A method was developed to determine hesperetin,rutin and quercetin in ginkgo biloba L.

建立了用毛细管电泳测定银杏叶片中橙皮素、芦丁和槲皮素的方法。

Crude extracts were extracted from Sophra japonica L.with 75 % alcohol.Rutin was obtained from the crude extracts by alkine extraction and acid precipitation.

用75%乙醇取了槐花米中具有抗氧化活性的粗物,然后通酸沉法从该粗物中取了芦丁,并制备了芦丁的水解产物槲皮素。