International Journal of Analytical Chemistry / 2020 / Article / Fig 1

Research Article

Simultaneous Quantitative Determination of Polyphenolic Compounds in Blumea balsamifera (Ai-Na-Xiang, Sembung) by High-Performance Liquid Chromatography with Photodiode Array Detector

Figure 1

Effects of the extraction method, solvent type, and solvent volume on the extraction efficiency of 18 constituents in the leaves of B. balsamifera (1, Rutin; 2, Hyperoside; 3, Isoquercitrin; 4, 3,3′,5,7-Tetrahydroxy-4′-methoxyflavanone; 5, 3′,5,5′,7-Tetrahydroxyflavanone; 6, Quercetin; 7, 3,3′,4′,5-Tetrahydroxy-7-methoxyflavanone; 8, Chrysosplenol C; 9, Diosmetin; 10, Tamarixetin; 11, 3,5,7-Trihydroxy-3′,4′-dimethoxyflavone; 12, 3,3′,5-Trihydroxy-4′,7-dimethoxyflavanone; 13, Blumeatin; 14, Rhamnetin; 15, 3′,4′,5-Trihydroxy-3,7-dimethoxyflavone; 16, Xanthoxylin; 17, Ombuin; 18, 3,5-Dihydroxy-3′,4′,7-trimethoxyflavone). When one parameter was determined, the others were set at the default value.

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