{"product_id":"globe-microcentrifuge-tube-111554v","title":"Microcentrifuge Tubes, Attached Snap Cap, Graduated PP — 0.5–2.0 mL, Violet, 500\/Pack | Globe Scientific","description":"\u003ch2\u003eMicrocentrifuge Tubes, 0.5–2.0 mL, Graduated PP with Attached Snap Cap, Violet — 500\/Pack\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eGlobe Scientific Graduated Microcentrifuge Tubes\u003c\/strong\u003e deliver leak-resistant sample handling for molecular biology, sample storage, and routine spin-down work. Molded from virgin polypropylene with an attached snap cap, these violet tubes are certified RNase, DNase, and pyrogen free for sensitive nucleic acid and protein workflows.\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\u003eMicrocentrifuge Tube\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVolume\/Size\u003c\/td\u003e\n\u003ctd\u003e0.5 mL – 2.0 mL\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\u003eAttached snap cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGraduation\u003c\/td\u003e\n\u003ctd\u003eGraduated, molded scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSterility\u003c\/td\u003e\n\u003ctd\u003eCertified RNase, DNase, and pyrogen free\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePack Size\u003c\/td\u003e\n\u003ctd\u003e500 tubes per pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eAvailable Volumes\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e0.5 mL\u003c\/td\u003e\n\u003ctd\u003e111554V\u003c\/td\u003e\n\u003ctd\u003e$25.70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1.5 mL\u003c\/td\u003e\n\u003ctd\u003e111564V\u003c\/td\u003e\n\u003ctd\u003e$26.10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2.0 mL\u003c\/td\u003e\n\u003ctd\u003e111574V\u003c\/td\u003e\n\u003ctd\u003e$31.30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDNA and RNA extraction, aliquoting, and short-term sample storage\u003c\/li\u003e\n\u003cli\u003ePCR reaction setup and template handling in nuclease-sensitive workflows\u003c\/li\u003e\n\u003cli\u003eProtein and enzyme preparation requiring pyrogen-free vessels\u003c\/li\u003e\n\u003cli\u003eHigh-speed centrifugation and pellet recovery from cell lysates\u003c\/li\u003e\n\u003cli\u003eReagent and standard dilution at the bench with graduated reference\u003c\/li\u003e\n\u003cli\u003eColor-coded sample tracking using violet tubes to segregate batches\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eOrder from labsupplies.com, an authorized Globe Scientific dealer shipping from US inventory. Each pack carries lot numbers to support traceability for CAP-, CLIA-, and ISO 15189-accredited laboratories. Institutional and grant-funded tiered pricing is available — contact our procurement team for volume quotes.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eAre these microcentrifuge tubes certified nuclease free?\u003c\/h3\u003e\n\u003cp\u003eYes. All three volumes are certified RNase free, DNase free, and pyrogen free, making them suitable for nucleic acid extraction, PCR, and protein workflows where contamination compromises results.\u003c\/p\u003e\n\u003ch3\u003eWhat is the maximum recommended centrifugation force?\u003c\/h3\u003e\n\u003cp\u003eThese polypropylene tubes are rated for standard microcentrifuge use. Confirm your rotor's rated g-force against your protocol; the attached snap cap helps secure samples during high-speed spins.\u003c\/p\u003e\n\u003ch3\u003eHow many tubes come in each pack and how are they sold?\u003c\/h3\u003e\n\u003cp\u003eEach pack contains 500 tubes and prices shown are per pack: 0.5 mL (111554V), 1.5 mL (111564V), and 2.0 mL (111574V).\u003c\/p\u003e\n\u003ch3\u003eDo the tubes have volume graduations?\u003c\/h3\u003e\n\u003cp\u003eYes, every tube features molded graduation marks for quick visual estimation of fill volume at the bench, reducing the need for repeated pipette verification.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Microcentrifuge Tubes, Graduated PP, Attached Snap Cap, Violet, 0.5–2.0 mL, 500\/Pack\",\n  \"brand\": {\"@type\": \"Brand\", \"name\": \"Globe Scientific\"},\n  \"description\": \"Graduated polypropylene microcentrifuge tubes with attached snap cap, violet, certified RNase, DNase, and pyrogen free. 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