Methods The Danshen, Gegen, Huangqi and Xuanshen in the prescription by TLC. and Huangqijiagan was determined by the Dual wave-length TLC scanning.

• 方法:采用薄层色谱法对处方中的丹参、葛根、黄芪和玄参等进行了定性鉴别;用双波长薄层扫描法测定制剂中黄芪甲苷的含量。