Name:Risedronate Sodium
CAS:115436-72-1
M.F:C7H10NNaO7P2
M.W:305.09
Appearance:White crystalline powder
Used for APIsThe detailed specifications are as below:
| InspectionItem | InspectionStandard | ||
| description | whiteoroff-whitepowder | ||
| Identification | A.ThesamplepresentsthesamecharacteristicbandsthatthestandardinreferencewhenisexaminedbyI.R. | ||
| B.ThetimeofretentionofthemainpeakofthechromatogrambyHPLCissimilartothestandardofthesodiumtreatedinthesameconditions. | |||
| water | 11.9%~13.9% | ||
| Solubility | Solubleinwaterandinaqueoussolutions,insolubleincommonorganicsolvents | ||
| PH | 4.0~5.0 | ||
| HeavyMetals | ≤20ppm | ||
| RelatedSubstances | RisedronaterelatedcompoundB≤0.1% | ||
Individualimqurity≤0.1% |