Table 3.

Results of wastewater physicochemical analysis after 24 h reaction with 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 sample without carbon additives	8.45	1.546	20.75	74.46	165.40	90.90	12.0	36.8
Graphite	8.37	1.553	19.87	67.25	157.30	90.02	11.0	33.8
GO_T1	8.23	1.466	16.96	34.46	98.85	64.39	13.0	28.0
GO_ T2	8.13	1.468	17.02	31.69	87.29	55.59	15.0	29.2
GO_L_ T2	8.14	1.503	19.78	63.69	125.80	62.15	16.0	34.2
Norit Super SA	8.42	1.533	18.70	33.96	123.00	89.02	12.0	28.2

TN—Total Nitrogen; TOC—Total Organic Carbon; TC—Total Carbon; IC—Inorganic Carbon.