1 Chemical Name: Ammonium sulfate 2 Molecular Formula : (NH4)2SO4 3 Molecular Weight: 132.14 4 CAS: 7783-20-2 5 Character: It is colorless or white crystalline or granule, no smell. Soluble in water 0 41.22g,25 43.47g,100 50.42g. insoluble in ethanol and acetone.PH is 5.5. Relative density is 1.77. 6 Usage: It is widely used in water softener and yeast food. 7 Packing: It is packed with polythene bag as the inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg. 8 Storage and Transport: It should be stored in a dry and ventilative warehouse, kept away from water and moisture during transport. Unload with care as to avoid being damaged. Furthermore, it must be stored separately from poisonous substances.