250 mL PP Centrifuge Tubes with Plug Seal Cap, Racked, Sterile，6/pk, 24/cs

• Unique structure design of the cap provides double security, further improve the seal ability. • Increased the thickness of conical bottom in order to improve the maximum centrifugal limit. • Polypropylene tube and high density polyethylene cap • Max. centrifugal limit 7000xg. • Temperature range: -80oC~120 oC • Clear scale • DNase, RNase and pyrogen free • Electron beam sterilization, SAL=10-6 • Separation of sediments after chemical reactions for harvest and application. • Harvest of biomacromolecules, inorganics and organics. • In biochemistry and other biological fields, usually used to centrifuge and collect a large volume of cells, biomacromolecules and supernatants.