 |
 |
|
|
|
| Trimethoprim |
 |
| Trimethoprim |
 |
| 738-70-5 |
 |
| cure pneogaster infection, chronic senile bronchitis, bacillary dysentery, urinary tract infection, pyelon-dphristis, enteritis typhoid, gonorrhea and some specific lesion etc |
 |
Items of analysis Specification Results
Appearance White or yellowish white powder Complies
Assay(on dry matter): 98.5%-101% 99.30%
Related substances ≤0.2% ＜0.2%
Melting point 199-203℃ 201-202℃
Color of solution ≤BY7 ＜BY7
Loss on drying ≤1.0 0.11
Heavy metals ≤20ppm ＜20ppm
Sulfated ash ≤0.1% 0.03%
Conclusion conform to BP98
|
|
|
|
|
|
