{"product_id":"214-2427-03k-unthreaded-conical-centrifuge","title":"Conical Centrifuge Tubes, 15 mL, Polypropylene (PP), Unthreaded, Natural, 1000\/Bag | Caplugs® Evergreen","description":"\u003ch1\u003eCaplugs® Evergreen 15 mL Unthreaded Conical Centrifuge Tubes, Polypropylene (PP), Natural, Non-Sterile, 1000\/Bag\u003c\/h1\u003e\n\u003cp\u003eThese \u003cstrong\u003e15 mL unthreaded conical centrifuge tubes\u003c\/strong\u003e are molded from natural polypropylene (PP) for reliable performance in clinical sample prep, cell pelleting, and routine reagent aliquoting. The conical geometry concentrates pellets for clean, low-loss recovery, while the open unthreaded mouth supports rapid filling and easy capping with compatible plug or push closures.\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 Centrifuge Tubes (Unthreaded)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003e15 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClosure\/Cap\u003c\/td\u003e\n\u003ctd\u003eUnthreaded (no cap included)\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\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\u003eCell and bacterial pellet collection after centrifugation\u003c\/li\u003e\n\u003cli\u003eRoutine sample storage and short-term aliquoting\u003c\/li\u003e\n\u003cli\u003eReagent and buffer dispensing in high-throughput workflows\u003c\/li\u003e\n\u003cli\u003eSerum and plasma processing in clinical laboratories\u003c\/li\u003e\n\u003cli\u003eSolid-phase extraction and sediment recovery\u003c\/li\u003e\n\u003cli\u003eGeneral specimen handling for academic and research benches\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eSold by labsupplies.com, an authorized Caplugs® Evergreen dealer shipping from US inventory. 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 bulk and standing-order purchases.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eAre these centrifuge tubes sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. These are non-sterile tubes intended for general laboratory use. For applications requiring sterility, autoclave compatibility depends on your validated cycle, or select a separately offered sterile variant.\u003c\/p\u003e\n\u003ch3\u003eDo the tubes include caps?\u003c\/h3\u003e\n\u003cp\u003eNo. These are unthreaded tubes supplied without caps. They accept compatible plug-style or push closures, so confirm your preferred closure separately before ordering.\u003c\/p\u003e\n\u003ch3\u003eWhat is the maximum recommended centrifugation force?\u003c\/h3\u003e\n\u003cp\u003eRated g-force depends on rotor type, fill volume, and tube support. Always run within your rotor manufacturer's published limits and use properly fitted adapters for 15 mL conical formats.\u003c\/p\u003e\n\u003ch3\u003eWhat does the 1000\/Bag pack contain?\u003c\/h3\u003e\n\u003cp\u003eEach pack contains 1000 tubes supplied in one bag, with lot numbers for traceability. This bulk format suits high-volume clinical and research labs needing consistent unit pricing.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Caplugs® Evergreen 15 mL Unthreaded Conical Centrifuge Tubes, Polypropylene (PP), Natural, Non-Sterile, 1000\/Bag\",\n  \"sku\": \"214-2427-03K\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Caplugs® Evergreen\"\n  },\n  \"countryOfOrigin\": \"USA\",\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"price\": \"115.89\",\n    \"priceCurrency\": \"USD\",\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 centrifuge tubes sterile?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. These are non-sterile tubes intended for general laboratory use. For applications requiring sterility, autoclave compatibility depends on your validated cycle, or select a separately offered sterile variant.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Do the tubes include caps?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. These are unthreaded tubes supplied without caps. They accept compatible plug-style or push closures, so confirm your preferred closure separately before ordering.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the maximum recommended centrifugation force?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Rated g-force depends on rotor type, fill volume, and tube support. Always run within your rotor manufacturer's published limits and use properly fitted adapters for 15 mL conical formats.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What does the 1000\/Bag pack contain?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Each pack contains 1000 tubes supplied in one bag, with lot numbers for traceability. 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