Factory provide the high qulity Mgso4.7h2o,magnesium sulfate heptahydrate fertilizer grade.Mgso4.7h2oMolecular Formula: Mgso4.7h2o; Molecular weight :246.48Characteristics:占�.white exiguous acicular or obligue-pillar crystal.Smell-less, tast-bitter .Easily efflorescent at dry air占�.specific gravity is 1.68占쏙옙reely soluble in water;slightly soluble in ethanol and glycerin.Use:Mainly used in fertilizer ,tanning, printing and dyeing, activator, paper making and plastid.Packing and Storage :占쏙옙nitting bags with plastic liners,25kg,50kg,per bag占쏙옙stored in dry and cool p;ace,protection from sunline,rain, moisture.Name of index First class Up to standard(Mgso4.7h2o)% >=98.0 >=95%(as Cl) chrloride%