- Supplied nonsterile and are autoclavable.
 - External graduations and frosted writing spot for easy sample identification.
 - Positive seal design allows repeated opening and closing.
 - Flat cap surface for convenient labeling.
 - Withstands a maximum RCF of 17,000 x g.
 - Costar low binding microcentrifuge tubes feature a bonded polymer technology that reduces protein and nucleic acid binding, resulting in better sample recovery.
 - RNase-/DNase-free.