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| Organic pollutants (form) | Tea saponin concentration | Removal ratio (%) | Comments | References | |
|---|---|---|---|---|---|
| PBDEs | 5.0 g L−1 | 94.6 | Two successive soil washing cycles + 5.0 ml L−1 peanut oil | 30 | |
| PCBs | 97.1 | ||||
| PAHs | 95.1 | ||||
| PAHs | (3) | 7.5 g L−1 | 98.2 | Two successive soil washing cycles + 15.0 ml L−1 soybean oil | 31 |
| (4) | 96.4 | ||||
| (5) | 92.3 | ||||
| PAHs | (3) | 2% | 84.3 | +50 mM KNO3 | 104 |
| (4) | 92.3 | ||||
| (5) | 85.6 | ||||
