Physical state at 20 °C | Solid | Boiling point [°C] | 2595°C |
Melting point/ Freezing point [°C] | 1083°C | Solubility in water [% weight] | Insoluble in water |
Colour | Reddish Brown powder | Density [g/cm3] | 8.94 |
Appearance | Reddish brown powder |
Assay | Min 99.7% |
Substance insoluble in HNO3 | Max 0.02% |
Phosphorous (P) | Max 0.001% |
Antimony (Sb) | Max 0.001% |
Arsenic (As) | Max 0.0001% |
Lead (Pb) | Max 0.01% |
Iron (Fe) | Max 0.005% |
Manganese (Mn) | Max 0.001% |
Silver (Ag) | Max 0.002% |
Tin (Sn) | Max 0.001% |