{"product_id":"caplugs-300-3532-h20-hdpe-screw-cap-20ml-vial-30ml-centrifuge-tube-gray","title":"Specimen Containers, 20 mL HDPE Screw-Cap Vials, Gray, Non-Sterile, 1000\/Bag | Caplugs® Evergreen","description":"\u003ch1\u003eCaplugs® Evergreen 20 mL HDPE Specimen Containers, Screw Caps, Gray, Non-Sterile, 1000\/Bag\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eCaplugs® Evergreen 20 mL HDPE Specimen Containers\u003c\/strong\u003e deliver dependable, leak-resistant sample collection and storage for routine lab workflows. Molded from rugged high-density polyethylene with a secure screw cap, these gray, non-sterile vials suit clinical specimen handling, environmental sampling, and bulk reagent or solid storage. Each bag of 1000 supports high-throughput labs that need consistent, affordable consumables.\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\u003eSpecimen Containers (Vial\/Tube)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003e20 mL vial \/ 30 mL centrifuge-tube body\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHigh-Density Polyethylene (HDPE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClosure\/Cap\u003c\/td\u003e\n\u003ctd\u003eScrew Cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eGray\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 and diagnostic specimen collection and transport\u003c\/li\u003e\n\u003cli\u003eEnvironmental water, soil, and sediment sampling\u003c\/li\u003e\n\u003cli\u003eBulk storage of powders, granules, and small solid samples\u003c\/li\u003e\n\u003cli\u003eAliquoting and short-term storage of non-volatile reagents\u003c\/li\u003e\n\u003cli\u003eHistology and cytology sample retention\u003c\/li\u003e\n\u003cli\u003eGeneral laboratory containment requiring a leak-resistant screw closure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eOrder through labsupplies.com, an authorized Caplugs® Evergreen dealer shipping from US inventory. These containers are Made in USA, and every 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 and recurring orders—contact our procurement team for a quote.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eAre these specimen containers sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. These vials ship non-sterile and are intended for general specimen collection, storage, and non-sterile applications. If your protocol requires sterility, validate or autoclave per your lab's procedures, noting HDPE temperature limits.\u003c\/p\u003e\n\u003ch3\u003eWhat is the actual capacity—20 mL or 30 mL?\u003c\/h3\u003e\n\u003cp\u003eThe vial is rated at a 20 mL working volume within a body sized like a 30 mL centrifuge tube, giving generous headspace. This makes the container well suited for 20 mL samples while reducing spill risk during handling and transport.\u003c\/p\u003e\n\u003ch3\u003eIs the HDPE compatible with autoclaving?\u003c\/h3\u003e\n\u003cp\u003eHDPE has a limited heat tolerance and is generally not recommended for repeated autoclaving, which can deform the container. For heat sterilization, confirm against your validated cycle or select a sterile or autoclavable alternative.\u003c\/p\u003e\n\u003ch3\u003eHow many containers come in each pack?\u003c\/h3\u003e\n\u003cp\u003eEach bag contains 1000 containers with caps, priced per pack. Bags carry lot numbers for traceability, and tiered institutional pricing applies to multi-bag and recurring purchases.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Caplugs® Evergreen 20 mL HDPE Specimen Containers, Screw Caps, Gray, Non-Sterile, 1000\/Bag\",\n  \"sku\": \"300-3532-H20\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Caplugs® Evergreen\"\n  },\n  \"countryOfOrigin\": \"USA\",\n  \"material\": \"High-Density Polyethylene (HDPE)\",\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"url\": \"https:\/\/labsupplies.com\/products\/300-3532-H20\",\n    \"priceCurrency\": \"USD\",\n    \"price\": \"91.42\",\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 specimen containers sterile?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. These vials ship non-sterile and are intended for general specimen collection, storage, and non-sterile applications. If your protocol requires sterility, validate or autoclave per your lab's procedures, noting HDPE temperature limits.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the actual capacity—20 mL or 30 mL?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The vial is rated at a 20 mL working volume within a body sized like a 30 mL centrifuge tube, giving generous headspace. This makes the container well suited for 20 mL samples while reducing spill risk during handling and transport.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is the HDPE compatible with autoclaving?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"HDPE has a limited heat tolerance and is generally not recommended for repeated autoclaving, which can deform the container. 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