Table 2.
Determination of Hg2+ in milk samples with the proposed aptasensor.
| Sample | No. | Added | Proposed | Recovery | RSD |
|---|---|---|---|---|---|
| (nM) | Aptasensor (nM) | (%) | (n = 3, %) | ||
| 1 | 0.3 | 0.292 | 97.3 | 3.37 | |
| milk | 2 | 1.0 | 0.978 | 97.8 | 2.68 |
| 3 | 2.5 | 2.633 | 105.3 | 1.41 |
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