| M | 45.04 |
|---|---|
| D | 1.13 |
| b.p | 210 °C |
| m.p | 2-3 °C |

| Clear colorless liquid | Complying |
| Assay (GC on anhydrous basis) | >= 99.5% |
| Color (APHA Pt-Co) | <= 10 |
| Acidity (as HCOOH) | <= 0.02% |
| Water (KF) | <= 0.05%w/w |
| Copper (Cu) | <= 0.0001% |
| Heavy metals (as Pb) | <= 0.0001% |
| Iron (Fe) | <= 0.0001% |
| Zinc (Zn) | <= 0.0001% |