This CryoTube™ polypropylene (PP) vial with a polyethylene (PE) screw cap is designed for cryogenic storage of all types of cells or other specimens. Vial has a starfoot, a writing area, and is externally threaded. Suitable for storage from general cold storage refrigeration (+4C) down to the vapor phase of liquid nitrogen. Certified SAL of 10-6 for the highest sterility assurance available. CE Marked for storage of diagnostic samples in the EU. Compliant with IATA for shipping. Non-pyrogenic according to the LAL test. Sterile (SAL 10-6) according to ISO 11137. These are not recommended for use in the liquid phase of Nitrogen. Sterile. Vial Material: Polypropylene. Bottom Shape: Conical. Suggested Working Volume: 1.0mL. Cap Material: Polyethylene. Total Length: 41mm. Total Diameter: 12.5mm. Nunc #: 375353.