CAS Number: 7440-25-7 UN Number: UN3089 Solubility: Melting Point: 2996°C Molar Mass: 180.94 g/mol Bulk Density: 500 kg/m3 Boiling Point: 5425°C Density: 16.6 g/cm3 (20°C) Ignition Point: >250°C pH: 7 (H2O, 20°C) (aqueous suspension)