Methods:Nine experiments were carried out by L_9(3~4)orthogonal design,Prunus armeniaca dispensing granules was identified by TLC and the content of amygdalin was determined by HPLC.

• 方法:采用L9(34)正交设计安排实验,用薄层色谱(TLC)进行定性鉴别,用高效液相色谱(HPLC)法进行含量测定。