Physical Properties
| Physical state at 20 °C | Solid | Odour | Odorless |
| Melting point/ Freezing point [°C] | 39 – 41 °C | Solubility in water [% weight] | 482.2 g/l at 20 °C |
| Colour | Pale violet crystals | Density [g/cm3] | 1.71 |
pH value | 1 |
Packings
50kg
25kg
500g
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319
Precaution Statement: P305 + P351 + P338
Signal Word: Warning
Hazardous Statement: H315-H319
Precaution Statement: P305 + P351 + P338
Specifications
| Appearance | Pale violet crystals |
| Assay (iodometric) | 98.5 – 102% |
| Insoluble matter | Max 0.01% |
| Chloride (Cl) | Max 0.001% |
| Ferrous ion (Fe2+) | Passes test (about 0.001%) |
| Nitrate (NO3) | Max 0.01% |
| Calcium (Ca) | Max 0.01% |
| Magnesium (Mg) | Max 0.005% |
| Potassium (K) | Max 0.005% |
| Sodium (Na) | Max 0.02% |
| Copper (Cu) | Max 0.003% |
| Zinc (Zn) | Max 0.003% |
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