5mL External Cryogenic tubes, Bulk,Clear,Self-standing,External,Standard Insertable Cap,With Writing Area, Graduated,with O-ring,Sterile

Cryogenic vials are sample storage tubes designed for low-temperature use. They are widely used in biological laboratories for the long-term cryopreservation of cells, tissues, nucleic acids, proteins and other biological samples. Featuring extreme low-temperature resistance, leakproofness and chemical inertness, they are essential consumables for life science research, biopharmaceuticals and clinical diagnostics.

Feature Withstands extreme temperatures from -196°C to 121°C, no risk of cracking Tight seal to prevent liquid nitrogen leakage Made of high-purity polypropylene raw material, produced in a Class 100,000 cleanroom Sterile, DNase/RNase-free, pyrogen-free Easy to screw on and off, labor-saving and convenient to operate