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Removal efficiencies of 0.8 g/L MP by GAC of different bed lengths (7.5–17.5 cm).
| GAC bed length (cm) | MP in effluent (g) | Removal efficiency (%) |
|---|---|---|
| 7.5 | 0.176 | 78.0 ± 0.6 |
| 10 | 0.182 | 77.3 ± 0.2 |
| 12.5 | 0.141 | 82.4 ± 0.5 |
| 15 | 0.103 | 87.1 ± 0.4 |
| 17.5 | 0.118 | 86.7 ± 0.5 |
