... to 10000g No DNAse, RNAse and Pyrogens free Sterile 50mL centrifuge tube : •Tube covered leak-proof seal design, Single-hand ... •Clear and transparent wall, easy to observe, fits most brands centrifuge rotors •Blue graduations printed to max volume •Large white writing ... •Sterile, No DNAse, RNAse and Pyrogens free •Multiple color series centrifuge tube •We offer colorful caps: White, Green, Blue, Orange ...