Specifications :
Appearance | White to off white powder. |
Identification | Infrared absorption spectrum accord with reference substance spectrum. |
The retention time in the major peak in the chromaogram of the assay preparation corresponds to that in the chromatogram of the standard preparation. | |
Loss of drying | d 0.5% |
Residue on Ignition | d 0.1% |
Related Substances | Impurity A d 0.2% |
Impurity B d 0.3% | |
Impurity C d 1.00% | |
Other Impurity d 0.1% | |
Total Impurity d 1.5% | |
Assay (on dried basis) | 97% ~ 101.5% |