Magnesium products preferred supplier 1.Main content:98%~99.5% 2.size:0.1-1mm,0.2- ... -4mm 3.produce oven dry and Jilt dr 1. CharacteristicsMagnesium sulphate, other names, sulfate bitter, bitter salt, epsomite, Epsom salt, ... 0.1-1 1-4 2-4 4. Storage Magnesium sulphate should be stored in a cool, dry, well-ventilated area ... off before delivery is also allowed. High purity Magnesium Sulphate Heptahydrate