Screw cap tubes are available in a variety of colors with a conical or self-standing bottom

· Colored-cap versions are also available

· Manufactured from high-clarity, ultra-pure polypropylene

· Suitable for a wide range of temperatures-from -80 ˚C to +120 ˚C. Note: not suitable for immersion in liquid nitrogen

· Ideal for boiling applications

· Skirted or conical bases

· Certified free of detectable RNase, DNase, DNA, PCR inhibitors, and tested pyrogen-free

Optional Colors for Screw Caps: Clean/Red/Blue/Green/Orange/Yellow/Whilte/Violet/Pink