Phenol degradation in tobacco industry wastewater.
| Time | Photocatalyst | |
|---|---|---|
| 1% Fe3+-doped TiO2 NPs/BMI·BF4 IL | 1% Cu2+-doped TiO2 NPs/BMI·BF4 IL | |
| 0 | 100 | 100 |
| 15 | 88.2 | 93.0 |
| 60 | 67.0 | 79.7 |
| 120 | 64.2 | 71.2 |
| 150 | 62.2 | 63.8 |
| 180 | 60.2 | 56.7 |
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