Optimization of Deep Eutectic Solvents Extraction of Effective Components from Phellodendron chinense Schneid by Response Surface Methodology

Table 4

Response surface test design and results.

No.	A	B	C	D	CS	No.	A	B	C	D	CS
1	200	30	60	5	90.621	16	300	20	60	5	89.201
2	400	30	60	5	90.940	17	400	30	50	3	92.687
3	400	30	50	7	94.887	18	400	20	50	5	96.399
4	200	30	50	7	87.010	19	200	30	50	3	85.626
5	400	40	50	5	93.037	20	200	20	50	5	88.029
6	300	30	50	5	85.307	21	300	20	40	5	80.024
7	300	30	60	7	94.682	22	300	30	50	5	87.474
8	300	40	40	5	81.592	23	300	20	50	3	86.081
9	300	20	50	7	89.914	24	300	40	50	3	100.000
10	200	40	50	5	88.607	25	200	30	40	5	80.240
11	300	30	60	3	85.770	26	300	30	40	7	76.724
12	300	30	40	3	81.395	27	400	30	40	5	84.117
13	300	30	50	5	89.921	28	300	40	50	7	94.677
14	300	30	50	5	90.886	29	300	40	60	5	90.095
15	300	30	50	5	83.248	—	—	—	—	—	—