| M | 122.12 |
|---|---|
| b.p | 249°C |
| m.p | 121-123°C |


| Colorless to white solid | Complying |
| Assay (T) | 99.5-100.5%w/w |
| Residue after ignition | <= 0.005% |
| Insolubles in MeOH | <= 0.005% |
| Chlorinated compounds | <= 0.005% |
| Heavy metals (as Pb) | <= 0.0005% |
| Subs. reducing KMnO4, Passes ACS test | Complying |