SafeSeal™ Microcentrifuge tubes are ideal for high-speed centrifugation, rated up to 25000×g.

• Certified free of RNase / DNase, Human DNA, Pyrogens and PCR Inhibitors

A positive seal design allows repeated cap closures and will not pop during boiling or freezing. Tubes feature external graduation marks and frosted writing surfaces; fit all standard rotors; are autoclavable; and are rated from −80 to 121 °C.