ClearSeal screw-cap microtubes come sterile, in a variety of sizes, cap configurations, graduation options. Made from ultra-clear polypropylene, these screw-cap microtubes include assembled caps with silicone O-rings that assure a leakproof seal from -90°C to +121°C. All ClearSeal screw cap microtubes are sterile, RNase, DNase, & pyrogen free and may be centrifuged at up to 22,000xg*.
*Refers to liquids with a specific gravity of 1.0, using appropriate rotors, cushions, and adapters.
Features:- Ultra-clear polypropylene
- Packaged in resealable bags of 50
- Leak-proof O-ring seal
- Sterile, RNase, DNase & Pyrogen free
- White, printed graduations