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Comparison of Rb and Cs determination by AMS-ICP-MS and AAS.
| Elements | Sample | Method | Baseline value(μg·L−1) | Spike (μg·L−1) | Spiked value (μg·L−1) | Recovery (%) |
|---|---|---|---|---|---|---|
| Rb | 5 | ICP-MS | 428 ± 0.5 | 200 | 633 ± 3 | 102 ± 2 |
| AAS | 398 ± 1 | 200 | 597 ± 4 | 99.6 ± 2 | ||
| 6 | ICP-MS | 224 ± 3 | 200 | 453 ± 2 | 114 ± 2 | |
| AAS | 217 ± 6 | 200 | 414 ± 2 | 98.6 ± 3 | ||
| Cs | 5 | ICP-MS | 230 ± 0.4 | 200 | 458 ± 2 | 114 ± 1 |
| AAS | 223 ± 4 | 200 | 424 ± 1 | 100 ± 2 | ||
| 6 | ICP-MS | 233 ± 3 | 200 | 439 ± 1 | 103 ± 2 | |
| AAS | 205 ± 0.1 | 200 | 404 ± 2 | 99.6 ± 1 |
