... a major manufacturer and Supplier of zinc sulphate ,ferrous sulphate ,manganese sulphate, magnesium sulphate , copper sulphate. Formula: MgSO4.7H2O HS Code: 28332100 ... Water Insoluble 0.1% max Function of magnesium sulphate Magnesium is the center element of chlorophyll,photosynthes can ... as part of the composition of genes. Magnesium sulphate for agriculture Sulfur and magnesium can provide rich ...