{"product_id":"214-3412-030-round-microcentrifuge-tethered","title":"Microcentrifuge Tubes, 1.6 mL Polypropylene with Tethered Caps, Natural, 1000\/Bag | Caplugs® Evergreen","description":"\u003ch1\u003eCaplugs® Evergreen 1.6 mL Round Microcentrifuge Tubes with Tethered Caps, Polypropylene, Natural, 1000\/Bag\u003c\/h1\u003e\n\u003cp\u003eEngineered for high-throughput benchwork, these \u003cstrong\u003e1.6 mL round microcentrifuge tubes with tethered caps\u003c\/strong\u003e deliver secure, one-handed closure for sample aliquoting, DNA\/RNA storage, and routine centrifugation. Molded from natural polypropylene, each tube is non-sterile and autoclavable, supporting reagent prep, supernatant collection, and short-term specimen archiving across molecular biology and clinical research labs.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eRound Microcentrifuge Tubes with Tethered Caps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVolume\/Size\u003c\/th\u003e\n\u003ctd\u003e1.6 mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003ePolypropylene (PP), Natural\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClosure\/Cap\u003c\/th\u003e\n\u003ctd\u003eAttached (tethered) snap cap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSterility\u003c\/th\u003e\n\u003ctd\u003eNon-Sterile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePack Size\u003c\/th\u003e\n\u003ctd\u003e1000\/Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCountry of Origin\u003c\/th\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eAliquoting and storing nucleic acid, protein, and buffer samples\u003c\/li\u003e\n\u003cli\u003eMicrocentrifugation of cell lysates and supernatants\u003c\/li\u003e\n\u003cli\u003eShort-term specimen archiving at refrigerated or frozen temperatures\u003c\/li\u003e\n\u003cli\u003eReagent and master-mix preparation for downstream PCR workflows\u003c\/li\u003e\n\u003cli\u003eEnzyme digests and small-volume reaction setups\u003c\/li\u003e\n\u003cli\u003eGeneral benchtop sample transport with secure tethered-cap closure\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eOrder from labsupplies.com, an authorized Caplugs® Evergreen dealer shipping from US inventory. Manufactured in the USA, each bag carries a lot number so CAP-, CLIA-, and ISO 15189-accredited labs can maintain full traceability. Institutional and grant-funded tiered pricing is available for volume procurement and standing supply contracts.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eAre these microcentrifuge tubes autoclavable?\u003c\/h3\u003e\n\u003cp\u003eYes. Polypropylene tolerates standard 121°C steam autoclave cycles, so the tubes can be sterilized in-house when sterile conditions are required, since they ship non-sterile.\u003c\/p\u003e\n\u003ch3\u003eWhat is the benefit of the tethered cap?\u003c\/h3\u003e\n\u003cp\u003eAn attached cap stays connected to the tube, enabling one-handed opening, reducing cap mix-ups, and preventing lost lids during sample handling and centrifugation.\u003c\/p\u003e\n\u003ch3\u003eWhat centrifugal force can these tubes withstand?\u003c\/h3\u003e\n\u003cp\u003ePolypropylene microcentrifuge tubes are suited to typical benchtop microcentrifuge speeds. Confirm the rated g-force for your specific rotor and balance tubes in opposing positions before each run.\u003c\/p\u003e\n\u003ch3\u003eWhy is the natural (translucent) color useful?\u003c\/h3\u003e\n\u003cp\u003eNatural polypropylene is translucent, letting you visually check pellet size, sample volume, and phase separation without opening the tube.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"Product\",\n  \"name\": \"Caplugs® Evergreen 1.6 mL Round Microcentrifuge Tubes with Tethered Caps, Polypropylene, Natural, 1000\/Bag\",\n  \"brand\": { \"@type\": \"Brand\", \"name\": \"Caplugs® Evergreen\" },\n  \"sku\": \"214-3412-030\",\n  \"countryOfOrigin\": \"USA\",\n  \"offers\": {\n    \"@type\": \"Offer\",\n    \"priceCurrency\": \"USD\",\n    \"price\": \"57.09\",\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    {\n      \"@type\": \"Question\",\n      \"name\": \"Are these microcentrifuge tubes autoclavable?\",\n      \"acceptedAnswer\": { \"@type\": \"Answer\", \"text\": \"Yes. 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