Thermo Scientific Screw Caps for Microcentrifuge Tubes

Screw caps for microcentrifuge tubes Ensure leakage safety even under demanding conditions. These screw caps with O-rings are optimized for safe short-term storage at low temperatures. Autoclavable: No Description: screw cap with O-ring, blue, non-sterile, cap without tubes Material: 100% Pure Polypropylene (cap), Ethylene Propylene Rubber Diene Monomer (O-ring) Packaging: 500 per pack, 10 packs per carton, 5000 per carton. Individual packaging. ZipLock bag Cleaning Evidence: Non-sterile, free of: RNase/DNase, DNA, pyrogen and endotoxins Binding Property: Low nucleic acid and protein binding and low enzyme inhibition Max. Torque: Manual/hand torque: Standard: 0.125 lbsf.in to 2.5 lbsf.in; Metric: 1.412 Ncm to 28.24 Ncm. Automated/robot torque standard: 1.312 lbsf.in to 2.5 lbsf.in; Metric: 14.83 Ncm to 28.24 Ncm Temperature range (metric): Cold storage: -80 °C to +95 °C. Liquid nitrogen: Short-term vapor phase and blast freezing permitted, not recommended for storage in LN2 Max. RZB: 25,000 x G Unit Size: Case of 5000