CAS number:68-35-9
Molecular formula:C10H10N4O2S
molecular weight:250.28
Chemical structure:
|
Name of Product: |
Sulfadiazine/Sulphadiazine | |
| Shelf Life: | 3 years | |
| Specification: | BP2007 | |
|
Test Items |
Specification | Results of Analysis |
| Description |
White, yellowish-white or pinkish-white, crystalline powder or crystals, it melts at about 255℃, with decomposition |
Conforms |
| identification | A. The infrared absorption spectrum concordant with the spectrum of sulfadiazine CRS. | Meets test A |
| B. The principal spot in TLC chromatogram obtained in position and size corresponds with sulfadiazine CRS. | Meets test B | |
|
Heavy metals |
≤20ppm(Pb) | <20PPM |
| Acidity | ≤0.2ml (0.1mol/LNaOH) | <0.2ml |
| Color of Solution | ≤Y5BY5GY5 | <Y5 |
| Related Substances | Single impurity≤0.5% | <0.5% |
| Loss on Drying | ≤0.5% | 0.12% |
| Suphated ash | ≤0.1% | 0.06% |
| Assay | 99.0% to 101.0% (on the dried basis) | 99.62% |