... 1) ISO 9001:2008 Company 2) Magnesium Sulphate Heptahydrate 3) HS Code 28332100 Magnesium Sulphate HeptahydrateMolecular Formula: MgSO4nH2O(n=0,1 ... Feed additive, Ferment, Plastics, Fertilizer , Commodity etcsFunction of magnesium sulfate:Magnesium is the center element of chlorophyll,photosynthes can't go ... dehydration agent of feed and fertilizer. Magnesium Sulphate Heptahydrate( HS Code 28332100)