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The average mass (n = 3, 1σ) of contaminant metals measured in the digestant and the eluate recovered from the AG MP-50 and CHELEX 100 resin
| Sample | Cr | Cu | Fe | Ni | Zn |
|---|---|---|---|---|---|
| Digestant mass (μg) | 552 (30) | 493 (72) | 946 (35) | 206 (24) | 908 (620) |
| Post AG MP-50 (μg) | 3.9 (0.3) | 3.8 (0.7) | 8.4 (1.8) | 2.0 (0.6) | 13 (6) |
| Post CHELEX 100 (μg) | 0.6 (0.2) | 0.8 (0.2) | 1.8 (0.8) | 0.5 (0.2) | 1.9 (0.1) |
