Investigation of the Chemical Changes from Crude and Processed Paeoniae Radix Alba-Atractylodis Macrocephalae Rhizoma Herbal Pair Extracts by Using Q Exactive High-Performance Benchtop Quadrupole-Orbitrap LC-MS/MS
Figure 1
Total ion chromatograms of crude (a) and processed (b) Paeoniae Radix Alba obtained from both positive and negative ion modes.