SpectraTube15mL PP (17x118mm), flat rainbow screw cap, bulk bags, 25 tubes of each color per bag, 4 bags of each color per pack , 500/cs

Don’t let the pretty colors fool you! These conical 15mL and 50mL centrifuge tubes are made of premium polypropylene, with exceptionally uniform wall thickness for clarity and centrifugal strength. Tubes and caps may be used for sample storage at temperatures as low as -86°C. The maximum centrifugal forces are 12,000xg for the 15mL tubes and 15,000xg for 50mL version.* Tubes and caps are suitable for stem cell research and certified sterile, RNase, DNase, and Pyrogen free. *Refers to liquids with a specific gravity of 1.0, using appropriate rotors, cushions and adapters