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Table 1 Characteristics of food waste used to feed the phased digestion systems

From: The effect of temperature and retention time on methane production and microbial community composition in staged anaerobic digesters fed with food waste

Parameter Unit Value
Total solids % 30.06 ± 0.68
Volatile solids % 24.87 ± 0.54
VS/TS   0.93
TCOD g/L 50.47 ± 13.84
TCOD/VS   2.00
SCOD g/L 15.60 ± 0.60
TAN mg/L 55.50 ± 8.90
pH   7.02 ± 0.22
  1. Original food waste was diluted using tap water to achieve the target VS concentration for feeding the first-stage digesters
  2. TAN total ammonia nitrogen