{"product_id":"globe-cap-118139c","title":"12 mm Plug Caps, Clear PE — Test Tube Closure, 1000\/Case | Globe Scientific","description":"\u003ch2\u003e12 mm Clear Plug Caps for Test \u0026amp; Culture Tubes — 1000\/Case\u003c\/h2\u003e\n\u003cp\u003eThese \u003cstrong\u003e12 mm Clear Plug Caps\u003c\/strong\u003e from Globe Scientific deliver a secure push-in seal for standard 12 mm laboratory test and culture tubes. Ideal for sample storage, short-term specimen transport, and routine culture work, the snug-fit design reduces evaporation and contamination during handling and incubation.\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\u003ePlug Cap (push-in tube closure)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003eFits 12 mm diameter tubes\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\u003ePlug style, push-in\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 per case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eAvailable Options\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eOption\u003c\/td\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003ePrice\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClear, 12 mm\u003c\/td\u003e\n\u003ctd\u003e118139C\u003c\/td\u003e\n\u003ctd\u003e$39.20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSealing 12 mm test tubes for sample storage\u003c\/li\u003e\n\u003cli\u003eCapping culture tubes during incubation and transport\u003c\/li\u003e\n\u003cli\u003eReducing evaporation in short-term specimen holding\u003c\/li\u003e\n\u003cli\u003eMinimizing airborne contamination of open tubes\u003c\/li\u003e\n\u003cli\u003eRoutine microbiology and general bench workflows\u003c\/li\u003e\n\u003cli\u003eTemporary closure of aliquoted reagents in 12 mm tubes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eOrder through labsupplies.com, an authorized Globe Scientific dealer shipping from US inventory. Each case carries lot numbers to support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available on request for higher-volume purchasing.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat tube diameter do these caps fit?\u003c\/h3\u003e\n\u003cp\u003eThey are designed as a push-in plug for tubes with a 12 mm outer rim, giving a snug interference fit on standard 12 mm test and culture tubes.\u003c\/p\u003e\n\u003ch3\u003eAre these caps sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. The 12 mm plug caps are supplied non-sterile. If sterility is required, validate an autoclave or alternative sterilization protocol appropriate for polyethylene before use.\u003c\/p\u003e\n\u003ch3\u003eHow many caps come in a pack?\u003c\/h3\u003e\n\u003cp\u003eSKU 118139C is sold as a case of 1000 caps at $39.20 per case, making it suitable for high-throughput labs that close many tubes daily.\u003c\/p\u003e\n\u003ch3\u003eWhat material are the caps made from?\u003c\/h3\u003e\n\u003cp\u003eThe caps are molded from polyethylene, a flexible plastic that conforms to the tube rim for a reliable push-in seal while remaining easy to remove and reseat.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"12 mm Plug Caps, Clear, 1000\/Case\",\n  \"brand\": {\"@type\": \"Brand\", \"name\": \"Globe Scientific\"},\n  \"description\": \"Globe Scientific 12 mm clear polyethylene plug caps for 12 mm test and culture tubes. Push-in seal, non-sterile, 1000 per case.\",\n  \"sku\": \"118139C\",\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"priceCurrency\": \"USD\",\n    \"price\": \"39.20\",\n    \"availability\": \"https:\/\/schema.org\/InStock\",\n    \"seller\": {\"@type\": \"Organization\", \"name\": \"labsupplies.com\"}\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\": \"What tube diameter do these caps fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"They are designed as a push-in plug for tubes with a 12 mm outer rim, giving a snug interference fit on standard 12 mm test and culture tubes.\"}},\n    {\"@type\": \"Question\", \"name\": \"Are these caps sterile?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. The 12 mm plug caps are supplied non-sterile. If sterility is required, validate an autoclave or alternative sterilization protocol appropriate for polyethylene before use.\"}},\n    {\"@type\": \"Question\", \"name\": \"How many caps come in a pack?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"SKU 118139C is sold as a case of 1000 caps at $39.20 per case, making it suitable for high-throughput labs that close many tubes daily.\"}},\n    {\"@type\": \"Question\", \"name\": \"What material are the caps made from?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The caps are molded from polyethylene, a flexible plastic that conforms to the tube rim for a reliable push-in seal while remaining easy to remove and reseat.\"}}\n  ]\n}\n\u003c\/script\u003e","brand":"Globe Scientific","offers":[{"title":"Default Title","offer_id":48615617659112,"sku":"118139C","price":39.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/118139_86c3628b-9240-4c21-bfbb-be2f3a2f43b0.jpg?v=1780516374","url":"https:\/\/labsupplies.com\/products\/globe-cap-118139c","provider":"LabSupplies.com","version":"1.0","type":"link"}