Magnesium products preferred supplier 1.Main content:98%~99.5% 2.size:0.1-1mm,0.2-3mm,1-4mm 3.produce oven dry and Jilt dr 1. CharacteristicsMagnesium sulphate, other names, 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. It's an ...