MAGNESIUM SULPHATE HEPTAHYDRATEMolecular Formula: MgSO4.7H2OHS Code: 28332100CAS:10034-99-8No.Test itemunitAnalysis Results1AppearanceWhite FreeCrystals2Puritypercent99.633MgOpercent16.344Mgpercent9.845PH(1in 20)7.306Chloride (Cl)percent0.00807Arsenic (As)percent0.00018Iron (Fe)percent0.00099Pbpercent0.000910Particle sizemmAccording to your request 1.Characteristics: Magnesium sulfate, another name, sulfate bitter, bitter salt, epsomite, Epsom salt,molecular formula MgSO4?7H2O, relative molecular weight 246.47. Feature in white or colorless crystal, odorless, cool, little bitter, dissolve in water easily,