{"product_id":"214-3415-020-conical-microcentrifuge-tethered","title":"Microcentrifuge Tubes, 0.5 mL Conical, HDPE, Tethered Cap, Natural, 1000\/Bag | Caplugs® Evergreen","description":"\u003ch1\u003eCaplugs® Evergreen 0.5 mL Conical Microcentrifuge Tubes, HDPE, Tethered Cap, Natural — 1000\/Bag\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eCaplugs® Evergreen 0.5 mL Conical Microcentrifuge Tubes\u003c\/strong\u003e deliver dependable sample containment for routine benchwork, including aliquoting reagents, short-term sample storage, and small-volume centrifugation. Molded from natural HDPE with attached tethered caps, these non-sterile tubes resist leaks and stay organized during high-throughput processing. Each bag holds 1,000 tubes for cost-effective stocking.\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\u003eConical Microcentrifuge Tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003e0.5 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHDPE (High-Density Polyethylene)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClosure\/Cap\u003c\/td\u003e\n\u003ctd\u003eTethered (attached) snap cap\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\u003eCountry of Origin: USA\u003c\/td\u003e\n\u003ctd\u003eMade in USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAliquoting enzymes, buffers, and stock reagents into single-use volumes\u003c\/li\u003e\n\u003cli\u003eShort-term storage of nucleic acid and protein samples\u003c\/li\u003e\n\u003cli\u003eSmall-volume centrifugation and pelleting at the bench\u003c\/li\u003e\n\u003cli\u003eSample dilution and serial preparation workflows\u003c\/li\u003e\n\u003cli\u003eReagent dispensing for assay setup and titrations\u003c\/li\u003e\n\u003cli\u003eGeneral specimen handling in teaching and research labs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003elabsupplies.com is an authorized Caplugs® Evergreen dealer shipping from US inventory, and these tubes are Made in USA. Each bag carries lot numbers to support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available for volume orders — contact our procurement team for a quote.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eAre these microcentrifuge tubes sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. These tubes ship non-sterile, making them well suited for general reagent handling, aliquoting, and routine benchwork. For sterile-dependent protocols, validate or autoclave per your lab's procedures, keeping HDPE temperature limits in mind.\u003c\/p\u003e\n\u003ch3\u003eWhat is the benefit of the tethered cap design?\u003c\/h3\u003e\n\u003cp\u003eThe tethered cap stays attached to the tube body, reducing the risk of lost or mismatched caps during high-throughput processing. This design speeds one-handed opening and closing while helping maintain sample identity at the bench.\u003c\/p\u003e\n\u003ch3\u003eWhat material are these tubes made from?\u003c\/h3\u003e\n\u003cp\u003eEach tube is molded from natural HDPE (high-density polyethylene), a durable, low-extractable polymer commonly used for aqueous sample storage and aliquoting. The natural translucency allows quick visual checks of contents and fill levels.\u003c\/p\u003e\n\u003ch3\u003eHow many tubes come in each pack?\u003c\/h3\u003e\n\u003cp\u003eThese tubes are sold by the bag, with 1,000 tubes per bag (1000\/Bag). The listed price is per pack. Tiered pricing is available for institutional and grant-funded volume purchases.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Caplugs® Evergreen 0.5 mL Conical Microcentrifuge Tubes, HDPE, Tethered Cap, Natural, 1000\/Bag\",\n  \"sku\": \"214-3415-020\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Caplugs® Evergreen\"\n  },\n  \"countryOfOrigin\": \"USA\",\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"url\": \"https:\/\/labsupplies.com\/products\/214-3415-020\",\n    \"priceCurrency\": \"USD\",\n    \"price\": \"47.63\",\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 microcentrifuge tubes sterile?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. These tubes ship non-sterile, making them well suited for general reagent handling, aliquoting, and routine benchwork. For sterile-dependent protocols, validate or autoclave per your lab's procedures, keeping HDPE temperature limits in mind.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the benefit of the tethered cap design?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The tethered cap stays attached to the tube body, reducing the risk of lost or mismatched caps during high-throughput processing. This design speeds one-handed opening and closing while helping maintain sample identity at the bench.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What material are these tubes made from?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Each tube is molded from natural HDPE (high-density polyethylene), a durable, low-extractable polymer commonly used for aqueous sample storage and aliquoting. 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