Boxes in polycarbonate for CryoGen ® Tubes storage. Different models are available to accommodate either 25, 81 or 100 CryoGen ® tubes. These durable cryogenic storage boxes are designed to be used at temperatures between -196°C and +121°C and are autoclavable at 120°C, for 20 minutes. A transparent cover with a pad printed or engraved numbering allows the user to see the contents of the box, and is keyed to the base to prevent misalignment. 25 and 81 places have a colored grid that can be jointed with the bottom. Grids and lids have a double 45° edge to make closure easier. 100 place boxes have special divider that allow to maximize the pace. 4 colours available: Light blue, Red, Green and Yellow. ? 1: Colored grid that can be jointed with the bottom, for 25 and 81 places. ? 2: Jointing of grid with locking system. ? 3: Interlocking of lid and base guided by inclined 45° angles. ? 4: Frosted area on both lid and bottom for an easy writing. ? 5: Vial Picker: Removal of vials facilitated by a vial picker. Suitable for both internal and external cap. Supplied with each pack of storage boxes.