Table 1 The recovery of FL-containing water samples detected by using the thin core-shell molecularly imprinted fluorescent nanosensor.
Samples | Test | FL added (nM) | FL detected* (nM) | Recovery (%) |
|---|---|---|---|---|
MiniQ water | 1 | 0 | 0.2 ± 0.03 | — |
2 | 30 | 27.7 ± 1.6 | 92.2 ± 5.6 | |
3 | 60 | 57.5 ± 1.3 | 95.8 ± 2.3 | |
4 | 120 | 123.3 ± 6.9 | 102.8 ± 5.6 | |
5 | 500 | 425.1 ± 39.3 | 85.0 ± 9.3 | |
Tap water | 1 | 0 | 0.1 ± 0.04 | — |
2 | 30 | 34.7 ± 3.6 | 115.5 ± 10.3 | |
3 | 60 | 62.7 ± 3.6 | 104.4 ± 5.7 | |
4 | 120 | 124.6 ± 2.1 | 103.8 ± 1.6 | |
5 | 500 | 405.7 ± 45.6 | 81.1 ± 11.2 | |
Taihu Lake water 1 | 1 | 0 | 0.2 ± 0.04 | — |
2 | 30 | 33.3 ± 1.8 | 111.1 ± 5.3 | |
3 | 60 | 63.3 ± 1.7 | 105.5 ± 2.7 | |
4 | 120 | 128.6 ± 6.3 | 107.2 ± 4.7 | |
5 | 500 | 400.3 ± 22.5 | 80.1 ± 5.5 | |
Taihu Lake water 2 | 1 | 0 | 0.2 ± 0.1 | — |
2 | 30 | 34.2 ± 3.2 | 113.9 ± 9.4 | |
3 | 60 | 61.5 ± 5.3 | 101.7 ± 8.7 | |
4 | 120 | 128.6 ± 7.2 | 107.2 ± 0.9 | |
5 | 500 | 417.8 ± 33.3 | 83.4 ± 7.9 | |
Taihu Lake water 3 | 1 | 0 | 0.3 ± 0.1 | — |
2 | 30 | 33.1 ± 2.1 | 110.2 ± 6.3 | |
3 | 60 | 62.3 ± 4.9 | 103.8 ± 7.8 | |
4 | 120 | 124.9 ± 5.9 | 104.1 ± 3.9 | |
5 | 500 | 410.2 ± 57.8 | 82.1 ± 14.1 |
