Study on the Effect of Deep Eutectic Solvent Liquid Phase Microextraction on Quality Standard, Antitussive, and Expectorant of Sangbaipi Decoction

<div>Effects of various factors on the extraction rate of palmatine, berberine, and baicalein in SD. (a) Effect of the molar ratio of DES, (b) effect of the DES volume, (c) effect of the THF volume, and (d) effect of the vortex time.</div>

Journal of Analytical Methods in Chemistry

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Figure 3: Study on the Effect of Deep Eutectic Solvent Liquid Phase Microextraction on Quality Standard, Antitussive, and Expectorant of Sangbaipi Decoction 

Figure 3 | Study on the Effect of Deep Eutectic Solvent Liquid Phase Microextraction on Quality Standard, Antitussive, and Expectorant of Sangbaipi Decoction 