Physical Properties
| Physical state at 20 °C | Solid | Odour | Odorless |
| Melting point/ Freezing point [°C] | 256 – 258 °C | Flash point [°C] | 256°C |
| Colour | White powder | Auto-ignition temperature [°C] | 360°C |
| Boiling point [°C] | 275°C | Vapour density | 3.9 |
Packings
1000g
250g
Safety Information and Hazard Symbols
Symbol: GHS02, GHS05
Signal Word: Danger
UN No.: 3206
IMCO Class No.: 4.2
Packing Group: II
Hazardous Statement: H228-H252-H314
Precaution Statement: P210-P235 + P410-P280-P305 + P351 + P338-P310
Signal Word: Danger
UN No.: 3206
IMCO Class No.: 4.2
Packing Group: II
Hazardous Statement: H228-H252-H314
Precaution Statement: P210-P235 + P410-P280-P305 + P351 + P338-P310
Specifications
| Appearance | White, light, hygroscopic powder |
| Assay | Min 98% |
| K2CO3 and KOH | Max 1% |
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