... .Lowest price Magnesium Sulphate Heptahydrate MgSO4.7H2OMOLECULAR FORMULAR: MgSO4.7H2OCAS10034-99-8SPECIFICATION:HG/T 2680-95PACKING: 1. 25kg net each in ... in food, pharmaceutical and animal remedy industries. ITEMSSpecialty gradesMgSo4.7H2O,≥99.5Fe ,%,≤0.001Cl ,%,≤0.10As ,%,≥0.5Pb ,%,≤1Water insoluble,%,≤0 ...