Research Article

Simultaneous Determination of 5 Components in the Leaves of Dimocarpus longan by Quantitative Analysis of Multicomponents by Single Marker (QAMS) Based on UPLC and HPLC

Figure 1

The structures of 5 marker constituents. (a) C1: ethyl gallate. (b) C2: astragalin. (c) C3: quercetin. (d) C4: luteolin. (e) C5: kaempferol.
(a)
(b)
(c)
(d)
(e)