Calcium sulfate dihydrate | CaSO4.2H2O - PubChem
. Calcium sulfate dihydrate is a calcium salt and a hydrate. It contains a calcium sulfate. Gypsum appears as white or nearly white, odorless, crystalline solid. CAMEO Chemicals. A calcium salt that is used for a variety of purposes including: building materials, as a desiccant, in dentistry as an impression material, cast, or die ...