Globe Scientific 3002 CryoClear Sterile Barcoded Cryogenic polypropylene Vials, Internal Threads, Attached Screwcap with Molded O-Ring, Round Bottom, Self-Standing, 2ml (Pack of 500)

CryoClear™ self-standing internal thread 2mL tubes are designed for cryogenic storage and transport of biological specimens at temperatures as low as -196°C. This innovative line features outstanding leak resistance and purity due to the special thermoplastic elastomer layer that is co-molded with the screw cap. Each tube has a unique printed barcode for automated data collection, accurate sample inventory, and to conceal the sample’s identity. The tubes have printed graduation marks for exact measurements and a large white writing area for manual specimen identification.