Table 6 Central composite design of the most significant medium components for PGase production
Run | Factor 1 | Factor 2 | Factor 3 | Response 1 |
|---|---|---|---|---|
A: Temperature | B: pH | C: inoculum age | Pectinase activity | |
1 | 45 | 3 | 3 | 22 |
2 | 45 | 3 | 6.4641 | 20 |
3 | 53.6603 | 3 | 3 | 15 |
4 | 40 | 5 | 1 | 16 |
5 | 45 | 3 | 3 | 22 |
6 | 36.3397 | 3 | 3 | 15 |
7 | 40 | 1 | 1 | 5 |
8 | 50 | 1 | 5 | 9 |
9 | 45 | 3 | 0.464102 | 16 |
10 | 50 | 5 | 3 | 24 |
11 | 40 | 1 | 5 | 14 |
12 | 45 | 0.464102 | 3 | 9 |
13 | 50 | 1 | 1 | 10 |
14 | 45 | 3 | 3 | 23 |
15 | 50 | 5 | 1 | 19 |
16 | 45 | 6.4641 | 3 | 17 |
17 | 40 | 5 | 5 | 20 |