BioMed Research International / 2020 / Article / Fig 5

Research Article

A Study of the Ionic Liquid-Based Ultrasonic-Assisted Extraction of Isoliquiritigenin from Glycyrrhiza uralensis

Figure 5

Response surface plots revealing the impact of the indicated variables on analyte extraction rates: (a) interactions between [BMIM]Br concentrations and duration of ultrasonication; (b) interactions between [BMIM]Br concentrations and solid-liquid ratio values; (c) interaction between ultrasonication duration and solid-liquid ratio.
(a)
(b)
(c)

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