Physical state at 20 °C | Solid | Odour | Odorless |
Melting point/ Freezing point [°C] | 113 °C | Solubility in water [% weight] | 11.8 g/100 g water @ 500C |
Colour | White powder | pH value | 6.4 (0.1 molar solution) |
Density [g/cm3] | 1.5 |
Appearance | White crystalline powder |
Assay | Min 99% |
Chloride (Cl) | Max 0.01% |
Iron (Fe) | Max 0.002% |
Sulphated ash | Max 0.1% |
Sulphate (SO4) | Max 0.02% |