50ml high speed 20 000xg centrifuge tube red screw cap printed graduations sterile

An affordable high-speed centrifuge tube for the research lab. Maximum RCF rating of 20,000xg Made from polypropylene. Sold by the case of 500 tubes and packed in twenty racks of twenty five tubes Available in bags or paper-board racks for the environmentally conscious lab. Features and Benefits: Ultra High Performance - High spin rates with maximum RCF ratings of up to 20,000 x g 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 seepage 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 bag Certified - 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