Table 12.
Formulation Code | Concentration in Coded Factor Levels | |
---|---|---|
A | B | |
FG1 | −1 | 1 |
FG2 | −1 | 0 |
FG3 | 1 | 1 |
FG4 | 1 | −1 |
FG5 | −1 | −1 |
FG6 | 1 | 0 |
FG7 | 0 | 0 |
FG8 | 0 | 1 |
FG9 | 0 | −1 |
Factors and their coded levels: for Factor A: carbopol (%): −1= 0.2, 0 = 0.3, 1 = 0.4; for Factor B: badam gum (%): −1 = 0.4, 0 = 0.5, 1 = 0.6.