| 1 | Objective To observe the extraction and purification of chlorogenic acid from leaves of Eucommia ulmoides. | |
| 2 | The sedative and hypnotic effects of ethyl acetate extracts of eucommia male flowers were studied. | |
| 3 | It went on to replace rubber, shellac and guttapercha as an insulator. | |
| 4 | An HPLC method for the quantitative determination of chlorogenic acid in Eucommia leaf was investigated. | |
| 5 | The results showed that Eucommia ulmoides flavonoids is of great exploitable value. |