克咳片中麻黄的质量标准研究目 录摘要...............................................................I-1 前言..............................................................12 材料与仪器........................................................32.1 材料............................................................32.2 仪器............................................................33 方法及结果........................................................43.1 显微鉴别........................................................43.2 薄层色谱鉴别....................................................43.3 盐酸麻黄碱和盐酸伪麻黄碱含量测定.................................54 讨论.............................................................154.1 关于显微鉴别方法讨论............................................154.2 关于薄层色谱鉴别方法讨论.......................................154.3 关于盐酸麻黄碱和盐酸伪麻黄碱含量测定方法讨论...................16参考文献...........................................................17综述...............................................................19致谢...............................................................25克咳片中麻黄的质量标准研究摘要：目的 建立克咳片中麻黄的质量标准。方法 通过对克咳片中的麻黄进行显微鉴定、薄层色谱鉴定，采用 HPLC 法测定克咳片中的盐酸麻黄碱和盐酸伪麻黄碱含量，为其质量控制提供依据。结果 完善了鉴别克咳片中盐酸麻黄碱的薄层色谱方法，改进了用 HPLC 法测定克咳片中麻黄含量的方法，经测定 5 批克咳片，盐酸麻黄碱和盐酸伪麻黄碱含量约为 3～5mg/片。结论 运用显微鉴定、薄层色谱鉴定以及盐酸麻黄碱和盐酸伪麻黄碱含量测定对克咳片中的麻黄进行鉴别的方法准确可靠，可以对克咳片中的麻黄质量作有效控制。关键词：克咳片；薄层色谱；盐酸麻黄碱；盐酸伪麻黄碱；HPLCIStudy on quality standard of Psidii Guajavae FoliumAbstract ： Objective Establish the quality standard of Ephedra in Keke tablets. Methods By microscopic identification and thin layer chromatography identification of ephedra in Keke Tablets, the HPL...
