Cryogenic Vial Polypropylene 2 mL Screw Cap

Features

• Designed for biological fluids stored in liquid nitrogen vapor - made of polypropylene copolymer, these tubes are leakproof, inert, nonpyrogenic, and virtually unbreakable
• External threads eliminate material hang-up and minimize loss and contamination of valuable or hazardous samples
• Screw cap has an internal O-ring for leakproof processing and storage
• For use in microcentrifuges with fixed-angle heads
• Gamma radiation sterilized