Microcentrifuge tube storage boxes, PC

These sturdy autoclavable storage boxes are molded from polycarbonate and can be used at temperatures from -150°C to 121°C. Designed to hold 100 microcentrifuge tubes of 0.5 ml each, or 64 tubes of 1.5 ml each. The numbered grid on the transparent lid is locked in one position to prevent misalignment. Lid accepts to write with a marker. Not recommended for use with liquid nitrogen in the liquid phase