Parameter
|
BT
|
AT
|
---|
pH
|
7.73 ± 0.24
|
7.88 ± 0.56
|
Turbidity (NTU)
|
128 ± 1.12
|
24.0 ± 0.84
|
SS (mgL-1)
|
201 ± 1.40
|
89.0 ± 1.23
|
Nitrate (mgL-1)
|
8.40 ± 0.27
|
2.40 ± 0.72
|
COD (mgL-1)
|
1360 ± 1.74
|
467 ± 1.32
|
BOD (mgL-1)
|
49.20 ± 0.18
|
17.92 ± 0.64
|
- Values are expressed as means ± standard deviation of triplicate determinations
-
NTU Nephelometric turbidity units
-
COD Chemical oxygen demand
-
BOD Biological oxygen demand
-
SS Suspended solids
-
BT Before treatment
-
AT After treatment