Physical Properties
| Physical state at 20 °C | Solid | Odour | Odorless |
| Melting point/ Freezing point [°C] | Sublimes upon heating | Solubility in water [% weight] | 100 g/l00 ml water @ 0C |
| Colour | Colorless crystals | Density [g/cm3] | 1.01 |
pH value | Aqueous solution is an acid |
Packings
25kg
1000g
500g
Safety Information and Hazard Symbols
Symbol: GHS06
Signal Word: Danger
UN No.: 2505
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H301-H311-H331
Precaution Statement: P261-P280-P301 + P310-P311
Signal Word: Danger
UN No.: 2505
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H301-H311-H331
Precaution Statement: P261-P280-P301 + P310-P311
Specifications
| Appearance | White crystalline powder, crystals, granules or chunks |
| Assay (alkalimetric) | Min 95% |
| Sulphate (SO4) | Max 0.02% |
| Chloride (Cl) | Max 0.005% |
| Heavy metal (as Pb) | Max 0.002% |
| Iron (Fe) | Max 0.002% |
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