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Related to ferrous sulfate: Ferrous gluconate
A white to blue-green crystalline compound, FeSO4, occurring in nature as various hydrate minerals such as copperas, and used as a pigment, fertilizer, and feed additive, in sewage and water treatment, and as a medicine in the treatment of iron deficiency.
a bluish green solid, FeSO4∙7H2O, used in the manufacture of other iron salts, in sewage treatment and fertilizers, and in the treatment of anemia. Also called copperas .