1 | Description | Clear, colorless, slightly viscous oily liquid. | Clear, colorless, slightly viscous oily liquid. |
2 | Solubility | Complies | Soluble in water. Miscible with ethanol, chloroform and ether. |
3 | Boiling point | 261°C | About 260°C. |
4 | Identification A (By Chemical test) | Complies | A deep red color should produce which disappear on addition of dilute mineral acid. |
5 | Identification B (By IR) | Complies | The maximum infrared absorption of triacetin should be in the range of 3960 - 2890 cm-1 and 1770 - 1720 cm-1. |
6 | Acidity | Complies | NMT 1.0 mL of sodium hydroxide (0.020 mol/L) VS should require to produce pink color. ( |
7 | Color | Complies | The substance to be examined should be colorless. Any color produced should not more intense than that of reference standard Y1. |
8 | Relative density (25°C) | 1.155 | 1.152 - 1.158 |
9 | Refractive index (20°C ± 0.5°C) | 1.431 | 1.429 - 1.432 |
10 | Arsenic | Less than 0.0005% | NMT 0.0005% |
11 | Water | 0.02% | NMT 0.2% |
12 | Assay (anhydrous basis) | 99.6% | 97.0% - 100.5% |