Simultaneous Determination of Four Active Ingredients in Sargentodoxa cuneata by HPLC Coupled with Evaporative Light Scattering Detection

Figure 3

HPLC chromatograms diagrams. Sample at 271 nm (a); sample with ELSD (b); standard solution with ELSD (c). Peak: (1) 3,4-dihydroxyphenylethyl alcohol glycoside; (2) salidroside; (3) chlorogenic acid; (4) liriodendrin.

(a)

(b)

(c)