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Fig. 5 | Chinese Medicine

Fig. 5

From: Simultaneous quantification of bioactive components in Chinese herbal spirits by ultra-high performance liquid chromatography coupled to triple-quadrupole mass spectrometry (UHPLC–QQQ–MS/MS)

Fig. 5

OPLS-DA score plots (a) and the corresponding S-plot (b) based on the contents of 43 analytes investigated in the Chinese herbal spirit samples produced in year 2014 and 2018. OPLS-DA score plot (c) according to the contents of 11 highlighted differentiated ions across the samples. The differentiated ions (VIP > 1 and p < 0.05) were marked in red. The compound number in the S-plot represent in the same manner as in Table 1

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