Studies on Chromatographic Fingerprint and Fingerprinting Profile-Efficacy Relationship of Polygoni Perfoliati Herba

<table>HCA results of the 51 batches of PPH samples based on the PA/W values of the thirteen common peaks. Ward’s method was applied, and square Euclidean distance was selected as the measurement.</table>

Evidence-Based Complementary and Alternative Medicine

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Figure 2

Figure 2: Studies on Chromatographic Fingerprint and Fingerprinting Profile-Efficacy Relationship of Polygoni Perfoliati Herba 