431472 50mL PP Centrifuge Tubes, Bulk Packed with No Cap,

Corning® 50mL clear polypropylene (PP) centrifuge tubes are provided without caps for ease of use in automated or other applications where non pre-attached caps are desired. Bulk packed 25 per resealable plastic bag. Foam racks and CentriStar™ caps (catalog no. 431473) can be purchased separately. The CentriStar™ Cap has a easy-on/easy-off flat top and offers advanced ergonomics with its wider knurls and roll-over edge design for easier gripping. This leak-proof design comes with a revolutionary plug feature that virtually eliminates all seepage when used under recommended conditions. Please check our Technical Information Listing for information on the physical and chemical properties of Corning plastic centrifuge tubes as well as important suggestions for safe use. - COP