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. 2020 Aug 13;17(16):5862. doi: 10.3390/ijerph17165862

Table 5.

Results of wastewater physicochemical analysis after 24 h reaction with activated sludge and selected carbon materials (dose 0.5 g/L).

Material Parameter
pH Conductivity TN TOC TC IC Orthophosphates Ammonia Nitrogen
- mS/cm mg/L mg/L mg/L mg/L mg/L mg/L
Control sewage + activated sludge sample without carbon additives 7.33 1.348 15.57 12.20 29.26 17.06 0.0 0.0
Graphite 7.38 1.364 15.85 12.30 29.65 17.35 0.0 0.0
GO_T1 7.08 1.308 14.48 11.11 15.97 4.86 0.0 0.0
GO_T2 6.86 1.342 14.34 10.33 13.09 2.76 0.0 0.0
GO_L_T2 6.72 1.373 15.21 11.70 15.49 3.79 0.0 0.0
Norit Super SA 7.42 1.391 15.46 4.44 27.59 23.15 0.0 0.0