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

Figure 1

Chemical structure of the standard compounds in the present study. (a) 3,4-Dihydroxyphenylethyl alcohol glycoside; (b) salidroside; (c) chlorogenic acid; (d) liriodendrin.

(a)

(b)

(c)

(d)