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Comparison of detection and quantification limits for cobalt and nickel in urine using different sample preparation procedures (n = 6).
| Element | LOD, ng/mL |
LOQ, ng/mL |
||||
|---|---|---|---|---|---|---|
| Microwave mineralization | 5-fold dilution | Direct analysis | Microwave mineralization | 5-fold dilution | Direct analysis | |
| Co (228.616) | 0.9 | 1.6 | 2.6 | 3.0 | 5.3 | 7.4 |
| Ni (231.604) | 0.8 | 1.5 | 2.3 | 2.7 | 5.0 | 7.0 |
