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Standard effects of parameters at FO experiments.
| Variable | Permeance | Racetic acid | Rpropionic acid | Rbutyric acid | Rtotal acid |
|---|---|---|---|---|---|
| Acetic acid | −0.921 | 1.887 | −0.570 | 0.775 | 0.684 |
| Propionic acid | −1.071 | 1.824 | 3.465 * | 2.579 * | 3.416 * |
| Butyric acid | 0.557 | −0.296 | −0.458 | 4.121 * | 0.180 |
| pH | 2.163 | −0.676 | −0.507 | −2.956 * | −1.080 |
*: significant effect.
