{"product_id":"tube-caps-ct-cap-y","title":"13mm Flange Plug Caps for CT2 \u0026 CR1 Tubes — 9 Colors, 1000\/Bag | Globe Scientific","description":"\u003ch2\u003e13mm Flange Plug CT Caps for CT2 and CR1 Tubes — 9 Colors, 1000\/Bag\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGlobe Scientific CT Cap\u003c\/strong\u003e is a 13mm flange plug closure engineered for a secure snap-fit on CT2 and CR1 model tubes. Offered in nine distinct colors, these caps support rapid visual sample coding, batch separation on the bench, and reliable sealing during centrifugation and short-term sample storage.\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\u003eFlange Plug Cap (CT Cap)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003e13mm tube neck\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolyethylene\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClosure\/Cap\u003c\/td\u003e\n\u003ctd\u003eFlange plug, snap-fit for CT2 and CR1 models\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 caps per bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eAvailable Colors\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eYellow — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003eCT-CAP-Y\u003c\/td\u003e\n\u003ctd\u003e$34.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWhite — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003eCT-CAP-W\u003c\/td\u003e\n\u003ctd\u003e$34.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003eCT-CAP-R\u003c\/td\u003e\n\u003ctd\u003e$34.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrange — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003eCT-CAP-N\u003c\/td\u003e\n\u003ctd\u003e$34.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLavender — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003eCT-CAP-L\u003c\/td\u003e\n\u003ctd\u003e$34.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlack — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003eCT-CAP-K\u003c\/td\u003e\n\u003ctd\u003e$34.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGreen — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003eCT-CAP-G\u003c\/td\u003e\n\u003ctd\u003e$34.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClear — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003eCT-CAP-C\u003c\/td\u003e\n\u003ctd\u003e$34.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlue — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003eCT-CAP-B\u003c\/td\u003e\n\u003ctd\u003e$34.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSealing 13mm CT2 and CR1 tubes during sample handling and transport\u003c\/li\u003e\n\u003cli\u003eColor-coding specimens by patient, assay, or processing batch\u003c\/li\u003e\n\u003cli\u003eSecuring tubes ahead of centrifugation runs\u003c\/li\u003e\n\u003cli\u003eShort-term refrigerated storage of capped samples\u003c\/li\u003e\n\u003cli\u003eOrganizing tube racks by department or workflow stage\u003c\/li\u003e\n\u003cli\u003eReplacing damaged or contaminated closures on stocked tubes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eSold by labsupplies.com as an authorized Globe Scientific dealer, shipping from US inventory. Each bag carries a lot number to support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available on request for high-volume color sets.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhich tube models fit these flange plug caps?\u003c\/h3\u003e\n\u003cp\u003eThese caps are designed for Globe Scientific CT2 and CR1 model tubes with a 13mm neck. The flange plug seats firmly for a reliable snap-fit during routine handling.\u003c\/p\u003e\n\u003ch3\u003eHow many caps come in each pack?\u003c\/h3\u003e\n\u003cp\u003eEach bag contains 1000 caps. Pricing shown is per bag, and all nine colors share the same per-bag list price.\u003c\/p\u003e\n\u003ch3\u003eAre the caps sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. These caps are supplied non-sterile, making them suited to general specimen handling, coding, and storage workflows rather than aseptic applications.\u003c\/p\u003e\n\u003ch3\u003eCan I mix colors across an order?\u003c\/h3\u003e\n\u003cp\u003eYes. Each color is a separate SKU, so you can combine any of the nine colors in a single order to match your lab's coding scheme.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"13mm Flange Plug CT Caps for CT2 and CR1 Tubes, 1000\/Bag\",\n  \"brand\": { \"@type\": \"Brand\", \"name\": \"Globe Scientific\" },\n  \"description\": \"13mm flange plug CT caps for CT2 and CR1 model tubes, available in nine colors, 1000 caps per bag.\",\n  \"sku\": [\"CT-CAP-Y\",\"CT-CAP-W\",\"CT-CAP-R\",\"CT-CAP-N\",\"CT-CAP-L\",\"CT-CAP-K\",\"CT-CAP-G\",\"CT-CAP-C\",\"CT-CAP-B\"],\n  \"offers\": {\n    \"@type\": \"AggregateOffer\",\n    \"priceCurrency\": \"USD\",\n    \"lowPrice\": \"34.00\",\n    \"highPrice\": \"34.00\",\n    \"offerCount\": 9\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\": \"Which tube models fit these flange plug caps?\",\n      \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"These caps are designed for Globe Scientific CT2 and CR1 model tubes with a 13mm neck. 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