Exploring Potential Chemical Transformation by Chemical Profiling Approach for Rapidly Evaluating Chemical Consistency between Sun-Dried and Sulfur-Fumigated Radix Paeoniae Alba Using Ultraperformance Liquid Chromatography Coupled with Time-of-Flight Mass Spectrometry
Figure 2
PCA score plot of sun-dried and sulfur-fumigated Radix Paeoniae Alba samples. A: blank; B: sun-dried Radix Paeoniae Alba samples; C: sulfur-fumigated Radix Paeoniae Alba samples.