... ,South AmericaUse:--Mainly used in fertilizer, tanning, pringting and dyeing,activator,paper-making,plastic,porcelain,pigment matchmaking ,dynamite ... Be used as Epsom salts at medicine.Packing, Storage and Transportation:Knitting bags with plastic liners,25kg,40kg,50kg per ... bag.Stored in dry and cool place.Protection from sunshine,rain,moisture. 99.5%MIN Magnesium Sulfate