50ml GRADUATED CONICAL CENTRIFUGE TUBES: Tubes include graduations molded into the conical bottom, ideal for pellet viewing and small volume quantification. White marking area provides excellent place for writing or labeling.
TOP QUALITY POLYPROPYLENE (PP): 50 ml centrifuge tubes have a glass-like clarity, allowing easy viewing of the sample, printed graduation markings, and frosted writing area make for easy identification and measuring.
LEAK-PROOF SCREW CAPS: Our 50 ml centrifuge tube screw caps create a tight seal that prevents sample evaporation in thermal cyclers and are made from top quality polyethylene (HDPE).
STERILIZED & READY FOR LAB USE: All Centrifuge tubes come sterile and are certified RNase, DNase, Pyrogen and DNA Free; and the plastics and colorants are in conformity with CONEG/RoHS standards for heavy metals.
MACHINE COMPATIBLE & AUTOCLAVABLE: These tubes and caps are all compatible with most leading thermal cyclers. The tubes have thin walls to ensure consistent thermal transfer and are autoclavable at +121°C for up to 30 minutes and have a Max Centrifugation Force 11,000G.