Physical Properties
| Physical state at 20 °C | Solid | Odour | Odorless |
| Melting point/ Freezing point [°C] | 230 °C | Solubility in water [% weight] | Slightly soluble in water |
| Colour | White crystalline | Partition coefficient Log Pow octanol / water at 20°C | -1.13 |
| 2.2 – 2.6 | Vapour density | 9.06 | |
| Boiling point [°C] | 2.230 °C |
Packings
1000g
100g
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H302
Precaution Statement: P264 – P270 – P301+P312 -P330
Signal Word: Warning
Hazardous Statement: H302
Precaution Statement: P264 – P270 – P301+P312 -P330
Specifications
| Appearance | White crystalline powder |
| Assay (acidimetric; on dried basis) | 98.5-101.0% |
| Identification | Passes test |
| Melting point | about 225°C, with decomposition |
| Acidity or alkalinity | Passes test |
| Optical rotation | -10° to + °10 |
| Related Substances | Passes test |
| Reducing substance | Passes test |
| Sulphated ash | Max 0.1% |
| Loss on drying (at 105°C) | Max 0.1% |
| Microbial Limits | Max 100 CFU/g |
- توجه :