Ferrous Sulfate FORMULA: FeSO4.7H2O Molecular Weight:278 PROPERTIES AND APPEARANCE: Greenblue monoclinic crystal, Ferrous sulfate FORMULA: FeSO4.7H2O Molecular Weight:278 PROPERTIES AND APPEARANCE: Greenblue monoclinic crystal, soluble in water , glycerine, insoluble in alcohol, corrosion , air slaking and efflorescence. MAIN APPLICATIONS: Used for agricultural pesticide, fertilizer, feed, ...