Basic information about this product
Detailed information about the product
| Physical state at 20 °C | Solid | Colour | White crystalline | ||||
| Odour | Odorless | pH value | 8 - 9 | ||||
| Melting point/ Freezing point [°C] | 100 - 120°C | Density [g/cm3] | 2.17 | ||||
| Solubility in water [% weight] | Soluble in water | ||||||
| Appearance | White crystalline powder | Assay (acidimetric) | 99.5 - 101% |
| Carbonate | The pH of freshly prepared 5% solution is not greater than 8.6 | Chloride (Cl) | Max 0.015% |
| Sulphate (SO4) | Max 0.01% | Arsenic (As) | Max 0.0002% |
| Heavy metal (as Pb) | Max 0.0005% | Calcium (Ca) | Max 0.005% |
| Iron (Fe) | Max 0.001% | Copper (Cu) | Max 0.0005% |
| Sodium (Na) | Max 0.5% | Zinc (Zn) | Max 0.0025% |
| Loss on drying (over silica gel) | Max 0.3% |