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Methods: Herba Epimedii, Fructus Psoraleae and Bombyx mori were identified by TLC and chemistry reactions; and icariin was determined by UV.
方法：采用薄层色谱法和理化反应对其中的淫羊藿、补骨脂、原蚕蛾进行鉴别，采用紫外分光光度法测定淫羊藿苷含量。
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