{"product_id":"caplugs-300-3900-w20-cryosure-cryogenic-vial-caps-hdpe-white","title":"Cryo Vial Caps, Screw Caps, HDPE, White — 300-3900-W20 | 200\/Bag | Caplugs® Evergreen","description":"\u003ch2\u003eCryoSure® Cryogenic Vial Caps, HDPE, White — 300-3900-W20 | 200\/Bag\u003c\/h2\u003e \u003ctable\u003e \u003cthead\u003e\u003ctr\u003e\u003cth colspan=\"2\"\u003eQuick Reference — 300-3900-W20\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eSub-brand\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eCryoSure® (Caplugs® Evergreen)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eHigh-Density Polyethylene (HDPE)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eWhite\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eCryo Rating\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e✓ LN₂ vapor phase (-196°C) and immersion\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eColor Use\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003eWhite CryoSure® caps provide the highest-contrast surface fo\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003eAutoclave\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e✓ Compatible (121°C)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003ePack Size\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e200\/Bag\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003ePrice\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e$17.71 \/ Bag ($0.0886 \/ cap)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003ch2\u003eTechnical Narrative\u003c\/h2\u003e \u003cp\u003eThe Caplugs® Evergreen CryoSure® is a white HDPE screw cap for CryoSure® cryogenic vials, rated for LN₂ vapor phase (-196°C), LN₂ immersion, and -80°C mechanical freezer storage. White CryoSure® caps provide the highest-contrast surface for adhesive and printed barcode labels — the preferred choice for LIS-labeled biorepository vial programs.\u003c\/p\u003e \u003cp\u003eWhite caps provide the highest-contrast surface for adhesive and LIS-printed barcode labels — the preferred choice for biorepository programs where label readability drives the routing system rather than cap color. Available in 200\/Bag only for White.\u003c\/p\u003e \u003cp\u003eAt $17.71 per 200\/Bag — $0.0886 per cap.\u003c\/p\u003e \u003ch2\u003eTechnical Specifications — Caplugs® Evergreen \u003c\/h2\u003e \u003ctable\u003e \u003cthead\u003e\u003ctr\u003e \u003cth\u003eSpecification\u003c\/th\u003e \u003cth\u003eValue\u003c\/th\u003e \u003c\/tr\u003e\u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003ePart Number\u003c\/td\u003e \u003ctd\u003e\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eCaplugs Item #\u003c\/td\u003e \u003ctd\u003e3003900W20E1\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eSub-brand\u003c\/td\u003e \u003ctd\u003eCryoSure® (Caplugs® Evergreen)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eMaterial\u003c\/td\u003e \u003ctd\u003eHigh-Density Polyethylene (HDPE)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eColor\u003c\/td\u003e \u003ctd\u003eWhite\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eCryo Rating\u003c\/td\u003e \u003ctd\u003eLN₂ vapor + immersion (-196°C)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eStorage\u003c\/td\u003e \u003ctd\u003e✓ -80°C and -196°C\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eAutoclave\u003c\/td\u003e \u003ctd\u003e✓ 121°C \/ 15 psi\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003ePack Size\u003c\/td\u003e \u003ctd\u003e200\/Bag\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eBPA\/Phthalate\u003c\/td\u003e \u003ctd\u003eBPA-free; no phthalate plasticizers\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eCountry of Origin\u003c\/td\u003e \u003ctd\u003eMade in U.S.A. (California)\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003ch2\u003eCryoSure® Cap Compatibility — White\u003c\/h2\u003e \u003cp\u003eThe white CryoSure® cap fits CryoSure® cryogenic vials for:\u003c\/p\u003e \u003ctable\u003e \u003cthead\u003e\u003ctr\u003e \u003cth\u003eApplication\u003c\/th\u003e \u003cth\u003eUse \/ Storage\u003c\/th\u003e \u003cth\u003eNotes\u003c\/th\u003e \u003c\/tr\u003e\u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003eCryogenic vial capping\u003c\/td\u003e \u003ctd\u003eCryoSure® cryogenic vials\u003c\/td\u003e \u003ctd\u003eHDPE for LN₂ vapor + immersion\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eLN₂ vapor phase\u003c\/td\u003e \u003ctd\u003e-196°C biobank archive\u003c\/td\u003e \u003ctd\u003eCryoSure® grade thread integrity\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e-80°C archive\u003c\/td\u003e \u003ctd\u003eMechanical freezer biorepository\u003c\/td\u003e \u003ctd\u003eHDPE cryo stability\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eColor-coded routing\u003c\/td\u003e \u003ctd\u003eMulti-specimen cryo box programs\u003c\/td\u003e \u003ctd\u003e12 CryoSure® colors\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eCell line cryo\u003c\/td\u003e \u003ctd\u003eDMSO-protected cell line archives\u003c\/td\u003e \u003ctd\u003eHDPE DMSO compatible\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003cp\u003e\u003cem\u003eCryoSure® caps are for LN₂ archive. Do not use standard HDPE tube caps at LN₂ temperatures.\u003c\/em\u003e\u003c\/p\u003e \u003ch2\u003eChemical Resistance — HDPE — CryoSure® Grade\u003c\/h2\u003e \u003cp\u003eCryoSure® HDPE maintains integrity from +121°C autoclave through -196°C LN₂.\u003c\/p\u003e \u003ctable\u003e \u003cthead\u003e\u003ctr\u003e \u003cth\u003eReagent \/ Condition\u003c\/th\u003e \u003cth\u003eCompatibility\u003c\/th\u003e \u003c\/tr\u003e\u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003eLiquid nitrogen (-196°C)\u003c\/td\u003e \u003ctd\u003e✓ Engineered for LN₂ vapor + immersion\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eStorage at -80°C\u003c\/td\u003e \u003ctd\u003e✓ Excellent — HDPE cryo-toughened\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eDMSO (cryoprotectant conc.)\u003c\/td\u003e \u003ctd\u003e✓ Good — 5–10% standard cryo media\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eAqueous cryoprotectants\u003c\/td\u003e \u003ctd\u003e✓ Excellent (FBS, glycerol, Bambanker)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eAutoclave (121°C)\u003c\/td\u003e \u003ctd\u003e✓ Compatible\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003eConcentrated organic solvents\u003c\/td\u003e \u003ctd\u003e✗ Not recommended\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003ch2\u003eComplete CryoSure® Cap Range\u003c\/h2\u003e \u003ctable\u003e \u003cthead\u003e\u003ctr\u003e \u003cth\u003ePart Number\u003c\/th\u003e \u003cth\u003eColor\u003c\/th\u003e \u003cth\u003ePack\u003c\/th\u003e \u003cth\u003ePrice\u003c\/th\u003e \u003c\/tr\u003e\u003c\/thead\u003e \u003ctbody\u003e \u003ctr\u003e \u003ctd\u003e300-3900-020\u003c\/td\u003e \u003ctd\u003eNatural\u003c\/td\u003e \u003ctd\u003e200\/Bag\u003c\/td\u003e \u003ctd\u003e$17.71\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e300-3900-B20\u003c\/td\u003e \u003ctd\u003eBlue\u003c\/td\u003e \u003ctd\u003e200\/Bag\u003c\/td\u003e \u003ctd\u003e$17.71\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e300-3900-DG2K\u003c\/td\u003e \u003ctd\u003eDark Green\u003c\/td\u003e \u003ctd\u003e1000\/Bag\u003c\/td\u003e \u003ctd\u003e$81.98\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e300-3900-E20\u003c\/td\u003e \u003ctd\u003eOrange\u003c\/td\u003e \u003ctd\u003e200\/Bag\u003c\/td\u003e \u003ctd\u003e$17.71\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e300-3900-G20\u003c\/td\u003e \u003ctd\u003eGreen\u003c\/td\u003e \u003ctd\u003e200\/Bag\u003c\/td\u003e \u003ctd\u003e$17.71\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e300-3900-G2K\u003c\/td\u003e \u003ctd\u003eGreen\u003c\/td\u003e \u003ctd\u003e1000\/Bag\u003c\/td\u003e \u003ctd\u003e$84.87\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e300-3900-L20\u003c\/td\u003e \u003ctd\u003eLavender\u003c\/td\u003e \u003ctd\u003e200\/Bag\u003c\/td\u003e \u003ctd\u003e$17.71\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e300-3900-R20\u003c\/td\u003e \u003ctd\u003eRed\u003c\/td\u003e \u003ctd\u003e200\/Bag\u003c\/td\u003e \u003ctd\u003e$17.71\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e300-3900-R2K\u003c\/td\u003e \u003ctd\u003eRed\u003c\/td\u003e \u003ctd\u003e1000\/Bag\u003c\/td\u003e \u003ctd\u003e$84.87\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e\u003cstrong\u003eWhite\u003c\/strong\u003e\u003c\/td\u003e \u003ctd\u003e200\/Bag\u003c\/td\u003e \u003ctd\u003e$17.71\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e300-3900-Y20\u003c\/td\u003e \u003ctd\u003eYellow\u003c\/td\u003e \u003ctd\u003e200\/Bag\u003c\/td\u003e \u003ctd\u003e$17.71\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \u003ctd\u003e300-3900-Y2K\u003c\/td\u003e \u003ctd\u003eYellow\u003c\/td\u003e \u003ctd\u003e1000\/Bag\u003c\/td\u003e \u003ctd\u003e$84.87\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003ch2\u003eLaboratory Applications\u003c\/h2\u003e \u003cp\u003eCryoSure® serves biobank programs archiving white color-designated cryogenic vials; cell biology and clinical biorepository programs; and any program requiring white HDPE cryo vial caps rated for -196°C LN₂.\u003c\/p\u003e \u003ch2\u003eU.S. Manufacturing, Quality \u0026amp; Institutional Procurement\u003c\/h2\u003e \u003cp\u003eEvery Caplugs® Evergreen lot is precision-molded at our California manufacturing facility. We supply reference laboratories, hospital systems, and federal procurement offices under institutional pricing programs. \u003ca href=\"#request-sample\"\u003eRequest a free sample below\u003c\/a\u003e to validate fit before committing to volume.\u003c\/p\u003e \u003ch2\u003eFrequently Asked Questions — Caplugs® Evergreen \u003c\/h2\u003e \u003ch3\u003eWhat is the convention for white CryoSure® caps?\u003c\/h3\u003e \u003cp\u003eWhite CryoSure® caps provide the highest-contrast surface for adhesive and printed barcode labels — the preferred choice for LIS-labeled biorepository vial programs. CryoSure® caps are engineered for -196°C LN₂ — not interchangeable with standard HDPE tube caps.\u003c\/p\u003e \u003ch3\u003eIs the White CryoSure® cap available in a 1000\/Bag bulk format?\u003c\/h3\u003e \u003cp\u003eWhite  is available in 200\/Bag format only. Bulk 1000-count packs are available for Green (300-3900-G2K), Red (300-3900-R2K), Dark Green (300-3900-DG2K), and Yellow (300-3900-Y2K). If your program requires White caps in high volume, contact Caplugs® Evergreen institutional procurement for blanket-order arrangements.\u003c\/p\u003e \u003ch3\u003eAre CryoSure® caps compatible with LN₂ immersion storage?\u003c\/h3\u003e \u003cp\u003eYes. CryoSure® caps are engineered for both LN₂ vapor phase (-196°C) and direct LN₂ immersion. Standard HDPE caps (300-3010, 300-3532, etc.) may not be rated for LN₂ immersion. Do not substitute standard tube caps for LN₂ archive — use CryoSure® caps on CryoSure® vials.\u003c\/p\u003e \u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"CryoSure\\u00ae Cryogenic Vial Caps, Non-Sterile, High-Density Polyethylene (HDPE), White \\u2014 300-3900-W20 | 200\/Bag | Caplugs\\u00ae Evergreen\",\n  \"description\": \"Caplugs\\u00ae Evergreen 300-3900-W20. CryoSure\\u00ae HDPE cryo vial caps, white, 200\/Bag. LN\\u2082 vapor + -80\\u00b0C. BPA-free. USA.\",\n  \"sku\": \"3003900W20E1\",\n  \"mpn\": \"300-3900-W20\",\n  \"material\": \"High-Density Polyethylene (HDPE)\",\n  \"color\": \"White\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Caplugs\\u00ae Evergreen\"\n  },\n  \"manufacturer\": {\n    \"@type\": \"Organization\",\n    \"name\": \"Caplugs\\u00ae Evergreen\",\n    \"address\": {\n      \"@type\": \"PostalAddress\",\n      \"addressCountry\": \"US\",\n      \"addressRegion\": \"CA\"\n    }\n  },\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"price\": \"17.71\",\n    \"priceCurrency\": \"USD\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"itemCondition\": \"https:\/\/schema.org\/NewCondition\",\n    \"seller\": {\n      \"@type\": \"Organization\",\n      \"name\": \"LabSupplies\"\n    }\n  },\n  \"additionalProperty\": [\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Sub-brand\",\n      \"value\": \"CryoSure\\u00ae\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Cryo Rating\",\n      \"value\": \"LN\\u2082 vapor + immersion (-196\\u00b0C)\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Pack Size\",\n      \"value\": \"200 \/ Bag\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Sterility\",\n      \"value\": \"Non-Sterile\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"Country of Origin\",\n      \"value\": \"United States\"\n    },\n    {\n      \"@type\": \"PropertyValue\",\n      \"name\": \"BPA Free\",\n      \"value\": \"Yes\"\n    }\n  ]\n}\n\u003c\/script\u003e \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 convention for white CryoSure\\u00ae caps?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"White CryoSure\\u00ae caps provide the highest-contrast surface for adhesive and printed barcode labels \\u2014 the preferred choice for LIS-labeled biorepository vial programs. CryoSure\\u00ae caps are engineered for -196\\u00b0C LN\\u2082 \\u2014 not interchangeable with standard HDPE tube caps.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is the White CryoSure\\u00ae cap available in a 1000\/Bag bulk format?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"White (300-3900-W20) is available in 200\/Bag format only. Bulk 1000-count packs are available for Green (300-3900-G2K), Red (300-3900-R2K), Dark Green (300-3900-DG2K), and Yellow (300-3900-Y2K). If your program requires White caps in high volume, contact Caplugs\\u00ae Evergreen institutional procurement for blanket-order arrangements.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Are CryoSure\\u00ae caps compatible with LN\\u2082 immersion storage?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. CryoSure\\u00ae caps are engineered for both LN\\u2082 vapor phase (-196\\u00b0C) and direct LN\\u2082 immersion. Standard HDPE caps (300-3010, 300-3532, etc.) may not be rated for LN\\u2082 immersion. Do not substitute standard tube caps for LN\\u2082 archive \\u2014 use CryoSure\\u00ae caps on CryoSure\\u00ae vials.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48568505270504,"sku":"300-3900-W20","price":17.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/300-3900-W20_01.jpg?v=1779115133","url":"https:\/\/labsupplies.com\/products\/caplugs-300-3900-w20-cryosure-cryogenic-vial-caps-hdpe-white","provider":"LabSupplies.com","version":"1.0","type":"link"}