Research Article

Rapid Identification of Characteristic Chemical Constituents of Panax ginseng, Panax quinquefolius, and Panax japonicus Using UPLC-Q-TOF/MS

Figure 3

Chromatogram BPI diagram of PG, PJ, and PQ under negative ions (a) PG, (b) PQ, and (c) PJ.
(a)
(b)
(c)