Polycarbonate freezer boxes, available with 25, 81 and 100-place divisions

Boxes have clear lids with locator grids to facilitate sample identification. Boxes are designed to withstand temperatures from -196° to 121° C. Boxes have drain holes for venting and safety. Keyed lid prevents misalignment of grid. Tall box (5¹/₄ x 5¹/₄ x 3³/₄ ") accommodates tall tubes & vials (4-5mL).