| 1 | Appearance/Description | A clear, colorless, odorless, hygroscopic liquid. | A clear, colorless, odorless, hygroscopic liquid or crystals. |
| 2 | Solubility | Complies | Soluble in water,Miscibile with ethanol (96 per cent). |
| 3 | Identification (By IR) | Complies | IR spectra of the sample should be concomitant with IR spectra of the corresponding standard |
| 4 | Identification (By chemical test 1) | Complies | A deep violet, crystalline solid should obtaine which should soluble in chloroform,yield a red solution. |
| 5 | Identification (By chemical test 2) | Complies | The colour changes to green or bluish-green.cool.The colour changes to greenish-yellow |
| 6 | Identification (by Relative density, 20°C) | 1.101 | 1.100-1.104 |
| 7 | Identification (By Refractive index, 20±0.5°C) | 1.478 | 1.478-1.480 |
| 8 | Specific gravity, 25°C | 1.096 | Between 1.095 to 1.101 |
| 9 | Relative density, 20°C | 1.101 | 1.100-1.104 |
| 10 | Refractive index (20°C ± 0.5°C) | 1.478 | 1.478-1.480 |
| 11 | Refractive index, 25°C | 1.4760 | 1.4755-1.4775 |
| 12 | Freezing point | 18.3°C | NLT 18.3°C |
| 13 | Acidity | Complies | Not more than 5.0 ml of 0.01N sodium hydroxide should consume |
| 14 | Water (By KF) | 0.05% | NMT 0.1 % |
| 15 | UV absorbance profile (10mm cell)@270nm-350nm | Complies | The spectrum is smooth with no absorption maxima |
| 16 | UV absorbance ratio (A285nm/A275nm) | 0.38 | NMT 0.65 |
| 17 | UV absorbance ratio (A295nm/A275nm) | 0.24 | NMT 0.45 |
| 18 | UV absorbance profile (10mm cell)@275nm | 0.082 | NMT 0.20 |
| 19 | UV absorbance profile (10mm cell)@285nm | 0.031 | NMT 0.20 |
| 20 | UV absorbance profile (10mm cell)@295nm | 0.020 | NMT 0.20 |
| 21 | Limit of Non volatile residue | 0.003% | NMT 0.01% |
| 22 | Related compunds / Related substances - Total impurities | 0.03% | NMT 0.10% |
| 23 | Related substance (Unspecified impurities) | 0.004% | NMT 0.10% |
| 24 | Assay (Anhydrous basis) | 99.96% | NLT 99.9 % |
| 25 | Total aerobic microbial count | Less than 100 CFU/mL | NMT 100 CFU/mL |
| 26 | Total Yeast and mold count | Less than 100 CFU/mL | NMT 100 CFU/mL |
| 27 | Bacterial endotoxin | Less than 1 EU/mL | NMT 1 EU/mL |