“经痛消颗粒”中主要中药成分有延胡索。延胡素含有多种生物碱。采用容量法可对所含总生物碱进行含量测定，但专属性差，且操作较繁琐，测定结果误差大；采用薄层色谱扫描法测定，以延胡索乙素为指标，样品处理简便、快速、准确，结果可靠，可用于控制产品质量。1仪器与试药日 The main traditional Chinese medicine ingredient in Jingtongxiaoyin is Corydalis. Yanhusu contains a variety of alkaloids. Volumetric method can be used to determine the content of total alkaloids contained, but the specificity is poor, and the operation is more cumbersome, the measurement error is large; using thin layer chromatography scanning method, using tetrahydropalmatine as an indicator, the sample processing is simple, rapid, accurate The result is reliable and can be used to control product quality. 1 Instrument and reagent day