Molecular Formula: MgSO4nH2O(n=0,1,2,3,4,5,6,7) Molecular Weight: 120.37+18n (n= 0,1,2,3,4,5,6,7) CAS No: 10034-99-8 (MgSO47H2 Specification (Up to USP /BP/CP/EP Standard ) GradeItemMgSO47H2OMgSO45H2OMgSO43H2OMgSO42H2OMgSO4H2OMgSO4AppearanceWhite CrystalsWhite powderOr granuleWhite powderOr granuleWhite powderOr granuleWhite powderOr granuleWhite powderOr granuleAssay %min99.59999999998MgSO4% ...