Table 1. The levels of parameters of BBD for extraction experimental.
Parameters | Codes | Levels | |||
---|---|---|---|---|---|
−1 | 0 | 1 | |||
PSC | Ratio of water/M. citrifolia fruit powder (mL/g) | X1 | 70 | 80 | 90 |
Extraction temperature (°C) | X2 | 40 | 45 | 50 | |
Extraction time (min) | X3 | 5 | 10 | 15 | |
PPN | Ratio of water/M. citrifolia fruit powder (mL/g) | X′1 | 70 | 80 | 90 |
Extraction temperature (°C) | X′2 | 85 | 90 | 95 | |
Extraction time (min) | X′3 | 5 | 10 | 15 |