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Table 1 Characteristics of sludge used in the experiment

From: Process optimization and effect of thermal, alkaline, H2O2 oxidation and combination pretreatment of sewage sludge on solubilization and anaerobic digestion

ParametersPSWASInoculum
TCOD (gL− 1)35.94 ± 1.663.51 ± 3.537.00 ± 0.8
sCOD (gL− 1)5.25 ± 0.24.81 ± 0.14.23 ± 0.1
TS (gL− 1)27.91 ± 1.444.20 ± 1.629.06 ± 1.4
VS (gL− 1)20.12 ± 0.435.41 ± 1.417.40 ± 0.3
TSS (gL−1)23.82 ± 1.139.30 ± 1.922.14 ± 0.9
VSS (gL−1)17.76 ± 0.930.11 ± 1.314.58 ± 0.2
pH6.36 ± 0.16.52 ± 0.37.33 ± 0.2
  1. TCOD total chemical oxygen demand, sCOD soluble chemical oxygen demand, TS total solid, VS volatile solids, TSS total suspended solids, VSS volatile suspended solids