Research Article

Optimization of Extraction Process of Methyl Eugenol and Asarinin in Asarum with Deep Eutectic Solvent Based on the Response Surface Methodology

Figure 4

Effect of molar ratio, extraction conditions: sample amount, 50 mg; DES volume, 1.5 mL; ultrasonic temperature, 60°C; ultrasonic time, 30 min; and vortex oscillation, 5 min.