1 | Appearance | Clear, colourless, volatile liquid. | Clear,colourless, volatile liquid. |
2 | Solubility | Passes | Sparingly soluble in water, miscible with ethanol (96%) |
3 | Identification A (Relative density, 20°C) | 1.325 | 1.320 to 1.332 |
4 | Identification B (Refractive index, 20±0.5°C) | 1.424 | 1.423 to 1.425 |
5 | Identification C (By IR) | Complies | IR spectra of the sample should be concomitant with IR spectra of standard. |
6 | Identification D (By chemical test) | Complies | A voilet color should produce. |
7 | Identification E (By Chemical test for chloride) | Complies | A curdled, white precipitate should form which dissolves in ammonia |
8 | Acidity | 0.12 mL of 0.1M sodium hydroxide | Not more than 0.15 mL of 0.1M sodium hydroxide should require to change the color of indicator to blue |
9 | Relative density, 20°C | 1.325 | 1.320 to 1.332 |
10 | Refractive index, 20°C ± 0.5°C | 1.424 | 1.423 to 1.425 |
11 | Ethanol, 2-methylbut-2-ene and volatile impurities: Ethanol | Not detected | 2.0% v/v max |
12 | Ethanol, 2-methylbut-2-ene and volatile impurities: 2-methylbut-2-ene | 43 ppm | 300 ppm v/v max. |
13 | Impurity A (Carbon tetrachloride) | Not detected | 10 ppm v/v max |
14 | Impurity B (Chloroform) | Not detected | 50ppm v/v max |
15 | Sum of impurities other than ethanol and 2-methylbut-2-ene | 0.004% | 0.1% v/v max |
16 | Free Chlorine (Cl) | Complies | No blue colour should develop |
17 | Water | 0.0079% | 0.02% m/m max |
18 | Residue on evaporation | 10ppm | 20ppm max |
19 | Appearance of solution | Passes | Clear and colourless. |