1 | Appearance | Clear, colorless, volatile, hygroscopic liquid. | Clear, colorless, volatile, hygroscopic liquid. |
2 | Solubility | Complies | Miscible with water and with methylene chloride. |
3 | Boiling point | 65°C | About 64°C |
4 | Identification A (By Refractive index, 20±0.5°C) | 1.329 | 1.328 to 1.330 |
5 | Identification B (By IR) | Complies | IR Spectra of the sample should be concomitant with IR spectra of the corresponding standard |
6 | Appearance of solution | Complies | Clear and colorless |
7 | Acidity or alkalinity | Complies | Not more than 0.9ml of 0.01M sodium hydroxide should require to change the color of the indicator to pink |
8 | Relative density (20°C) | 0.791 | 0.791 to 0.793 |
9 | UV absorbance profile (10mm cell) at 230nm | 0.117 | NMT 0.15 |
10 | UV absorbance profile (10mm cell) at 250nm | 0.028 | NMT 0.05 |
11 | UV absorbance profile (10mm cell) at 270nm | 0.009 | NMT 0.02 |
12 | UV absorbance profile (10mm cell) at 290nm | 0.004 | NMT 0.01 |
13 | Impurity A (Benzene) | Not detected | NMT 2ppm v/v |
14 | Related substances (Any impurity) | 0.002% | NMT 0.1% |
15 | Related substances (Total impurity) | 0.01% | NMT 0.3% |
16 | Reducing substances | Complies | The pink color should not be discharge completely within 5 min |
17 | Residue on evaporation | 4ppm | NMT 10ppm |
18 | Water | 0.02% | NMT 0.10% |