Grade: ACS, ISO, Reag. Ph Eur UN No.: UN1873 pH: (H2O, 20°C) strongly acid Solubility: (20°C) soluble Melting Point: -18°C Boiling Point: 198.7°C (1013 hPa) Density: 1.68 g/cm3 (20°C)

Grade: ACS UN No.: UN1873 pH: (H2O, 20°C) strongly acid Solubility: (20°C) soluble Boiling Point: 160°C Density: 1.53 g/cm3 (15°C)