Table 1 Water qualities of initial effluent samples
Effluent sample | pH | TOC (mg/L) | Nitrogen (mg/L) | PO4–P (mg/L) | ||
|---|---|---|---|---|---|---|
NH4–N | NO2–N | NO3–N | ||||
Secondary effluent of municipal wastewater 1 (MW1) | 7.1 | 18.9 | 4.0 | 0.3 | 5.4 | 3.2 |
Secondary effluent of municipal wastewater 2 (MW2) | 7.4 | 10.2 | 2.2 | 0.1 | 1.8 | 2.1 |
Secondary effluent of swine wastewater (SW) | 7.7 | 56.4 | 57.4 | 2.0 | 3.1 | 23.4 |