1 | Description | Clear, colourless, hygroscopic, viscous liquid | Clear, colourless, hygroscopic, viscous liquid |
2 | Solubility | Complies | Soluble in water, ethanol and acetone |
3 | Assay (Anhydrous basis) | 99.95% | Not less than 99.5% |
4 | Infrared absorption | Complies | The infrared spectrum of a potassium bromide dispersion of the sample corresponds with the infrared spectrum below |
5 | Water (By KF) | 0.03% | Not more than 1.0% |
6 | Distillation range | 186-187°C | 99% v/v distils between 185-189o |
7 | Specific gravity | 1.037 | d (20, 20): 1.035 - 1.040 |
8 | Sulphated ash | 0.03% | Not more than 0.07% |
9 | Free acid | Complies | Passes test |
10 | Lead(Pb) | Not detected | Not more than 2 mg/kg |