| M | 58.08 |
|---|---|
| D | 0.790 |
| b.p | 56 °C |
| m.p | -95 °C |


| Clear colorless liquid | Complying |
| Acidity (as Acetic acid) | max. 0.002% |
| Fluorescence 365nm (as Quinine) | max. 1ppb |
| Assay (GC on anhydrous basis) | min. 99.9% |
| Residue after evaporation | max. 0.0005%w/w |
| Water (KF) | max. 0.2%w/w |
| UV Trans. 335nm | min. 60% |
| UV Trans. 340nm | min. 90% |
| UV Trans. 350nm | min. 98% |