Formula: NH2OH * HCl Grade: ACS, ISO, Reag. Ph Eur CAS No.: 11/1/5470 pH: 2.5 - 3.5 (50 g/l, H2O, 20°C) Solubility: 830 g/l (20°C) Melting Point: 159°C Molar Mass: 69.49 g/mol Bulk Density: 900 kg/m3 Density: 1.67 g/cm3 (20°C) Hill Formula: H4ClNO