{"product_id":"globe-cap-116152c","title":"Flange Plug Caps, Clear Polyethylene — 12, 13 \u0026 16 mm Test Tube Closures, 1000\/Case | Globe Scientific","description":"\u003ch2\u003eClear Flange Plug Caps for 12, 13 \u0026amp; 16 mm Test Tubes, 1000\/Case\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGlobe Scientific Flange Plug Caps\u003c\/strong\u003e are clear polyethylene push-fit closures designed for round-bottom and culture test tubes across three common diameters. Bench scientists rely on these caps for sample storage, specimen transport, and routine culture-tube sealing where a quick, leak-resistant push closure keeps contents secure.\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 (test tube closure)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003eFits 12 mm, 13 mm, and 16 mm tube diameters\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, push-fit design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eClear\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 case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eAvailable Sizes\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003ePrice (per case of 1000)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12 mm\u003c\/td\u003e\n\u003ctd\u003e118127C\u003c\/td\u003e\n\u003ctd\u003e$36.70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e13 mm\u003c\/td\u003e\n\u003ctd\u003e118240C\u003c\/td\u003e\n\u003ctd\u003e$37.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16 mm\u003c\/td\u003e\n\u003ctd\u003e116152C\u003c\/td\u003e\n\u003ctd\u003e$51.20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSealing round-bottom culture tubes for short-term sample storage\u003c\/li\u003e\n\u003cli\u003eCapping specimen tubes during transport between bench and lab sections\u003c\/li\u003e\n\u003cli\u003eClosing serology and immunology assay tubes after pipetting\u003c\/li\u003e\n\u003cli\u003eSecuring reagent or dilution tubes in racks to limit evaporation\u003c\/li\u003e\n\u003cli\u003eMicrobiology workflows requiring quick push-fit access to tube contents\u003c\/li\u003e\n\u003cli\u003eEducational and teaching-lab test tube setups needing reusable closures\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003elabsupplies.com is an authorized Globe Scientific dealer shipping from US inventory. Each case carries lot numbers supporting traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available — contact our procurement team for volume quotes across mixed size orders.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhich test tubes do these flange plug caps fit?\u003c\/h3\u003e\n\u003cp\u003eThey are sized to fit tubes with 12 mm, 13 mm, and 16 mm outer diameters. Select the SKU matching your tube diameter, as the flange plug seats into the tube mouth.\u003c\/p\u003e\n\u003ch3\u003eAre these caps sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. The flange plug caps are supplied non-sterile and are intended for routine, non-aseptic applications such as storage, transport, and general benchwork.\u003c\/p\u003e\n\u003ch3\u003eWhat material are the caps made from?\u003c\/h3\u003e\n\u003cp\u003eThey are molded from polyethylene, a flexible plastic that allows the flange to compress and seat firmly for a push-fit seal.\u003c\/p\u003e\n\u003ch3\u003eHow many caps come in each pack?\u003c\/h3\u003e\n\u003cp\u003eEach case contains 1000 caps, and the listed price is per case. Lot numbers on every case support traceability for accredited lab workflows.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Globe Scientific Flange Plug Caps, Clear, 12-16mm Test Tubes\",\n  \"brand\": {\"@type\": \"Brand\", \"name\": \"Globe Scientific\"},\n  \"description\": \"Clear polyethylene flange plug caps for 12, 13 and 16 mm test tubes. Push-fit closures, 1000 per case.\",\n  \"offers\": [\n    {\"@type\": \"Offer\", \"sku\": \"118127C\", \"name\": \"12 mm Flange Plug Cap\", \"price\": \"36.70\", \"priceCurrency\": \"USD\"},\n    {\"@type\": \"Offer\", \"sku\": \"118240C\", \"name\": \"13 mm Flange Plug Cap\", \"price\": \"37.00\", \"priceCurrency\": \"USD\"},\n    {\"@type\": \"Offer\", \"sku\": \"116152C\", \"name\": \"16 mm Flange Plug Cap\", \"price\": \"51.20\", \"priceCurrency\": \"USD\"}\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    {\"@type\": \"Question\", \"name\": \"Which test tubes do these flange plug caps fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"They are sized to fit tubes with 12 mm, 13 mm, and 16 mm outer diameters. Select the SKU matching your tube diameter, as the flange plug seats into the tube mouth.\"}},\n    {\"@type\": \"Question\", \"name\": \"Are these caps sterile?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. The flange plug caps are supplied non-sterile and are intended for routine, non-aseptic applications such as storage, transport, and general benchwork.\"}},\n    {\"@type\": \"Question\", \"name\": \"What material are the caps made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"They are molded from polyethylene, a flexible plastic that allows the flange to compress and seat firmly for a push-fit seal.\"}},\n    {\"@type\": \"Question\", \"name\": \"How many caps come in each pack?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each case contains 1000 caps, and the listed price is per case. Lot numbers on every case support traceability for accredited lab workflows.\"}}\n  ]\n}\n\u003c\/script\u003e","brand":"Globe Scientific","offers":[{"title":"16 mm — Bag of 1000","offer_id":48612187308264,"sku":"116152C","price":51.2,"currency_code":"USD","in_stock":true},{"title":"12 mm — Bag of 1000","offer_id":48612187341032,"sku":"118127C","price":36.7,"currency_code":"USD","in_stock":true},{"title":"13 mm — Bag of 1000","offer_id":48612187373800,"sku":"118240C","price":37.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/116152c_1.jpg?v=1780438407","url":"https:\/\/labsupplies.com\/products\/globe-cap-116152c","provider":"LabSupplies.com","version":"1.0","type":"link"}