Physical state at 20 °C | Solid | Odour | Odorless |
Melting point/ Freezing point [°C] | 420 °C | Solubility in water [% weight] | Insoluble in water |
Colour | Grey dust | Vapour pressure mm/Hg | 1mm Hg @ 4870C |
Density [g/cm3] | 7.133 | Auto-ignition temperature [°C] | 460°C |
Appearance | Grayish heavy powder |
Assay | Min 98% |
Copper (Cu) | Max 0.005% |
Iron (Fe) | Max 0.005% |
Cadmium (Cd) | Max 0.05% |
Arsenic (As) | Max 0.0001% |