| 1 | Appearance | Clear,colourless, volatile liquid. | Clear,colourless, volatile liquid. | BP |
| 2 | Solubility | Complies | Sparingly soluble in water, miscible with ethanol (96%) | BP |
| 3 | Identification A (Relative density, 20°C) | 1.322 | 1.320 to 1.332 | BP |
| 4 | Identification B (Refractive index, 20±0.5°C) | 1.425 | 1.423 to 1.425 | BP |
| 5 | Identification C (By IR) | Complies | IR spectra of the sample should be concomitant with IR spectra of standard. | BP |
| 6 | Identification D (By chemical test) | Complies | A violet color should produce. | BP |
| 7 | Identification E (By Chemical test for chloride) | Complies | The precipitate should dissolve easily with the possible exception of a few large particles which dissolve slowly. | BP |
| 8 | Acidity | 0.10 mL of 0.1 M sodium hydroxide required | Not more than 0.15 mL of 0.1M sodium hydroxide should require to change the color of indicator to blue | BP |
| 9 | Relative density, 20°C | 1.322 | 1.320 to 1.332 | BP |
| 10 | Refractive index, 20°C ± 0.5°C | 1.425 | 1.423 to 1.425 | BP |
| 11 | Ethanol, 2-methylbut-2-ene and volatile impurities: Ethanol | Not detected | NMT 2.0% v/v | BP |
| 12 | Ethanol, 2-methylbut-2-ene and volatile impurities: 2-methylbut-2-ene | 11 ppm | NMT 300 ppm v/v | BP |
| 13 | Impurity A (Carbon tetrachloride) | Not detected | NMT 10 ppm v/v | BP |
| 14 | Impurity B (Chloroform) | Not detected | NMT 50ppm v/v | BP |
| 15 | Sum of impurities other than ethanol and 2-methylbut-2-ene | 0.006% | NMT 0.1% v/v | BP |
| 16 | Free Chlorine (Cl) | Complies | No blue colour should develop. | BP |
| 17 | Water | 0.01% | NMT 0.02% m/m | BP |
| 18 | Residue on evaporation | 8 ppm | NMT 20ppm | BP |
| 19 | Appearance of solution | Complies | Clear and colourless. | BP |