VWR Screw-Cap Microcentrifuge Tubes Screw Cap Tubes With Purple Standard Caps And Assorted Color-Coded Inserts Pack of 500. Combining top-notch and uncompromising quality with an affordable price the VWR Screw-Cap Microcentrifuge Tubes Screw Cap Tubes With Purple Standard Caps And Assorted Color-Coded Inserts 3664-875-306/ 89004-298 can fulfill your laboratory needs while still offering a great value for the money. Product Category Description: These 875mL screw cap microcentrifuge tubes feature a large O-ring seal that prevents leakage and a strong magnetic closure provides a uniform centrifugal force enabling efficient pellet degassing. The highly polished tube ends and flat bottom allow for easy and accurate tube orientation and make centrifugation of small particles simple. Tubes have molded alignment groves on the top and side for reliable centrifugation with few no-touch closures. Color coding of caps and inserts allows for easy tube opening and closing and for automated aseptic filling with liquid caps eliminating cross-contamination. Specifications for VWR Screw-Cap Microcentrifuge Tubes 3664-875-306 Screw Cap Tubes With Purple Standard Caps And Assorted Color-Coded Inserts : Volume mL: 2.0 Style: Conical-Bottom Sterility: Sterile Maximum RCF: 20000 g (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Labcon products authorized for sale in the U.S. and other markets so you can be sure that you are buying authentic Centrifuges with a full manufacturer's warranty in addition to our own 100percent Satisfaction Guarantee. We are your premier online distributor for VWR Centrifuges. We are an authorized supplier to all federal and state government agencies as well as to research and educational institutions and can facilitate volume orders on many types of laboratory equipment lab consumables and other products to help fulfill your specific needs. We offer Free Shipping and FREE USPS shipping to APO and FPO addresses on all orders in our store over 49. Please refer to our APO/FPO Shipping and Export Restrictions for more information on export to APO/FPO addresses. In addition to the VWR Screw-Cap Microcentrifuge Tubes Screw Cap Tubes With Purple Standard Caps And Assorted Color-Coded Inserts 3664-875-306/ 89004-298 we carry a full complement of Centrifuges as well as other product offerings from Labcon. We also carry a full line of VWR accessories to help meet your laboratory and scientific needs. For a complete selection of VWR Centrifuges please visit our Labcon page. For more brand name Centrifuges please visit our Centrifuges store section. To see our complete line of lab medical industrial and scientific products please see our science and lab equipment online catalog. VWR Screw-Cap Microcentrifuge Tubes 3664-875-306 Screw Cap Tubes With Purple Standard Caps And Assorted Color-Coded Inserts Pack of 500