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

Table 1

Gradient elution conditions.

Time (min)	Flow rate (mL·min^−1)	A (%)	B (%)
0	1.5	38	62
13	1.5	38	62
13.1	1.0	43	57
27	1.0	43	57
28	1.0	51	49
45	1.0	51	49