Table 1.

Box-Behnken matrix with yield and MBN.

Runs	Factors			Responses
	A: Conc. (mg/L)	B: Temp. (°C)	C: Time (min)	Yield (%)	MBN (mg/g)
1	0.3	600	105	24.70	17.06
2	0.1	700	105	23.25	31.18
3	0.3	500	90	22.00	25.29
4	0.3	600	105	25.95	16.98
5	0.1	500	105	19.35	14.12
6	0.5	500	105	23.05	30.00
7	0.5	600	120	23.33	25.98
8	0.3	600	105	23.30	16.39
9	0.3	600	105	23.40	16.96
10	0.1	600	90	27.75	3.76
11	0.5	700	105	27.05	8.24
12	0.3	700	120	25.70	7.53
13	0.1	600	120	27.85	4.71
14	0.5	600	90	32.30	35.88
15	0.3	700	90	28.75	10.59
16	0.3	500	120	17.90	4.12
17	0.3	600	105	26.65	15.07