• Thick-Wall Construction for High-Speed Operation
• Leakproof
• Available in Earth Friendly Recyclable Racks
• RNase-, DNase-, and Endotoxin-Free
• Validated ISO 11137 Sterile Process

These popular conical-bottom centrifuge tubes are made of ultra-clear polypropylene copolymer. They feature printed graduations and smooth inner walls for easy filling and sample preparation. Printed writing area on side allows for permanent coding. Autoclavable at 122 degrees C (251.6 degrees F). Freezable to -90 degrees C (-130 degrees F).
Caps are available in two styles: flat, with a smooth surface for additional labeling options and plug style for a secure seal when using shakers and horizontal incubators. All caps are made of high density polyethylene and are autoclavable. Caps must be loosely attached to tubes when autoclaving.

This is only for VWR International, Model 21008-214. It may differ from the image shown in color, features, may be an accessory, etc. Please refer to the model number or contact us if you have any questions.