True North® Cryogenic Vial 2.0mL Assorted Color Caps

Our internally threaded vial with a flush cap design allows you to easily fill up all standard-sized cryogenic storage boxes. Using these Cryogenic Vials can increase your freezers holding capacity by up to 23% against other major brands. • Superior puncture- and rupture-resistance polypropylene with silicone lid seal • Patented ergonomic lid has 1.5 twist to open and close (US Patent No. D595424) • Printed writing area and graduations • Inner resealable packs of 50 vials, complete with traceable sterility certificate • Recommended for mechanical freezers and vapor phase LN2 (-196°) • Sterile, non-pyrogenic and non-cytotoxic