Physical Properties
| Physical state at 20 °C | Solid | Odour | Odorless |
| Melting point/ Freezing point [°C] | 60 °C | Solubility in water [% weight] | soluble in water |
| Colour | Deep green crystals | pH value | 2-3 |
| Density [g/cm3] | 1.8 | Decomposition point [°C] | 100°C |
| Boiling point [°C] | 100°C |
Packings
500g
Safety Information and Hazard Symbols
Symbol: GHS03, GHS07
Signal Word: Warning
UN No.: 2720
IMCO Class No.: 5.1
Packing Group: III
Hazardous Statement: H272-H315-H319
Precaution Statement: P220-P305 + P351 + P338
Signal Word: Warning
UN No.: 2720
IMCO Class No.: 5.1
Packing Group: III
Hazardous Statement: H272-H315-H319
Precaution Statement: P220-P305 + P351 + P338
Specifications
| Appearance | Bluish to dark violet shiny crystals |
| Assay | Min 97% |
| Chloride (Cl) | Max 0.01% |
| Sulphate (SO4) | Max 0.05% |
| Iron (Fe) | Max 0.05% |
| Copper (Cu) | Max 0.005% |
| Ammonium (NH4) | Max 0.01% |
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