highly significantp < 0.05
The quadratic terms of extraction time (A), extraction power (B) and ethanol concentration (C) had highly significant effects on the response values ( p < 0.05), according to the ANOVA of the model.
The quadratic terms of extraction time (A), extraction power (B) and ethanol concentration (C) had highly significant effects on the response values ( p < 0.05), according to the ANOVA of the model.
Selection of Elution Flow Rate As can be seen in Figure 5 C, when the elution flow rate was increased from 1 mL/min to 5 mL/min, the SDTB transfer rate showed an increasing trend.