Nalgene Oak Ridge high-speed polycarbonate round bottom centrifuge tubes can be used use to 50,000 x g in refrigerated and non-refrigerated centrifuges
Withstand temperatures from -135 to +135C (-211 to +275F)
Round bottom to fit high speed rotors
Come with PP sealing caps with silicone gaskets for extra leak protection when spinning >10,000 x g or spinning hazardous materials