Table 2 The composition of Box–Behnken design points
Formulation code | Talc (%) | PEG 6000 (%) | Speed (RPM) |
|---|---|---|---|
BOS 1 | 2.00 | 3.50 | 1000 |
BOS 2 | 2.00 | 5.00 | 800 |
BOS 3 | 2.00 | 3.50 | 600 |
BOS 4 | 0.50 | 2.00 | 800 |
BOS 5 | 1.25 | 5.00 | 600 |
BOS 6 | 0.50 | 5.00 | 800 |
BOS 7 | 0.50 | 3.50 | 1000 |
BOS 8 | 0.50 | 3.50 | 600 |
BOS 9 | 1.25 | 2.00 | 600 |
BOS 10 | 2.00 | 2.00 | 800 |
BOS 11 | 1.25 | 2.00 | 1000 |
BOS 12 | 1.25 | 3.50 | 800 |
BOS 13 | 1.25 | 3.50 | 1000 |