Research Article
Optimization of Insoluble and Soluble Fibres Extraction from Agave americana L. Using Response Surface Methodology
Table 5
Experimental conditions of Plackett-Burman design for soluble fibres extraction and the corresponding experimental responses.
| exp | P/W ratio | Temperature | pH | Time | Agitation speed | Ionic strength | M/E ratio | Precipitation temperature | SF extraction yield (%) |
| 1 | 0.1 | 80 | 4 | 2 | 400 | 2 | 0.25 | 5 | 73.03 | 2 | 0.0333 | 80 | 9 | 0.5 | 400 | 2 | 0.5 | 5 | 65.61 | 3 | 0.1 | 60 | 9 | 2 | 200 | 2 | 0.5 | 35 | 51.85 | 4 | 0.0333 | 80 | 4 | 2 | 400 | 1 | 0.5 | 35 | 52.89 | 5 | 0.0333 | 60 | 9 | 0.5 | 400 | 2 | 0.25 | 35 | 39.67 | 6 | 0.0333 | 60 | 4 | 2 | 200 | 2 | 0.5 | 5 | 37.21 | 7 | 0.1 | 60 | 4 | 0.5 | 400 | 1 | 0.5 | 35 | 47.43 | 8 | 0.1 | 80 | 4 | 0.5 | 200 | 2 | 0.25 | 35 | 60.54 | 9 | 0.1 | 80 | 9 | 0.5 | 200 | 1 | 0.5 | 5 | 58.06 | 10 | 0.0333 | 80 | 9 | 2 | 200 | 1 | 0.25 | 35 | 45.48 | 11 | 0.1 | 60 | 9 | 2 | 400 | 1 | 0.25 | 5 | 49.28 | 12 | 0.0333 | 60 | 4 | 0.5 | 200 | 1 | 0.25 | 5 | 31.86 |
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