| 1 | Result:Impurity of estriol suppository can be detected by the method. | |
| 2 | RESULTS the best condition and operation method for the microbiological examination of Oestriol Suppository were determined. | |
| 3 | Conclusion:The method was simple, it was suitable for examining stability of estriol suppository . | |
| 4 | CONCLUSION The method can be used for quality control of estriol suppository . | |
| 5 | Estriol-D3, estradiol-D3 and diethylstilbestrol-D6 were used as the internal standards to reduce the matrix effects. |