... in water - timely delivery Magnesium Sulphate is used as:- fertilizer, tanning, pringting and dyeing,activator,papermaking,plastic,porcelain,pigment ... materials making- pringting and dyeing delaine as the aggravating reagent of calico or silkAnd Magnesium sulphate has types with ... max insoluble in water: 0.1% max- Magnesium sulphate.monohydrate (MgSO4.H2O) fertilizer grade graular form water-soluble ...