Physical state at 20 °C | Solid | Odour | Odorless |
Melting point/ Freezing point [°C] | 79 – 81 °C | Solubility in water [% weight] | 270 g/l at 20 °C – completely soluble |
Colour | White powder | pH value | 8 – 9 at 270 g/l at 25 °C |
Appearance | White crystalline powder |
Assay (by HClO4 titration; on dried basis) | Min 99% |
Loss on drying (at 120°C; 1 hr) | 38 – 42% |