CAS number： 2447-57-6
Molecular formula： C12H14N4O4S
molecular weight： 2447-57-6
Chemical structure：
| Products name : sulphadoxine | STANDARD EP5/BP2004/USP30 | Meets |
| TESTS | SPECIFICATION | RESULTS |
| Description | White or yellowish-white crystalline pwder | 196.6-197.6℃ |
| identification | Positive | |
| Clarity | ≤1FTU | <0.2ml/g |
| Solution | ≤Y5、BY5 OR GY5 | <0.5%< span=""> |
| Acidity | Acidity | <20ppm< span=""> |
| Related substances | Related substances | <0.014%< span=""> |
| Heavy metals | ≤20ppm | 0.29% |
| 4.6-dichloro-5-methoxypyridine | ≤0.014% | 0.29% |
| Lose on drying | ≤0.5% | 0.05% |
| Sulphated ash | ≤0.1% | 99.26% |
| Assay | The dried aubstance | |
| Conclusion meets EP5/BP2004/USP30 | ||
