Table 1 Characteristics of WAS, potato peel waste, and food waste
Parameters | WAS | Potato peel waste | Food waste |
|---|---|---|---|
Solid content (%) | 14.54 ± 0.10 | 20.59 ± 1.42 | 35.12 ± 1.03 |
VS/TS (%) | 45.85 ± 0.29 | 94.62 ± 0.61 | 93.68 ± 0.47 |
pH | 6.60 ± 0.08 | 6.01 ± 0.12 | 5.08 ± 0.16 |
TCOD (mg/g TS) | 849.29 ± 19.45 | 1292.45 ± 28.94 | 1497.32 ± 39.23 |
SCOD (mg/g TS) | 262.78 ± 6.41 | 543.20 ± 2.02 | 618.28 ± 7.13 |
TN (mg/g TS) | 25.90 ± 1.24 | 4.53 ± 0.07 | 10.53 ± 1.06 |
Protein (mg/g VS) | 323.96 ± 5.86 | 69.81 ± 5.60 | 123.03 ± 2.56 |
Carbohydrate (mg/g VS) | 305.34 ± 12.32 | 792.23 ± 10.34 | 284.65 ± 5.54 |
Starch (mg/g VS) | 183.74 ± 3.12 | 673.44 ± 4.36 | 214.50 ± 1.34 |
Lipid (mg/g VS) | 93.73 ± 0.45 | * | 564.23 ± 1.54 |
VFAs (mg/g VS) | 18.27 ± 1.20 | 20.82 ± 1.35 | 27.94 ± 1.84 |