Intraday Precision of Elemental Tungsten Quantification
| Replicate | Syringe Extract with Tungsten Spike at: | ||||
|---|---|---|---|---|---|
| 0 μg/L W | 1 μg/L W | 10 μg/L W | 100 μg/L W | ||
| Tungsten (μg/L) | 1 | 6.2 | 7.2 | 15.8 | 102.5 |
| 2 | 6.1 | 7.1 | 15.8 | 102.2 | |
| 3 | 6.1 | 7.1 | 15.6 | 102.1 | |
| 4 | 6.2 | 7.1 | 15.7 | 102.8 | |
| 5 | 6.1 | 7.0 | 15.8 | 102.3 | |
| Precision (RSD, %) | 1 | 1 | 1 | <1 | |