Table 7.
Enrichment factor (EF) of Ch-Si MNPs for adsorption of different pesticides from water sample.
| Pesticides | EF ± SE of Ch-MO NPs at three levels of pesticide concentrations ( μ g/mL) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10 | 50 | 100 | Mean ± SE | 10 | 50 | 100 | Mean ± SE | 10 | 50 | 100 | Mean ± SE | |
| Ch-CuO NPs | Ch-ZnO NPs | ODS (Supelco) | ||||||||||
| Abamectin | 8.22 | 9.47 | 8.51 | 8.73a ± 0.31 | 8.28 | 9.31 | 8.54 | 8.71a ± 0.26 | 8.19 | 9.58 | 4.43 | 7.40a ± 1.26 |
| Diazinon | 5.24 | 2.74 | 1.75 | 3.24b ± 0.85 | 7.04 | 6.10 | 5.93 | 6.36ab ± 0.28 | 7.42 | 7.71 | 7.17 | 7.43a ± 0.13 |
| Fenamiphos | 7.56 | 7.35 | 7.24 | 7.38a ± 0.08 | 7.55 | 7.35 | 6.98 | 7.29ab ± 0.14 | 6.68 | 6.16 | 6.28 | 6.37b ± 0.13 |
| Imidacloprid | 7.39 | 7.60 | 5.12 | 6.70ab ± 0.65 | 7.64 | 8.22 | 6.22 | 7.36ab ± 0.49 | 6.32 | 4.59 | 2.19 | 4.37c ± 0.98 |
| Lambda-cyhalothrin | 7.87 | 10.80 | 7.31 | 8.66a ± 0.89 | 7.93 | 11.13 | 7.45 | 8.83a ± 0.95 | 7.37 | 8.18 | 4.08 | 6.54b ± 1.03 |
| Methomyl | 9.34 | 5.64 | 4.31 | 6.43ab ± 1.24 | 5.02 | 3.10 | 2.47 | 3.53c ± 0.63 | 4.89 | 2.27 | 1.58 | 2.91d ± 0.83 |
| Thiophanate-methyl | 6.76 | 6.32 | 5.97 | 6.35ab0.19 | 7.23 | 4.85 | 4.81 | 5.63bc ± 0.66 | 6.30 | 6.03 | 5.94 | 6.09b ± 0.09 |
Values are mean of three replicates and are given as mean ± standard error. Different letters in the same column indicate significant differences according to Student-Newman-Keuls (SNK) test (P≤0.05).