Table 1 Variables levels used in the full-factorial design for biosurfactant production by Serratia marcescens UCP 1549
Variables | Levels | ||
|---|---|---|---|
Low (−1) | Central (0) | High (+1) | |
Lactose (% m/v) | 0.2 | 0.6 | 1.0 |
Cassava flour wastewater (% v/v) | 1.0 | 3.5 | 6.0 |
Corn oil (% v/v) | 5 | 6.25 | 7.5 |