Kartell Desiccators, Vacuum Type
Unbreakable vacuum-desiccator holds a vacuum of 740 mm of mercury (29") for 24 hours. A neoprene "O" ring in groove of bottom section gives an excellent seal with upper section. The vacuum retention valve (not barbed) allows air to enter slowly to prevent damage to the samples inside. Removable pan holds calcium chloride or other drying agents and is non-corrosive.