... 3.produce oven dry and Jilt dr 1. CharacteristicsMagnesium sulphate, other names, sulfate bitter, bitter salt, epsomite, ... molecular weight 246.47. Feature in white or colorless crystal, odorless, cool, little bitter, dissolve in water ... (11)For the product with little crystal water or without crystal water also can be applied in composing ... is also allowed. High purity Magnesium Sulphate Heptahydrate