CAS Number: 7784-27-2 UN Number: UN1438 Solubility: 419 g/l (20°C) Melting Point: 73°C Molar Mass: 375.13 g/mol Bulk Density: 880 kg/m3 pH: 2.0 - 4.0 (50 g/l, H2O, 20°C)