Ammonium Sulfate Form Fine white crystals Molar mass 132.1 Hygrocopic 是的 Purity >99% by formol method Heavy metals <5 ppm pH value (5%, H2O): 5.0 - 6.0 Solubility H2O Chemical formula (NH4)2SO4 RTECS BS4500000 CAS number 7783-20-2 Merck USA index 14, 555 商店和运输信息 Storage +15°C to +30°C Ship Ambient Temperature Only Standard Handling