430828 50mL PP Centrifuge Tubes, Conical Bottom with Cent

Corning (This is the suggested replacement for 431653 and 431090) Corning® 50mL clear polypropylene (PP) conical bottom centrifuge tubes come with the advanced polyethylene CentriStar™ caps and are packed 25 per rack. The CentriStar™ cap has an 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 eliminated all seepage when used under recommended conditions. - COP