Table 2.
Detection of Cd2+ concentration in actual samples
| Sample | Measured value (μg/L) | Spike value (μg/L) | Total measured value (μg/L) | Recovery rate (%) |
|---|---|---|---|---|
| Sample 1 | 1.226 | 20 | 21.2610 | 100.2 |
| Sample 2 | 1.348 | 20 | 21.9710 | 102.9 |
| Sample 3 | 2.321 | 25 | 27.129 | 99.2 |
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