initial concentration of COD (mg/L) | COD removal (%) | resources |
Anaerobic sequencing batch reactor |
| |
17,000 | 64 - 85 | [11] |
6000 | 80 | [12] |
Up-flow anaerobic sludge blanket (UASB) |
| |
45,000 - 90,000 | 71 | [15] |
6000 | 77 | [23] |
Moving-bed biofilm reactor (MBBR) |
| |
800 - 2000 | 20 | [24] |
7500 - 7900 | 8 | [25] |
Membrane bioreactor (MBR) |
| |
1000 - 3000 | 80 - 83 | [26] |
1550 | 63 | [20] |
14,000 | 80 | [27] |
aerobic sequencing batch reactor (ASBR) |
| |
4000 | 87 | [21] |
3200 | 30 | [28] |
Aerated lagoons |
| |
1740 | 75 | [22] |
5518 | 97 | [29] |