Taking Acer truncatum Bunge leaves as the raw material, the best enzyme was screened from different enzymes for extracting the chlorgenic acid.

Objective:To develop a HPLC quantitative method for the determination of chlorgenic acid and baicalin in Yinhuang Oral liquid.

OBJECTIVE To establish an HPLC method for the determination of Chlorgenic acid in Yanhouning spray.

At the same time,method was founded to determime ancentration of chlorogenic acids with UV-VIS Spectrophotometer.

Methods Artemisia Annuae oil,Menthol,Chlorogenic Acids,Gallic Acid and Glycyrrhizic Acid in HuangJing YanHou Tablet were identified by TLC.

Determination of Caffeotannic acid in Xiaoerqingjie Granules with HPLC;

OBJECTIVE To establish the method for determinating the content of caffeotannic acid in Fukangning Soft Capsule.

Caffeotannic acid showed a good linearrelationship at the range of 112～1120 ng(r=0.

Advances in research on chlorogenic acid;

Research on ultrasound-assisted extraction of chlorogenic acid from sunflower seeds;

Separation and purification of chlorogenic acid from enzymatic hydrolysis system of sunflowerseed kernel;

Determination of total chlorogenic acid in shuanghuanglian oral liquid by second order derivative spectrophotometry;

Content of total flavonoids and total chlorogenic acid in the endangered plant Sinocalycanthus chinensis and their correlations with the environmental factors;