Table 1: Factor combination as per 32 factorial design.

Trial numberCoded factor levels
Factor 1Factor 2

11.000
2
30.0000.000
41.0000.000
50.000
6 1.000
71.0001.000
8 0.000
90.0001.000

Translation of coded levels in actual units

Coded levels 0.0001.000
: Sodium alginate (% w/v)0.511.5
: Lactose monohydrate (% w/v)00.51