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采用TLC法鉴别炎肿化毒片中苦玄参和肿节风，并用双波长薄层扫描法测定炎肿化毒片中苦玄参有效成分苦玄参甙IA的含量。方法简便，结果准确
TLC was used to discriminate Bitter Scrophulariaceae and tumourous knot wind in Yanmaohuaduxue tablets, and the content of IA in the effective ingredients of bitterswein and ginseng in Yanmaohuadu tablet was determined by dual-wavelength thin layer scanning. Method is simple and accurate