市售大黄、半夏、红花、茯苓掺伪的快速鉴别方法

目的：针对大黄、半夏、红花、茯苓等4种市售中药材和中药饮片容易出现假冒伪劣的现象，运用简单实用的真伪鉴定方法进行快速鉴别，准备应用于本科教学实验中，将极大地调动学生的学习兴趣，提高学生对常用中药材的真伪鉴别能力，又可以通过简单有效的真伪鉴定方法打击市场的掺伪品，保证临床使用安全有效。方法：采用性状、显微、理化、薄层鉴别等简单实用的真伪鉴定方法进行快速鉴别。结果：4种中药材和中药饮片及其伪品或掺伪品在显微特征、色谱行为、理化反应结果上有明显差别。结论：4种中药材和中药饮片掺伪严重，仅凭肉眼进行性状鉴定难以辨别，而用水试、显微鉴别、薄层鉴别等方法则较容易快速有效的区别。

The Rapid identification of four Adulterated Breed Herbals

Objective： Using simple and practical identification, to identify the forged and fake commodities of commercially available Rhei radix et Rhizome,Pinelliae Rhizoma,Carthami Flos and Poria. Methods： morphological, chemical histological identification and TLC were used. Results： There are significant differences between the genuine and the fake medicine or Pieces in the aspects of microscopic characteristics, chromatographic behavior and chemical reactions. Conclusion： Using methods like water test, microscopic identification and TLC would be easily and effectively.