Magnesium sulfate heptahydrate Used in food, fertilizer, additive, and for industry and agriculture ... :25kg/50kg N.W. each, in PP woven bag Magnesium sulphate features:1) Main content: 99.8%2) Appearance: white crystal3 ... and agriculture applicationsInner packing: 25kg/PP net bag Magnesium sulfate heptahydrate(MgSO4.7H2O) 99.8%,96%