Physical Properties
Physical state at 20 °C
Solid
Colour
Black powder
Odour
Odorless
Melting point/ Freezing point [°C]
550 °C
Density [g/cm3]
4.64
Solubility in water [% weight]
Insoluble in water
Packings
50kg
25kg
500g
Safety Information and Hazard Symbols
Symbol: GHS07, GHS09
Signal Word: Warning
UN No.: 1549
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H302-H332-H411
Precaution Statement: P273
Signal Word: Warning
UN No.: 1549
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H302-H332-H411
Precaution Statement: P273
Specifications
| Appearance | A black powder |
| Assay | Min 95% |
| Insoluble matter in HCl | Max 1.0% |
| Iron (Fe) | Max 1.0% |
| Arsenic (As) | Max 0.05% |
- توجه :