| M | 72.11 |
|---|---|
| D | 0.806 |
| b.p | 80 °C |
| m.p | -87 °C |


| Clear colorless liquid | Complying |
| Assay (GC on anhydrous basis) | >= 99.5% |
| Acidity (as Acetic acid) | <= 0.002% |
| Density (20°C) | 0.795-0.805g/ml |
| Residue after evaporation | <= 0.0005%w/w |
| Refractive index (20/D) | 1.3770-1.3820 |
| Reducing substances (as O) | <= 0.0005% |
| Water (KF) | <= 0.05%w/w |