{"product_id":"globe-tuffblok-square-tube-racks-456960ast","title":"Square Tube Racks, Expandable 4-Way PP, Link-Together — 4 Colors, 4\/Pack | Globe Scientific","description":"\u003ch1\u003eGlobe Scientific TUFFBLOK Square Tube Racks, Expandable 4-Way, Polypropylene, Link-Together, Four Colors — 4\/Pack\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eTUFFBLOK Square Tube Racks\u003c\/strong\u003e deliver rugged, reconfigurable benchtop organization for high-throughput sample handling, specimen sorting, and reagent staging. Molded from durable polypropylene, each rack links to adjacent units in four directions, letting techs build workflow-specific arrays. Four supplied colors (red, yellow, blue, green) enable fast visual triage 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\u003eTUFFBLOK Square Tube Racks, Expandable 4-Way, Link-Together\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003eSquare footprint; expandable via 4-way interlocking design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003ePolypropylene (PP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClosure\/Cap\u003c\/td\u003e\n\u003ctd\u003eNot applicable\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; autoclavable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e4 racks per pack (one each: red, yellow, blue, green)\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\u003eExpandable 4-Way, PP, Four Colors (Red, Yellow, Blue, Green)\u003c\/td\u003e\n\u003ctd\u003e456960AST\u003c\/td\u003e\n\u003ctd\u003e$65.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eColor-coded specimen sorting across clinical and research workflows\u003c\/li\u003e\n\u003cli\u003eReagent and standard staging during multi-step assay setups\u003c\/li\u003e\n\u003cli\u003eBuilding custom rack arrays for batch sample processing at the bench\u003c\/li\u003e\n\u003cli\u003eOrganizing tubes by patient, project, or treatment group via interlocking units\u003c\/li\u003e\n\u003cli\u003eCold-room and incubator tube storage where reconfigurable footprints save space\u003c\/li\u003e\n\u003cli\u003eAutoclave-compatible holding of empty tubes prior to filling\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\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlcohols\u003c\/td\u003e\n\u003ctd\u003eExcellent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAcetonitrile\u003c\/td\u003e\n\u003ctd\u003eGood\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAromatic solvents\u003c\/td\u003e\n\u003ctd\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChlorinated solvents\u003c\/td\u003e\n\u003ctd\u003eLimited\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. Packs carry lot numbers, supporting traceability for CAP-, CLIA-, and ISO 15189-accredited facilities. Institutional and grant-funded tiered pricing is available — contact our procurement team for volume quotes and standing-order setup.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eHow do the racks link together?\u003c\/h3\u003e\n\u003cp\u003eEach rack features four-way interlocking edges, so units connect along any side. Build rows, blocks, or custom layouts to match a given workflow, then separate them when reconfiguring.\u003c\/p\u003e\n\u003ch3\u003eAre the racks autoclavable?\u003c\/h3\u003e\n\u003cp\u003eYes. Polypropylene construction tolerates standard autoclave cycles, making these racks suitable for sterilizing empty tubes or decontaminating the racks between batches.\u003c\/p\u003e\n\u003ch3\u003eWhat colors are included in a pack?\u003c\/h3\u003e\n\u003cp\u003eOne pack contains four racks — red, yellow, blue, and green — enabling immediate color-coded sorting without ordering separate SKUs.\u003c\/p\u003e\n\u003ch3\u003eWhat tube sizes fit these square racks?\u003c\/h3\u003e\n\u003cp\u003eThe square-well format accommodates common laboratory tubes used in benchtop sorting and staging. Confirm exact well dimensions against your tube diameter before ordering; our team can verify fit.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"TUFFBLOK Square Tube Racks, Expandable 4-Way, PP, Link-Together, Four Colors\",\n  \"brand\": {\"@type\": \"Brand\", \"name\": \"Globe Scientific\"},\n  \"sku\": \"456960AST\",\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"priceCurrency\": \"USD\",\n    \"price\": \"65.00\",\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\": \"How do the racks link together?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Each rack features four-way interlocking edges, so units connect along any side. 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Confirm exact well dimensions against your tube diameter before ordering; our team can verify fit.\"}}\n  ]\n}\n\u003c\/script\u003e","brand":"Globe Scientific","offers":[{"title":"Pack of 4","offer_id":48616329543912,"sku":"456960AST","price":65.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/labsupplies.com\/products\/globe-tuffblok-square-tube-racks-456960ast","provider":"LabSupplies.com","version":"1.0","type":"link"}