Product Description 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. Index Specifications GB29206-2012 (NH4)2SO4 w/% Content( (NH4)2SO4) 99.0 Burning residue w/% Ignition Residue 0.25 (As),mg/kg Arsenic (As) 3 (Se),mg/kg Se 30 (Pb),mg/kg Pb 3