| M | 78.13 |
|---|---|
| D | 1.1 |
| b.p | 189 °C |
| m.p | 18.4 °C |

| Clear colorless liquid | Complying |
| Color (APHA Pt-Co) | <= 10 |
| Assay (GC on anhydrous basis) | >= 99.9% |
| Acidity | <= 0.0006meq/gr |
| Water (KF) | <= 0.05%w/w |
| Residue after evaporation | <= 0.001%w/w |
| UV Trans. 263nm | >= 10% |
| UV Trans. 270nm | >= 40% |
| UV Trans. 290nm | >= 70% |
| UV Trans. 310nm | >= 90% |
| UV Trans. 330nm | >= 95% |
| UV Trans. 350-400nm | >= 98% |