Basic information about this product
Detailed information about the product
| Physical state at 20 °C | Solid | Colour | White crystalline | ||||
| Odour | Odorless | pH value | 1 - 2.5 | ||||
| Melting point/ Freezing point [°C] | 190 - 194 °C | Density [g/cm3] | 1.65 | ||||
| Solubility in water [% weight] | 176 g/l at 20 °C - completely soluble | ||||||
| Appearance | A white to very pale yellow crystalline powder or colourless crystals; odourless. On exposure to light it gradually darkens. | Assay | 99.0 - 100.5% |
| Specific rotation [a] 20°C/ D (10% solution) | +20.5° to +21.5° | Residue on ignition | Max. 0.1% |
| Heavy metal (as Pb) | Max. 0.002% | Iron (Fe) | Max. 0.001% |