... 7H2OUse: It is mainly used to make pigment such as Ferric Oxide series products (such as iron oxide red, Iron oxide ... for waste water treatment, for purification of water, for producing ferric sulfate, for iron containing catalyst, or as additive in compound ... (net weight)per plastic woven bag. 2, Product name: Ferrous Sulphate Monohydrate (feed grade)Molecular Formula: FeSO4.H2O Molecular weight: 151 ...