VWR Centrifuge Bottles with Caps Spherical-Bottom Polycarbonate Bottle With Sealing Cap. The special closure on centrifuge bottles provides an airtight seal that will not leak or swell and is puncture resistant. Closures on centrifuge bottles open from both ends to allow full recovery of small sample volume. Centrifuge bottles may be centrifuged without a lid by using the sealing ring on the cap. Centrifuge bottles come with polypropylene or polycarbonate closures and polypropylene or polypropylene closures. Centrifuge bottles with sealing caps are CE-rated. Larger sizes have an enlarged lip to reduce the amount of space an liquid will take up in the rotor. Specifications for VWR Centrifuge Bottles with Caps Spherical-Bottom BMP-CE-914 Polycarbonate Bottle With Sealing Cap : VolumemL: 500 MaximumRCF g: 13850 Diametermm: 68 Lengthmm: 169 (Please note that the description and stock photo may not correspond to the specific model listed above) We offer only genuine Biomedical Polymers 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 Centrifuge Bottles with Caps Spherical-Bottom Polycarbonate Bottle With Sealing Cap BMP-CE-914/ 47735-702 we carry a full complement of Centrifuges as well as other product offerings from Biomedical Polymers. 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 Biomedical Polymers 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 Centrifuge Bottles with Caps Spherical-Bottom BMP-CE-914 Polycarbonate Bottle With Sealing Cap