Research Article

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

Figure 8

Effect of ultrasonic time, extraction conditions: sample amount, 50 mg; molar ratio, 1 : 2; DES volume, 1.5 mL; ultrasonic temperature, 60°C; and ultrasonic time, 30 min.