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CAS number： 5593-20-4
Molecular formula： C28H37FO7
molecular weight： 504.58800
Chemical structure：
| Product name | Carbasalate Calcium | |
| Shelf life |
2 years |
|
| Testing Items | Testing Specifications | Testing Results |
| Characters | White or almost white, crystalline powder. | White, crystalline powder. |
| Identification | Infrared spectrum should be the same as the spectrum for reference spectrum | Complies |
| It gives the reaction of Calcium | Complies | |
| Absorption maxima at 228nm and 276nm» specify absorbance should be 363 to 379 at 228nm and 49 to 53 at 276nm. | Complies | |
| The solution gives reaction of salicylates | Complies | |
| Heat sample with sodium hydioxide, a colour yellow or yellowwish-brown is produced and the vapour turns red litmus paper blue. | Complies | |
| Appearance of Solution | The solution is not more opalescent than reference suspension II and is colourless | Complies |
| Related substances | Impurity C should not more than 0.5% | 0.37% |
| Impurity B should not more than 0.15% | 0.02% | |
| Any unspecified impurities should not more than 0.05% | 0.02% | |
| Total impurities should not more than 0.7% | 0.40% | |
| Heavy Metals | Not more than lOppm | Complies |
| Water | Should not more than 0.1% | 0.04% |
| Assay | Contain Carbasalate Calcium | 99.9% |
| Conclusion |
The above materials are done based data meet the established specifications. |
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