Table 1.
Chemical characterization for swine manure in the different batch experiments from B1 to B5. Average (SD) for duplicated analyses are shown.
| Parameter | Unit | B1 | B2 | B3 | B4 | B5 |
|---|---|---|---|---|---|---|
| pH | 7.71 | 7.26 | 7.53 | 7.75 | 7.75 | |
| TS | g L−1 | 22.61 (0.36) | 30.42 (2.23) | 39.60 (0.79) | 72.11 (3.09) | 43.60 (0.35) |
| VS | g L−1 | 15.75 (0.40) | 22.56 (1.99) | 29.80 (0.83) | 55.94 (2.85) | 32.65 (0.29) |
| Ratio VS/TS | 0.70 | 0.74 | 0.75 | 0.78 | 0.75 | |
| CODs | g L−1 | 15.12 (0.61) | 13.74 (0.12) | 13.84 (2.13) | 19.42 (1.41) | 10.86 (3.28) |
| CODt | g L−1 | 30.14 (1.93) | 41.87 (3.24) | 38.62 (1.36) | 58.26 (1.08) | 38.42 (1.68) |
| TVFA | g COD L−1 | 8.95 (0.19) | 8.56 (0.04) | 7.17 (0.28) | 8.89 (0.00) | 3.71 (0.07) |
| TAN | g L−1 | 2.79 (0.18) | 2.82 (0.00) | 3.05 (0.02) | 2.92 (0.02) | 2.30 (0.08) |
| TKN | g L−1 | 3.36 (0.00) | 3.38 (0.01) | 3.82 (0.00) | 4.29 (0.01) | 3.11 (0.02) |