Physical state at 20 °C | Solid | Odour | Odorless |
Melting point/ Freezing point [°C] | 219 – 220 °C | Solubility in water [% weight] | 5 g/l at 20 °C13 g/l at 50 °C |
Colour | 2.5 at 10 g/l at 23 °C | Flash point [°C] | 200 °C |
pH value | 216.5°C |
Appearance | White crystalline powder. |
Assay (complexometric; on dried basis) | Min 99% |
Heavy metal (as Pb) | Max 0.001% |
Iron (Fe) | Max 0.001% |
Water (H2O) | Max 0.5% |