These Costar® 0.65mL low binding microcentrifuge tubes feature a bonded polymer technology that reduces protein and nucleic acid binding, resulting in better sample recovery. They are made of natural (uncolored) polypropylene and are RNase-/DNase-free.

• Supplied nonsterile and are autoclavable.
• External graduations and frosted writing spot for easy sample identification.
• Positive seal design allows for repeated opening and closing.
• Flat cap surface for convenient labeling.
• Withstands a maximum RCF of 17,000xg