Physical state at 20 °C | Solid | Odour | Odorless |
Melting point/ Freezing point [°C] | 200°C | Density [g/cm3] | 3.6 |
Colour | Grey Powder | pH value | 3.5 – 4.5 |
Appearance | Solid |
Assay (ex Cu) | Min 98% |
Loss on drying (at 230°C) | Max 1.0% |
Iron (Fe) | Max 0.1% |
Lead (Pb) | Max 0.01% |
Zinc (Zn) | Max 0.02% |