Thin layer division and contrast is the foundation for the enforcement of oil field development scheme, but general method of thin layer division and contrast have certain limitation.
小层划分与对比是油田开发方案实施的基础，常用的方法都有一定的局限性。
Objective: To establish the thin layer distinguish method for Penqiangxiao capsule .
目的：建立盆腔消胶囊的薄层鉴别方法。
Results: Qualitative analysis of Jieyin liquid by thin-layer chromatography was a simple method which presented clear image, complete spots and good repeatability.
结果：应用薄层色谱法对本品中大黄、苦参的定性鉴别，方法简便、图象清晰、斑点圆整、重现性好。
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