Table 2.

Design and results of response surface experiment.

No.	Factor (A)	Factor (B)	Factor (C)	Response results
	Extraction time (min)	Extraction temperature (°C)	Liquid/solid ratio (mL/g)	POM (mg/g)	CIM (mg/g)	5OM (mg/g)	Total (mg/g)
1	20	60	20	3.3123	0.5494	3.2338	7.0955
2	30	60	30	3.3942	0.5403	3.0975	7.0320
3	30	70	40	3.0928	0.4535	3.0123	6.5586
4	30	60	30	3.3462	0.5302	3.2272	7.1036
5	40	60	40	2.4444	0.3729	3.0204	5.8377
6	40	60	20	3.4690	0.4810	2.7944	6.7444
7	30	60	30	3.0979	0.4891	2.8863	6.4733
8	30	60	30	3.0862	0.4919	2.8187	6.3968
9	30	50	40	2.5060	0.3819	3.1500	6.0379
10	40	70	30	3.2304	0.5479	3.1955	6.9738
11	20	60	40	3.5717	0.5207	3.1513	7.2437
12	30	50	20	3.5895	0.5355	3.2067	7.3317
13	30	70	20	3.4018	0.4918	2.7608	6.6544
14	30	60	30	3.3099	0.5095	2.8514	6.6708
15	40	50	30	3.3967	0.5365	3.2435	7.1767
16	20	70	30	2.6601	0.4256	3.3167	6.4024
17	20	50	30	2.4772	0.3969	3.0350	5.9091