{"product_id":"globe-scientific-tube-118115y","title":"Universal Tube Caps, Snap-On PE — Fits 12\/13\/16mm Tubes, 6 Colors, 1000\/Bag | Globe Scientific","description":"\u003ch2\u003eUniversal Snap-On Tube Caps, Polyethylene — Fits Most 12mm, 13mm \u0026amp; 16mm Tubes, 1000\/Bag\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eGlobe Scientific Universal Tube Caps\u003c\/strong\u003e seal a wide range of glass and plastic test tubes with a single press-fit closure, simplifying inventory across the lab. Color-coding supports sample-tracking workflows in clinical chemistry, microbiology culture handling, and general specimen storage where rapid visual sorting prevents mix-ups at the bench.\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\u003eUniversal snap-on tube cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003eFits most 12mm, 13mm and 16mm OD tubes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolyethylene (PE)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClosure\/Cap\u003c\/td\u003e\n\u003ctd\u003ePress-fit snap cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGraduation\u003c\/td\u003e\n\u003ctd\u003eNot applicable\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\u003eColor\u003c\/td\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003ePrice (per bag of 1000)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYellow — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003e118115Y\u003c\/td\u003e\n\u003ctd\u003e$57.80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003e118115R\u003c\/td\u003e\n\u003ctd\u003e$57.80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlack — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003e118115K\u003c\/td\u003e\n\u003ctd\u003e$57.80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGreen — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003e118115G\u003c\/td\u003e\n\u003ctd\u003e$57.80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlue — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003e118115B\u003c\/td\u003e\n\u003ctd\u003e$57.80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGray — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003e118115A\u003c\/td\u003e\n\u003ctd\u003e$57.80\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSealing 13mm and 16mm culture tubes during microbial incubation and storage\u003c\/li\u003e\n\u003cli\u003eColor-coding clinical chemistry specimen tubes by department or assay panel\u003c\/li\u003e\n\u003cli\u003eCapping glass tubes after dispensing reagents or standards\u003c\/li\u003e\n\u003cli\u003eOrganizing sample racks by date, patient batch, or test type\u003c\/li\u003e\n\u003cli\u003eReplacing lost or damaged closures on multi-size tube inventories\u003c\/li\u003e\n\u003cli\u003eShort-term refrigerated storage of buffer aliquots and diluents\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eReagent Class\u003c\/td\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAqueous buffers\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute acids\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDilute bases\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlcohols\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents\u003c\/td\u003e\n\u003ctd\u003ePoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents\u003c\/td\u003e\n\u003ctd\u003ePoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003elabsupplies.com is an authorized Globe Scientific dealer shipping from US inventory. Bags carry lot numbers that support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available — contact our team for volume quotes across multiple color SKUs.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat tube diameters do these caps fit?\u003c\/h3\u003e\n\u003cp\u003eThe universal design seats on most tubes with 12mm, 13mm, and 16mm outer diameters, letting one closure cover several common test-tube formats.\u003c\/p\u003e\n\u003ch3\u003eWhat material are the caps made from?\u003c\/h3\u003e\n\u003cp\u003eThey are molded from polyethylene (PE), which offers good resistance to aqueous buffers, dilute acids, dilute bases, and alcohols. Avoid aromatic and chlorinated solvents.\u003c\/p\u003e\n\u003ch3\u003eAre these caps supplied sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. The caps are non-sterile and intended for general lab use, color-coding, and storage rather than aseptic applications.\u003c\/p\u003e\n\u003ch3\u003eHow many caps come in each pack?\u003c\/h3\u003e\n\u003cp\u003eEach color ships in a bag of 1000 caps, priced per bag. 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