Table 5 Removal (%) and RSD (n = 3) of real sample for the removal of phenols by Fe3O4@ MAA-βCD
Water sample | Tap water | Rubber industry | Plastic industry | Wooden industry | |
|---|---|---|---|---|---|
Phenolic compounds | Spiked concentration (mg L−1) | Removal (%) ± RSD | Removal (%) ± RSD | Removal (%) ± RSD | Removal (%) ± RSD |
BPA | 1 | 69.4 ± 0.2 | 64.6 ± 5.5 | 66.4 ± 2.3 | 67.2 ± 3.8 |
10 | 68.0 ± 1.2 | 67.3 ± 2.0 | 69.4 ± 1.6 | 67.2 ± 2.3 | |
60 | 61.7 ± 2.6 | 66.7 ± 1.7 | 68.4 ± 0.2 | 67.8 ± 1.3 | |
2,4-DCP | 1 | 79.3 ± 0.6 | 74.1 ± 6.9 | 75.1 ± 5.6 | 76.2 ± 1.7 |
10 | 78.7 ± 1.7 | 77.1 ± 2.5 | 74.7 ± 2.1 | 76.9 ± 4.9 | |
60 | 77.8 ± 0.5 | 77.7 ± 1.5 | 77.3 ± 1.2 | 76.7 ± 0.4 | |
2,4-DNP | 1 | 86.4 ± 0.3 | 88.4 ± 0.4 | 89.4 ± 4.1 | 88.9 ± 3.8 |
10 | 86.3 ± 0.2 | 87.2 ± 0.1 | 86.5 ± 2.1 | 87.4 ± 1.4 | |
60 | 89.4 ± 0.3 | 88.8 ± 0.9 | 86.4 ± 0.2 | 88.1 ± 1.4 | |