cobalt sulfate

cobalt sulfate

[′kō‚bȯlt ′səl‚fāt] (inorganic chemistry) Any compound of either divalent or trivalent cobalt and the sulfate group; anhydrous cobaltous sulfate, CoSO4, contains divalent cobalt, has a melting point of 96.8°C, is soluble in methanol, and is utilized to prepare pigments and cobalt salts; cobaltic sulfate, Co2(SO4)3·18H2O, contains trivalent cobalt, is soluble in sulfuric acid, and functions as an oxidizing agent.