Fig. 1
From: Discriminating from species of Curcumae Radix (Yujin) by a UHPLC/Q-TOFMS-based metabolomics approach
Base peak intensity (BPI) chromatograms of representative Curcuma Radix derived from (a) C. phaeocaulis, (b) C. wenyujin, (c) C. kwangsiensis and (d) C. longa, analyzed by UPLC/Q-TOFMS in positive ion mode