Physical state at 20 °C | Solid | Odour | Odorless |
Melting point/ Freezing point [°C] | 183°C | Solubility in water [% weight] | Soluble in water |
Colour | Colorless crystals | pH value | ~1 |
Density [g/cm3] | 2.12 | Decomposition point [°C] | 430°C |
Appearance | White or colorless crystalline powder or crystals |
Assay (acidimetric) | Min 99% |
Chloride (Cl) | Max 0.005% |
Heavy metal (as Pb) | Max 0.004% |
Iron (Fe) | Max 0.005% |
Calcium (Ca) | Max 0.01% |