1 | Description | clear colourless viscous liquid. Absorbs moisture when exposed to moist air. | clear colourless viscous liquid. Absorbs moisture when exposed to moist air. (USP-NF) |
2 | Solubility | Passes | Miscible with water and with many organic solvents, including alcohol, ether, chloroform, acetone, and hexanes. (USP-NF) |
3 | Identification A (By IR) | Complies | IR spectra of the sample should be concomitant with IR spectra of the corresponding standard. (USP-NF) |
4 | Identification B (By GC ) | Complies | The retention time of the major peak of the Sample solution corresponds to that of the Standard solution. (USP-NF) |
5 | Assay (By GC) | 99.8% | 98.0% - 102% (On anhydrous basis) (USP-NF) |
6 | Organic impurities : Acetone | 0.01% | NMT 0.1% (USP-NF) |
7 | Organic impurities : 2-Propanol | Not detected | NMT 0.1% (USP-NF) |
8 | Organic impurities : 4-Methylpentan-2-one | Not detected | NMT 0.1% (USP-NF) |
9 | Organic impurities: 4-Methylpentan-2-ol | Not detected | NMT 0.1% (USP-NF) |
10 | Organic impurities: Diacetone alcohol | Not detected | NMT 0.1% (USP-NF) |
11 | Organic impurities; Any other individual impurity | 0.02% | NMT 0.1% (USP-NF) |
12 | Organic impurities; Total impurities | 0.1% | NMT 1.0% (USP-NF) |
13 | Specific gravity | 0.920 | 0.917 - 0.923 (USP-NF) |
14 | Refractive index | 1.426 | 1.424 - 1.430 (USP-NF) |
15 | Acidity | 0.08 ml of 0.10 N sodium hydroxide | NMT 0.20 ml of 0.10 N sodium hydroxide should require. (USP-NF) |
16 | Water | 0.035% | NMT 0.5% (USP-NF) |