Combined Industrial Wastewater Treatment in Anaerobic Bioreactor Posttreated in Constructed Wetland

Table 2

Characterization of four different dilutions and original WW of combined industrial wastewater.

Parameters	Influent/raw wastewater dilutions
	20%	40%	60%	80%	Original WW
pH	8.1	8.48	8.6	8.76	10.2
Conductivity (µs)	627	646	645	676	702
TDS	378	330	344	394	411
TS	712	812	780	1333	1400
VS	600	520	1050	1160	1960
COD	70	189	284	379	474
BOD	23.3	25.4	50.9	77	84.8
Nitrates	24	59	83	98	145
Ammonia	17	23	45	57	82
Lead	0.131	0.653	1.335	1.851	2.337
Nickel	0.117	0.225	0.315	0.271	0.403
Cadmium	0.026	0.021	0.009	0.026	0.048

The values are given as mg/L except pH and conductivity.