| M | 122.17 |
|---|---|
| m.p | ~111°C |

| White to off-white powder | Complying |
| Solubility (10% in Methanol) | Complying |
| Assay (GC on anhydrous basis) | >= 99% |
| Melting point | 108-112°C |
| Water (KF) | <= 0.1%w/w |
| Identity (IR) | Complying |
| Iron (Fe) | <= 0.1ppm |
| Magnesium (Mg) | <= 0.1ppm |
| Lead (Pb) | <= 0.1ppm |
| Zinc (Zn) | <= 0.1ppm |