| Appearance | White fine powder |
| Purity | 99.36 % (HPLC) |
| Loss On Drying | NMT 0.5 % |
| Melting Point | 110 – 113°C |
| Heavy Metals | NMT 0.002 % |
| Residue On Ignition | NMT 0.1 % |
| Solubility | Freely soluble in acetone and in chloroform ; sparingly soluble in ether; slightly soluble in alcohol; practically insoluble in water |




