{"product_id":"globe-tip-154020","title":"200 µL PosiStop Pipette Tips, Graduated — Bulk, Racked, GreenRack \u0026 Refill, Sterile or Non-Sterile, 1000\/Bag \u0026 960\/Box | Globe Scientific","description":"\u003ch2\u003e200 µL PosiStop Graduated Pipette Tips — Bulk, Racked, GreenRack \u0026amp; Refill Formats\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eGlobe Scientific PosiStop 200 µL Pipette Tips\u003c\/strong\u003e deliver a defined positive-stop seat that seats consistently on the pipette shaft, reducing tip-to-tip volume variation across routine pipetting, serial dilutions, and reagent dispensing. Graduated markings support visual volume confirmation at the bench, while multiple formats let labs match throughput and sterility needs without changing tip geometry.\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\u003ePosiStop universal-fit pipette tip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVolume\/Size\u003c\/th\u003e\n\u003ctd\u003e200 µL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eVirgin polypropylene\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eClosure\/Cap\u003c\/th\u003e\n\u003ctd\u003eOpen tip with PosiStop positive-stop collar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eGraduation\u003c\/th\u003e\n\u003ctd\u003eGraduated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSterility\u003c\/th\u003e\n\u003ctd\u003eSterile and non-sterile options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePack Size\u003c\/th\u003e\n\u003ctd\u003e1000\/bulk bag; 960\/box (96\/rack or refill × 10)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eAvailable Packagings\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003ePackaging\u003c\/th\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003cth\u003ePrice (per pack)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBulk Bag, 1000\/bag\u003c\/td\u003e\n\u003ctd\u003e154020\u003c\/td\u003e\n\u003ctd\u003e$18.10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBulk Bag, Sterile, 1000\/bag\u003c\/td\u003e\n\u003ctd\u003e154020S\u003c\/td\u003e\n\u003ctd\u003e$24.30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRacked, 96\/rack, 10 racks\/box\u003c\/td\u003e\n\u003ctd\u003e154020R\u003c\/td\u003e\n\u003ctd\u003e$67.20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRacked, Sterile, 96\/rack, 10 racks\/box\u003c\/td\u003e\n\u003ctd\u003e154020RS\u003c\/td\u003e\n\u003ctd\u003e$75.10\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGreenRack, 96\/rack, 10 racks\/box\u003c\/td\u003e\n\u003ctd\u003e154020ER\u003c\/td\u003e\n\u003ctd\u003e$80.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGreenRack, Sterile, 96\/rack, 10 racks\/box\u003c\/td\u003e\n\u003ctd\u003e154020ERS\u003c\/td\u003e\n\u003ctd\u003e$88.90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefill, 96\/refill, 10 refills\/box\u003c\/td\u003e\n\u003ctd\u003e154020F\u003c\/td\u003e\n\u003ctd\u003e$45.20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefill, Sterile, 96\/refill, 10 refills\/box\u003c\/td\u003e\n\u003ctd\u003e154020FS\u003c\/td\u003e\n\u003ctd\u003e$53.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSerial dilutions and standard curve preparation in analytical and QC labs\u003c\/li\u003e\n\u003cli\u003eReagent and buffer transfer during ELISA and immunoassay setup\u003c\/li\u003e\n\u003cli\u003ePCR and qPCR master-mix dispensing with sterile racked tips\u003c\/li\u003e\n\u003cli\u003eCell culture media additions requiring sterile, traceable consumables\u003c\/li\u003e\n\u003cli\u003eHigh-throughput plating into 96-well microplates from racked formats\u003c\/li\u003e\n\u003cli\u003eGeneral bench aliquoting and sample prep using economical bulk bags\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eQuality \u0026amp; Procurement\u003c\/h2\u003e\n\u003cp\u003eSold through labsupplies.com as an authorized Globe Scientific dealer, shipping from US inventory. Each bag, rack, and box carries a lot number to support traceability for CAP-, CLIA-, and ISO 15189-accredited workflows. Institutional and grant-funded tiered pricing is available — contact our team for volume quotes across mixed sterile and non-sterile formats.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat does the PosiStop feature do?\u003c\/h3\u003e\n\u003cp\u003ePosiStop provides a defined positive-stop collar that seats the tip at a consistent depth on the pipette shaft. This reduces seating variability between tips, improving reproducibility of dispensed volumes during repetitive pipetting.\u003c\/p\u003e\n\u003ch3\u003eWhat is the difference between the Racked and GreenRack formats?\u003c\/h3\u003e\n\u003cp\u003eBoth supply 96 tips per rack and 10 racks per box. The GreenRack format uses a reduced-plastic rack design intended to lower packaging waste, while delivering the same 200 µL PosiStop tip geometry.\u003c\/p\u003e\n\u003ch3\u003eAre the sterile tips certified for nucleic acid work?\u003c\/h3\u003e\n\u003cp\u003eSterile SKUs (154020S, 154020RS, 154020ERS, 154020FS) are provided sterile for sensitive applications such as PCR and cell culture. Confirm specific RNase\/DNase and endotoxin claims against the manufacturer's current product documentation.\u003c\/p\u003e\n\u003ch3\u003eHow are tips sold and priced?\u003c\/h3\u003e\n\u003cp\u003ePrices are per pack. Bulk bags contain 1000 tips per bag; racked, GreenRack, and refill SKUs each contain 960 tips per box (96 per rack or refill, 10 per box).\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n\"@context\": \"https:\/\/schema.org\",\n\"@type\": \"Product\",\n\"name\": \"200 µL PosiStop Pipette Tips, Graduated\",\n\"brand\": {\"@type\": \"Brand\", \"name\": \"Globe Scientific\"},\n\"description\": \"200 µL PosiStop graduated universal-fit pipette tips in bulk bag, racked, GreenRack and refill formats, sterile or non-sterile.\",\n\"sku\": [\"154020\",\"154020S\",\"154020R\",\"154020RS\",\"154020ER\",\"154020ERS\",\"154020F\",\"154020FS\"],\n\"offers\": {\n\"@type\": \"AggregateOffer\",\n\"priceCurrency\": \"USD\",\n\"lowPrice\": \"18.10\",\n\"highPrice\": \"88.90\",\n\"offerCount\": \"8\",\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\": \"What does the PosiStop feature do?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"PosiStop provides a defined positive-stop collar that seats the tip at a consistent depth on the pipette shaft, reducing seating variability between tips and improving reproducibility of dispensed volumes.\"}},\n{\"@type\": \"Question\", \"name\": \"What is the difference between the Racked and GreenRack formats?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Both supply 96 tips per rack and 10 racks per box. 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