These clear non-vacuum desiccators are manufactured from borosilicate glass and include a borosilicate glass lid with a molded-in knob. Clear glass provides excellent visibility and can be autoclaved. The rims of the desiccator and lid are ground glass and require greasing before use to create an air-tight seal. Also includes a perforated porcelain desiccator plate that fits onto a ridge above the lower chamber. A standard drying agent such as silica or anhydrous calcium chloride can be positioned in the lower chamber. Additional Info: Desiccator, Glass, 12" Package Size(L x W x H): 17 X 16 X 13 (IN) Categories: Desiccators, Non-Vacuum HTS Code: 7017.90.5000 UNSPSC: 4.1123e+007 Country Of Origin: CHINA