1 | Appearance/Description | Transparent, clear, colorless, mobile, volatile liquid, having a characteristic odor. Is flammable. Clear, colourless liquid. | Transparent, clear, colorless, mobile, volatile liquid, having a characteristic odor. Is flammable .Clear, colourless liquid. |
2 | Solubility | Passes | Miscible with water, with alcohol, with ether & with chloroform and with ethanol (96%) |
3 | Identification by Relative density, 20°C | 0.786 | 0.785 to 0.789 |
4 | Identification (By Refractive index, 20±0.5°C) | 1.377 | 1.376 to 1.378 |
5 | Identification by IR | Complies | IR spectra of the sample should be concomitant with IR spectra of the corresponding standard |
6 | Identification by Chemical test | Complies | The entire sulfuric acid layer should turn violet. |
7 | Identification By GC Chromatogram | Complies | The retention time of the major peak of sample solution corresponds to reference 2-propanol standard. |
8 | Specific gravity,25°C | 0.784 | Between 0.783-0.787 |
9 | Assay (GC) | 99.99% | Not less than 99.0% |
10 | UV absorbance profile (10mm cell) at 230nm | 0.148 | 0.30 max |
11 | UV absorbance profile (10mm cell) at 250nm | 0.034 | 0.10 max |
12 | UV absorbance profile (10mm cell) at 270nm | 0.009 | 0.03 max |
13 | UV absorbance profile (10mm cell) at 290nm | 0.005 | 0.02 max |
14 | UV absorbance profile (10mm cell) at 310nm | 0.005 | 0.01 max |
15 | Benzene and related substances, (Benzene) | Not detected | 2ppm max |
16 | Benzene and related substances, (Total impurity apart from 2-butanol) | 0.03% | 0.3% max |
17 | Acidity or Alkalinity | Complies | Not more than 0.6 mL of 0.01 M sodium hydroxide should require to change the colour of the indicator to pale pink |
18 | Peroxides | Complies | No colour developes |
19 | Non-volatile substances | 8ppm | 20ppm max |
20 | Water (By KF) | 0.053% | 0.5% max |
21 | Limit of volatile impurities (Each individual impurity) | 0.005% | Not more than 0.1% |
22 | Limit of volatile impurities (Total impurity) | 0.01% | Not more than 1.0% |
23 | Appearance of solution | Passes | Solution of 1 mL sample in 20 mL of water should be clear and colorless. |