结果：可检出雌三醇栓的杂质斑点。

Result: Impurity of estriol suppository can be detected by the method.

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方法：用薄层色谱法进行了雌三醇梯度试验，雌三醇栓的破坏试验及稳定性检查。

Method: Gradient test of estriol, destroying test and examining stability of estriol suppository were carried out by using thin-layer chromatography.

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