How to choose a material
Considering the cost of use and safety issues, when storing samples in an ultra-low temperature freezer -80°C, we can usually choose paper or PP freezer box -196°C liquid nitrogen environment we need to choose paper or PC material freezer box, it should be noted that PP material freezer box will become fragile and crackable in liquid nitrogen environment Therefore, it is not recommended to store PP freezer boxes in a liquid nitrogen environment.
The surface of Amngent's paper freezer box is made of coated waterproof material, so there is no need to worry about the box becoming soft after taking out the box from a low temperature environment.
AMNGENT PP freezer can withstand -80 °C ~ 121 °C, suitable for ultra-low temperature freezers, PC freezers can with stand -196 °C ~ 121 °C, and are suitable for ultra-low temperature freezers and liquid nitrogen environment storage.
How to choose the size
In terms of height, the freezer box is usually divided into 1 inch, 2 inch and 3.75 inch, and from the common number of holes, the freezer box is usually divided into 100 and 81 cells.
1 inch 100 grid fits 0.5ml cryovial, 2-inch 81 grid fits 2ml internal and external rotation cryovial, 2-inch 100-frame fits 1.5ml 3.75 inch 81 grid fits 5ml cryovial.

in simple terms, 100 cells for 0.5ml and 1.5ml vials, and 81 tiles for 2ml internal and external spin vials.
In addition to these conventional GB size freezer boxes, Amenter also has a 143*154*52mm clamshell PP freezer box, which adopts a stacking design, which is not easy to pour and facilitate easy sample transfer.
New product launch25-compartment freezer box
The Amngent 25-cell PC freezer box is made of medical-grade polycarbonate and is suitable for 2ml internal and external rotary cryovials and microtubes.
Clamshell design for easy one-handed operation. The box body is preset with positioning logo, clear and beautiful. Resistant to -196 °C ~ 121 °C, suitable for ultra-low temperature freezer and liquid nitrogen environment storage.