Table 1.

Box-Behnken Response Surface Test Design and Results.

Run	A	B(%)	C(min)	D(W)	Y1(mg/g)	Y2(mg/g)	CEV
1	0	0	0	0	218.53	31.54	111.46
2	1	−1	0	0	176.77	7.10	79.62
3	−1	0	0	−1	183.06	21.98	90.83
4	0	0	0	0	229.02	30.62	115.42
5	1	0	1	0	208.33	32.54	107.67
6	0	0	−1	−1	188.75	30.94	98.39
7	0	−1	0	−1	176.03	6.29	78.84
8	−1	−1	0	0	169.40	6.55	76.16
9	0	1	0	1	202.52	21.28	98.75
10	−1	0	0	1	179.53	20.13	88.26
11	0	0	0	0	223.72	32.37	114.16
12	−1	1	0	0	172.70	22.44	86.67
13	1	1	0	0	209.74	28.04	105.70
14	0	1	1	0	201.11	24.28	99.86
15	0	1	−1	0	193.69	21.22	94.94
16	0	0	0	0	219.83	29.95	111.11
17	1	0	0	1	221.52	24.07	108.46
18	1	0	−1	0	206.45	29.34	105.04
19	0	0	1	1	201.82	24.82	100.47
20	0	−1	−1	0	195.46	9.26	88.85
21	1	0	0	−1	187.13	29.10	96.65
22	0	0	−1	1	203.23	22.86	99.96
23	−1	0	1	0	191.07	28.85	98.18
24	0	−1	0	1	190.87	7.92	86.11
25	0	0	1	−1	190.16	26.94	96.70
26	0	1	0	−1	171.08	21.58	85.48
27	0	−1	1	0	186.98	8.32	84.68
28	0	0	0	0	227.25	32.37	115.67
29	−1	0	−1	0	170.34	26.85	88.18