Table 2.

Box-Behnken experiment design applied to the decolorization process

Run	HBT (mM)	pH	Dye (mg/L)	Enzyme (U/mL)
1	0.2	3	100	0.6
2	1	3	100	0.6
3	0.2	6	100	0.6
4	1	6	100	0.6
5	0.6	4.5	50	0.2
6	0.6	4.5	150	0.2
7	0.6	4.5	50	1
8	0.6	4.5	150	1
9	0.2	4.5	100	0.2
10	1	4.5	100	0.2
11	0.2	4.5	100	1
12	1	4.5	100	1
13	0.6	3	50	0.6
14	0.6	6	50	0.6
15	0.6	3	150	0.6
16	0.6	6	150	0.6
17	0.2	4.5	50	0.6
18	1	4.5	50	0.6
19	0.2	4.5	150	0.6
20	1	4.5	150	0.6
21	0.6	3	100	0.2
22	0.6	6	100	0.2
23	0.6	3	100	1
24	0.6	6	100	1
25	0.6	4.5	100	0.6
26	0.6	4.5	100	0.6
27	0.6	4.5	100	0.6