| Appearance | A white to almost white powder |
| Assay (HPLC)(OAB) | 994.64 μg/Mg |
| pH (Saturated aqueous solution) | 3.5 – 4.5 |
| Water content (by KF) | NMT 1.0% |
| Solubility | Freely soluble in acetone, in chloroform, in dehydrated alcohol and in methanol; Slightly soluble in ether; Very Slightly soluble in water |




