PRODUCT Properties
| Melting point: | 1030°C |
| Density | 7.83 g/cm3 at 25 °C |
| form | gray orthorhombic crystals |
| color | gray orthorhombic crystals, crystalline |
| Water Solubility | very slightly soluble H2O [CRC10] |
Safety
| Symbol(GHS) |   GHS06,GHS09 |
| Signal word | Danger |
| Hazard statements | H301+H331-H410 |
| Precautionary statements | P261-P264-P270-P273-P301+P310-P304+P340+P311 |
| Hazard Codes | T,N |
| Risk Statements | 23/25-50/53 |
| Safety Statements | 20/21-28-45-60-61 |
| RIDADR | UN 1557 6.1 / PGIII |
| WGK Germany | 3 |
