... min. Our company produce high quality sulphate salts, such as Ferrous Sulphate Mono / Hept, Manganese Sulphate mono, Zinc Sulphate Mono ... / Hept., etc.Product: Ferrous Sulphate Monohydrate GranularF.M.: FeSO4.H2OSpecs. FeSO4.H2O 91% min ... meshPacking: 25/50/1000 kgs net bagWe produce Ferrous sulphate Hept., Ferrous sulphate Mono Granular too.Pls feel free to ...