Physical state at 20 °C | Solid | Odour | Odorless |
Melting point/ Freezing point [°C] | 800 °C | Solubility in water [% weight] | Insoluble in water |
Colour | White powder | Density [g/cm3] | 2.93 |
pH value | 8 |
Appearance | White powder |
Assay | Min 99% |
Chloride (Cl) | Max 0.005% |
Sulphate (SO4) | Max 0.02% |
Heavy metal (as Pb) | Max 0.001% |
Iron (Fe) | Max 0.02% |
Arsenic (As) | Max 0.0003% |