| AOP | Time, min | Organic load by COD, (%) | Toxicity test, % biochemiluminiscencea |
| Indigo Carmine, (blank test)2 | 0.0 | 100.0 | 100.0b |
| TiO2-UV | 60.0 | 35.3 | 51.0 |
| O3 | 32.0 | 17.9 | 70.0 |
| SN | 240.0 | 80.3 | 100.0 |
| TiO2-UV/SN | 140.0 | 25.6 | 53.0 |
| TiO2-UV/O3 | 16.0 | 24.2 | 60.0 |
| O3/SN | 6.0 | 26.7 | 74.0 |