Table 1 Details of experimental run suggested by Design expert
Run | Sample name | Acid concentration (%) | Time (min) | Temperature (°C) |
|---|---|---|---|---|
1 | PS-1 | 1 | 20 | 120 |
2 | PS-2 | 1 | 20 | 80 |
3 | PS-3 | 0.5 | 40 | 80 |
4 | PS-4 | 1.5 | 40 | 80 |
5 | PS-5 | 1 | 40 | 100 |
6 | PS-6 | 0.5 | 40 | 120 |
7 | PS-7 | 1 | 60 | 80 |
8 | PS-8 | 1.5 | 20 | 100 |
9 | PS-9 | 0.5 | 60 | 100 |
10 | PS-10 | 1.5 | 40 | 120 |
11 | PS-11 | 1 | 60 | 120 |
12 | PS-12 | 0.5 | 20 | 100 |
13 | PS-13 | 1 | 40 | 100 |
14 | PS-14 | 1 | 40 | 100 |
15 | PS-15 | 1.5 | 60 | 100 |