Improve rotor fit and performance using Thermo Scientific™ Nalgene™ High-Speed Round-Bottom PPCO Centrifuge Tubes, featuring uniform wall thickness and diameter. Tubes have excellent chemical resistance. Features Round bottoms that fit high-speed rotors in refrigerated or…

Polypropylene Leakproof silicone gasket in closure Externally threaded vial Printed fill line, graduations and white marking area For use in mechanical and vapor-phase freezers. Leakproof to 8000 x g in centrifuge. Includes Certificate of Quality which assures that vials are non-cytotoxic,…