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Determination of Cd2+ and Pb2+ in real samples.
| Sample | Added (μg L−1) | ICP-MS (μg L−1) | Proposed Sensor (nM) | Relative Concentration Deviation (%) | ||||
|---|---|---|---|---|---|---|---|---|
| Cd2+ | Pb2+ | Cd2+ | Pb2+ | Cd2+ | Pb2+ | Cd2+ | Pb2+ | |
| River Water 1 | 5 | 5 | 5.3 ± 0.26 | 6.1 ± 0.43 | 5.5 ± 0.66 | 6.5 ± 0.53 | 2.60 | 4.49 |
| River Water 2 | 10 | 10 | 11.1 ± 0.96 | 10.9 ± 1.2 | 10.5 ± 0.49 | 11.3 ± 1.3 | 3.93 | 2.54 |
| River Water 3 | 15 | 15 | 16.4 ± 1.9 | 17.5 ± 2.1 | 15.1 ± 1.4 | 16.8 ± 1.7 | 5.37 | 2.89 |
