USP class VI PP raw material; Class 100000 clean workshop production
Dual color injection molding process; The bottom of tube is laser etched with international standard Data Matrix 2D code, which has good stability and no risk of peeling or scratching
1D bar code and clear code number are preset on the side
The cap is designed with air pressure seal, which is firm and not easy to leak
The internal U-shaped bottom design is conducive to the full use of samples
The rack is made of high strength polycarbonate (PC) material
Standard laboratory 2 inch cryogenic storage box (133×133×52), suitable for all kinds of traditional laboratory equipment
Endotoxin free, Non-pyrogenic, Non-cytotoxic
Irradiation sterilization: SAL 10⁻⁶ (ISO11137)