{"product_id":"conical-microcentrifuge-tubes-1-8ml-natural-pp-2143718030e1","title":"Conical Microcentrifuge Tubes, 1.8 mL, Polypropylene (PP), Natural, 1000\/Bag | Caplugs® Evergreen","description":"\u003ch1\u003eCaplugs® Evergreen 1.8 mL Conical Microcentrifuge Tubes, Polypropylene (PP), Natural, Non-Sterile, 1000\/Bag\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eCaplugs® Evergreen 1.8 mL Conical Microcentrifuge Tubes\u003c\/strong\u003e are molded from natural polypropylene for high-throughput sample handling, aliquoting, and short-term specimen storage. Their conical bottom drives complete pellet recovery after centrifugation, while the translucent resin lets bench scientists verify fill levels and phase separation at a glance.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eConical Microcentrifuge Tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVolume\/Size\u003c\/th\u003e\n\u003ctd\u003e1.8 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor\u003c\/th\u003e\n\u003ctd\u003eNatural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBottom Geometry\u003c\/th\u003e\n\u003ctd\u003eConical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSterility\u003c\/th\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePack Size\u003c\/th\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of Origin\u003c\/th\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\u003ePelleting cells, beads, and precipitates by microcentrifugation\u003c\/li\u003e\n\u003cli\u003eAliquoting reagents, buffers, and master mixes for downstream assays\u003c\/li\u003e\n\u003cli\u003eShort-term storage of nucleic acid and protein extracts\u003c\/li\u003e\n\u003cli\u003eSample prep for PCR, electrophoresis, and chromatography workflows\u003c\/li\u003e\n\u003cli\u003eRoutine dilution and mixing steps at the bench\u003c\/li\u003e\n\u003cli\u003eBulk consumable supply for core labs and teaching settings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003ePurchase with confidence from labsupplies.com, an authorized Caplugs® Evergreen dealer shipping from US inventory. These tubes are Made in USA, and each bag carries lot numbers to support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available — contact our procurement team for volume quotes.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eAre these microcentrifuge tubes supplied sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. These tubes ship non-sterile. Labs requiring sterile conditions can autoclave the polypropylene tubes prior to use following their validated cycle.\u003c\/p\u003e\n\u003ch3\u003eCan the polypropylene tubes be autoclaved?\u003c\/h3\u003e\n\u003cp\u003eYes. Polypropylene withstands standard autoclave cycles at 121°C, so the tubes can be steam-sterilized before sensitive applications.\u003c\/p\u003e\n\u003ch3\u003eWhat is the working volume of these tubes?\u003c\/h3\u003e\n\u003cp\u003eEach tube has a 1.8 mL capacity. Leave adequate headspace below the rim for capping, mixing, and centrifugation to prevent overflow.\u003c\/p\u003e\n\u003ch3\u003eHow are the tubes packaged?\u003c\/h3\u003e\n\u003cp\u003eThey are supplied 1000 tubes per bag. Each bag carries a lot number for inventory control and traceability across accredited workflows.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Caplugs® Evergreen 1.8 mL Conical Microcentrifuge Tubes, Polypropylene (PP), Natural, Non-Sterile, 1000\/Bag\",\n  \"sku\": \"214-3718-030\",\n  \"brand\": {\n    \"@type\": \"Brand\",\n    \"name\": \"Caplugs® Evergreen\"\n  },\n  \"material\": \"Polypropylene (PP)\",\n  \"countryOfOrigin\": \"USA\",\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"priceCurrency\": \"USD\",\n    \"price\": \"47.77\",\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 supplied sterile?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No. These tubes ship non-sterile. Labs requiring sterile conditions can autoclave the polypropylene tubes prior to use following their validated cycle.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can the polypropylene tubes be autoclaved?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. Polypropylene withstands standard autoclave cycles at 121°C, so the tubes can be steam-sterilized before sensitive applications.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the working volume of these tubes?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Each tube has a 1.8 mL capacity. Leave adequate headspace below the rim for capping, mixing, and centrifugation to prevent overflow.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How are the tubes packaged?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"They are supplied 1000 tubes per bag. Each bag carries a lot number for inventory control and traceability across accredited workflows.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e","brand":"Caplugs® Evergreen","offers":[{"title":"Default Title","offer_id":48554771742952,"sku":"2143718030E1","price":47.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/214-3718-030_01.jpg?v=1778707753","url":"https:\/\/labsupplies.com\/products\/conical-microcentrifuge-tubes-1-8ml-natural-pp-2143718030e1","provider":"LabSupplies.com","version":"1.0","type":"link"}