MetalFree™ Centrifuge Tube with Flat Cap

Ideal for use in research and medical labs. The natural colorless cap is made of pure natural polyethylene and it comes with a patented anti-smear writing surface, three color printed graduations, and reverse reading scale. ATP, RNase/DNase, and Endotoxin Free (non-pyrogenic). Validated Sterilization (ISO 11137). Centrifuging to 20,000 x G. Freezable -80°C. Autoclavable.