Description
MetalFree® Conical Centrifuge Tube. 50 mL. With attached flat screw caps. Certified free of metals to 1 part per billion of 43 common metals. Caps are pure natural polyethylene. Patented anti-smear writing surface. 3 color printed graduations and reverse reading scale. ATP, RNase/DNase and Endotoxin Free (non-pyrogenic). Polypropylene USP Class VI resin. Centrifuging to 20,000 x G. Freezable to -80C. Tubes Autoclavable. Capacity: 50 mL. Natural colorless caps. 25 tubes per rack/20 racks per case. 29 mm W. 115 mm H. Made in USA.