Centrifuge Tube, High Performance, 50mL, Red Screw Cap, Assembled, PP, Printed Graduations, STERILE, 25/Rack, 20 Racks/Unit

labForce Ultra-High-Speed 15mL & 50mL Centrifuge Tubes have been designed for high speed centrifugation and meet the demands of the most crucial scientific work. Produced using premium grade USP Class VI resins in an automated, touch free manufacturing process that provides both ultimate performance and cost savings to users. Features and Benefits: Ultra-High Performance - High spin rates with maximum RCF ratings of up to 20,000 x g for 50mL centrifuge tubes and 17,000 x g for 15mL centrifuge tubes Certified for Science SM - Tubes are manufactured in a class 100,000 clean room, gamma irradiated to SAL 10 -6 , and are certified to be free from DNase, RNase, Human DNA, Pyrogens, and Endotoxins, giving you peace of mind to know they meet the requirements for the most critical scientific testing methods Value - Efficient automated production reduces cost and assures high quality products that is consistent from lot to lot Premium Materials - USP Class VI resin is also FDA CFR 21 compliant for food safety Leak Resistant - Easy Grip Caps have an integral seal ring design for secure closures that eliminate leakage when used as recommended Ease of Use - Exceptionally clear tubes have black printed graduation marks to full volume of 15mL or 50mL, a bright white marking space, and are packaged in heavy duty, zip, re-closable bags for easy use Eco Friendly - Paperboard racks are readily recyclable in the well-established paper recycling stream