FOOD SCIENCE ›› 2003, Vol. 24 ›› Issue (1): 112-114.

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Determination of Content of Total Flavonoids in Cili and Resources Development Prospect

 DU  Wei, LIU  Guo-Wen   

  • Online:2003-01-15 Published:2011-12-13

Abstract: Object:To provide scientific basis for further developing and using ric h Cili resources in Guizhou.Methods:The content of total flavon oids was measured,using rutin as con trol and aluminumtrichloride as colori-metricreagentandcolorimetricass ayat420nm.Result:Theoptimumextr actionconditions were:toextract4hwith65%C 2 H 5 OH?with extract volume 100ml everytime .The content of total flavonoid of1?2and 3were 0.773%?0.874%and0.893%respectively.Con dition:Theoptimumextractionmeth odwas efficient.Thedeteminationo f the flavonoid content was simple,steady,accurate and reproducible.

Key words: Cili, total flavonoids, orthogonal design test, determination