Made of polypropylene, chemically resistant to alcohols and mild organic solvents

Can be repeatedly frozen and thawed

Compatible with 0.5ml, 1.5ml or 2.0ml microtubes and cryogenic vials

Boxes feature numbered grids for sample identification

Drain holes and air vents minimize condensation

Five assorted colors available

Suitable for storage in mechanical freezers

Temperature range: stable from -86°C to 121°C