{"product_id":"tube-caps-6136l","title":"Screw Caps for External-Thread Sample Tubes (#6030-6059), PE — 2 Colors, 1000\/Case | Globe Scientific","description":"\u003ch2\u003eScrew Caps for Sample Tubes with External Threads (#6030-6059), Polyethylene — 1000\/Case\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGlobe Scientific Screw Cap for Sample Tubes with External Threads\u003c\/strong\u003e is engineered to pair with the #6030-6059 sample tube series, delivering a secure, leak-resistant closure for specimen storage, sample archiving, and routine aliquoting. Color-coded options streamline rack organization and reduce cross-sample errors 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\u003eScrew Cap for external-thread sample tubes (#6030-6059)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003eFits sample tube series #6030 through #6059\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\u003eExternal-thread screw cap, leak-resistant seal\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 case\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\u003eLilac — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003e6136L\u003c\/td\u003e\n\u003ctd\u003e$109.50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGray — Bag of 1000\u003c\/td\u003e\n\u003ctd\u003e6136A\u003c\/td\u003e\n\u003ctd\u003e$109.50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSealing specimen and sample tubes for refrigerated or frozen storage\u003c\/li\u003e\n\u003cli\u003eColor-coding sample sets by patient, study arm, or assay protocol\u003c\/li\u003e\n\u003cli\u003eSecuring aliquots during transport between lab departments\u003c\/li\u003e\n\u003cli\u003eBiobanking and long-term archival of serum, plasma, or buffer samples\u003c\/li\u003e\n\u003cli\u003eRe-closing tubes after sampling to limit evaporation and contamination\u003c\/li\u003e\n\u003cli\u003eReplacement caps for damaged or lost closures on #6030-6059 tubes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eChemical Resistance\u003c\/h2\u003e\n\u003ctable\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\u003eShipping from US inventory, labsupplies.com is an authorized Globe Scientific dealer. Each case carries lot numbers that support traceability for CAP-, CLIA-, and ISO 15189-accredited labs. Institutional and grant-funded tiered pricing is available — contact our team for volume quotes on standing orders.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhich sample tubes do these caps fit?\u003c\/h3\u003e\n\u003cp\u003eThey are designed for the external-thread sample tube series numbered #6030 through #6059. Confirm your tube SKU falls within that range before ordering replacement caps.\u003c\/p\u003e\n\u003ch3\u003eWhat material are the caps made from?\u003c\/h3\u003e\n\u003cp\u003eCaps are molded from polyethylene (PE), offering a flexible, leak-resistant seal suitable for aqueous samples, buffers, and most biological specimens.\u003c\/p\u003e\n\u003ch3\u003eAre these caps sterile?\u003c\/h3\u003e\n\u003cp\u003eNo. They ship non-sterile in bulk cases. If a sterile workflow is required, decontaminate per your validated lab protocol prior to use.\u003c\/p\u003e\n\u003ch3\u003eHow many caps come per pack?\u003c\/h3\u003e\n\u003cp\u003eEach case contains 1000 caps at $109.50 per case. Lilac (6136L) and Gray (6136A) are sold separately for color-coded organization.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Screw Cap for Sample Tubes with External Threads (#6030-6059)\",\n  \"brand\": {\"@type\": \"Brand\", \"name\": \"Globe Scientific\"},\n  \"description\": \"Polyethylene screw caps for external-thread sample tubes #6030-6059, leak-resistant, color-coded, 1000 per case.\",\n  \"offers\": [\n    {\"@type\": \"Offer\", \"sku\": \"6136L\", \"price\": \"109.50\", \"priceCurrency\": \"USD\", \"availability\": \"https:\/\/schema.org\/InStock\"},\n    {\"@type\": \"Offer\", \"sku\": \"6136A\", \"price\": \"109.50\", \"priceCurrency\": \"USD\", \"availability\": \"https:\/\/schema.org\/InStock\"}\n  ],\n  \"lowPrice\": \"109.50\"\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 sample tubes do these caps fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"They are designed for the external-thread sample tube series numbered #6030 through #6059. 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