CryoTrust® Cardboard Freezing Box

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Developed for long-term preservation under ultra-low temperature, these CryoTrust cardboard freezing boxes feature at the box bottom two exchange holes conductive to liquid-nitrogen discharge and rapid sample freezing. All the CryoTrust cardboard freezing boxes are constructed of heavy-duty cardboard, finished with moisture-proof coating, significantly durable. Grid inserts in the box can be freely disassembled and assembled, providing with flexible solutions to cryopreservation.

· Withstand temperatures from -196℃ to 121℃    

· Feature 2 exchange holes for efficient drainage and rapid freezing