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Ce and Qe values for both pesticides and at different contact times with Fe3O4/NS.
| Pesticide | Contact Time (Min) | Ce (mM) | Qe (mmol/g) | Uptake |
|---|---|---|---|---|
| 4-CPA | 30 | 4.75 × 10−3 | 1.85 × 10−3 | 53% |
| 4-CPA | 60 | 2.81 × 10−3 | 2.53 × 10−3 | 71% |
| 4-CPA | 120 | 8.89 × 10−4 | 3.19 × 10−3 | 90% |
| TCF | 30 | 5.98 × 10−3 | 1.41 × 10−3 | 40% |
| TCF | 60 | 3.97 × 10−3 | 2,11 × 10−3 | 61% |
| TCF | 120 | 2.13 × 10−3 | 2.75 × 10−3 | 79% |
