Parameters | Pre-treatment (%) | Outlet FHa (%) | Outlet FHb (%) |
EC (mS/cm) | −6.7 | −8.4 | −7.6 |
SS (mg/L) | 45.9 | 25 | 55.5 |
BOD5 (mg/L) | 24.4 | −61.7 | 2.1 |
COD (mg/L) | 14.3 | 9.4 | 19.1 |
N-TN (mg/L) | 26.5 | 35.7 | 39.4 |
(mg/L) | 23.8 | 1.2 | 18.1 |
(mg/L) | 37.2 | 63.7 | 59.2 |
(mg/L) | 3.1 | 60.1 | 84.8 |