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Table 3 Characterization of blackwater, our own analysis in comparison with literature values

From: Biogas and nutrients from blackwater, lawn cuttings and grease trap residues—experiments for Hamburg’s Jenfelder Au district

Parameter Unit Own analysis Literature
No. of samples AWWa Wendland [37] Alp [3]
Average ± SDb Average ± SD Average ± SD
DM % 10 0.57 ± 0.15 0.65 ± 0.21 0.48 ± 0.03
oDM % DM 10 55.54 ± 6.35 62.36 ± 12.29 55.93 ± 5.04
COD mg/l 12 7615 ± 2990 8060 ± 2950 5461 ± 1634
TOC mg/l 12 2428 ± 878 2410 ± 720 2253 ± 780
TN mg/l 12 1455 ± 220 1495 ± 244 1382 ± 435
NH4 +/NH3-N mg/l 4 1090 ± 121 1111 ± 137 1002 ± 59
pH – 9 7.58 ± 0.17 7.7 7.1 ± 0.3
  1. aInstitute of Wastewater Management and Water Protection
  2. bStandard deviation
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Energy, Sustainability and Society

ISSN: 2192-0567

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