| Appearance | White powder |
| Purity / Analysis Method | 99.7% (HPLC) (on anhydrous and solvent free basis) |
| Residue on Ignition | NMT 0.10%w/w |
| Water content by KF | NMT 0.4%w/w |
| Solubility | Very slightly soluble in water,; Free soluble in methylene chloride and acetone |



