Ammonium sulfate ( 硫酸铵 ) for biochemistry Hill Formula H8N2O4S Chemical formula (NH4)2SO4 HS Code 3105 10 00 EC number 231-984-1 Molar mass 132.14 g/mol CAS number 7783-20-2 化学及物理数据 Solubility 754 g/l (20 °C) Molar mass 132.14 g/mol Density 1.77 g/cm3 (20 °C) Bulk density 850 kg/m3 pH value 5 (100 g/l, H2O) 安全标示 RTECS BS4500000 Storage class 10 - 13 其它液体及固体 WGK WGK 1 轻度的水危害 Disposal 14 无机盐类: 第I类. 该盐类的中性溶液:第D类. 在归入第D类之前, 以广用试纸(编号: 109535)测定pH值. 交通信息 Declaration (railroad and road) ADR, RID Kein Gefahrgut Declaration (transport by sea) IMDG-Code No Dangerous Good Declaration (transport by air) IATA-DGR No Dangerous Good 毒物学数据 LD 50 oral LD50 rat 2840 mg/kg