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Table 1 Physico-chemical characteristics of inoculum and paper wastes

From: Biomethane potential of industrial paper wastes and investigation of the methanogenic communities involved

  Cattle slurry Wood residues Pulp residues
TS (% FW w/v) 8.23 (0.18) 36.5 (0.06) 41.0 (0.08)
VS (% FW w/v) 5.82 (0.13) 35.3 (0.07) 23.3 (0.06)
pH 7.95 (0.02) 2.31 (0.02) 8.55 (0.02)
NH4-N (mg L−1) 1600 (159) nm nm
 Cellulose content (%) nm 44.6 46.3
 Hemicellulose content (%) nm 1.20 4.50
 Lignin content (%) nm 11.4 0.03
  1. n = 3; standard error is given in brackets
  2. TS total solids, FW fresh weight, VS volatile solids, nm not measured