These Costar® 0.65mL microcentrifuge tubes are made of colored polypropylene and are certified RNase-/DNase-free. Rainbow pack includes one bag each of blue, green, yellow, red and orange tubes. Supplied nonsterile and are autoclavable. External graduations and frosted writing spot for easy…

DNase/RNase-free External graduations and frosted writing spot for easy sample identification Flat cap surface for convenient labeling Withstands maximum RCF of 17,000 x g Costar microcentrifuge tubes are certified RNase-/DNase-free and are autoclavable. The tubes are made of polypropylene.