Citation: Wei Xi YAO, Xiang Mei CHENG, Yuan Qi ZHANG. DETERMINATION OF FLAVONOID COMPOUNDS IN GINGKO BILOBA LEAVES SUPERCRITICAL FLUID EXTRACTION AND HIGH PERFORMANCE LIQUID CHROMATOGRAPHY (SFE/HPLC)[J]. Chinese Chemical Letters, ;1995, 6(7): 589-592. shu

DETERMINATION OF FLAVONOID COMPOUNDS IN GINGKO BILOBA LEAVES SUPERCRITICAL FLUID EXTRACTION AND HIGH PERFORMANCE LIQUID CHROMATOGRAPHY (SFE/HPLC)

Research Center for Eco-Environmental sciences, Chinese Academy of sciences, Beijing 100085

Received Date: 5 January 1995

This paper discussed the determination method of flavonoid compounds in Gingko biloba leaves with supercritical CO₂ and HPLC, The method is simple and accurate.It can eliminate the toxicity of residual solvents in organic solvent extracts.The average recovery is 87.3%(n=4), relative standard deviation(RSD)is 5.4% and the method detection limit(MDL)is 28ppb.The flavonoid content determined was 1.4%(w/w)in Gingko biloba leaves.
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