supporting lot traceability requirements in CAP- and CLIA-accredited laboratories. LabSupplies.com is an authorized dealer and ships from USA inventory, with tiered volume pricing available for high-use clinical labs, hospitals, and research institutions purchasing under grant or institutional procurement programs.\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 — part number 230-1573-020 is supplied non-sterile. For applications requiring sterile single-use pipets, please contact us to confirm whether a sterile variant is available.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat does the 43 µL drop size mean in practice?\u003c\/strong\u003e\u003cbr\u003eThe 43 µL\/drop calibration means that each free-falling drop expelled from the tip delivers approximately 43 µL. This provides a semi-quantitative volume reference useful in workflows such as drop-count reagent addition, but it is not a substitute for calibrated micropipettor accuracy when exact volumes are required.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat types of samples are compatible with LDPE transfer pipets?\u003c\/strong\u003e\u003cbr\u003eLDPE is broadly compatible with clinical specimens including urine, serum, plasma, whole blood, and CSF, as well as standard aqueous buffers, dilute acids and bases, and common alcohols such as isopropanol and methanol. Prolonged contact with aromatic or chlorinated solvents is not recommended.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do the graduation markings help in a busy lab?\u003c\/strong\u003e\u003cbr\u003eThe printed volume markings along the pipet body allow staff to visually confirm the approximate aspirated volume directly on the pipet — providing a quick secondary check during specimen transfer or reagent dispensing without reaching for a separate measuring tool, which is particularly valuable in high-workload urinalysis and chemistry workflows.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"1.0 mL Graduated Transfer Pipets, LDPE, Natural, Non-Sterile, 500\/Bag — Caplugs® Evergreen 230-1573-020\",\"sku\":\"2301573020E1\",\"mpn\":\"230-1573-020\",\"brand\":{\"@type\":\"Brand\",\"name\":\"Caplugs® Evergreen\"},\"material\":\"Low-Density Polyethylene (LDPE)\",\"color\":\"Natural\",\"offers\":{\"@type\":\"Offer\",\"priceCurrency\":\"USD\",\"price\":\"35.23\",\"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 transfer pipets sterile?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No — part number 230-1573-020 is supplied non-sterile. 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