Description_x000D_ General description_x000D_ The 5 mL polypropylene tube is the ideal intermediate volume that can be used alternative to 15 mL conical tubes when using volumes less than 5 mL. Its smaller size means you no longer need to insert your pipettor barrel inside the tube. Withstands boiling, autoclaving (120°C for 15 minutes at 15 psi), and is suitable for freezing to -90°C. Sterile tubes available upon request.