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Metal contents in soil determined by aqua regia vs recovery of a certified reference material soil (CRM).
| NCSDC 73322 Soil | |||
|---|---|---|---|
| Element | Concentration, mg·kg−1 | Certified Value, mg·kg−1 | Recovery, % |
| Aqua Regia | |||
| Te | 0.16 ± 0.02 | 0.16 ± 0.06 | 100% |
| Ge | 1.45 ± 0.24 | 1.9 ± 0.3 | 75% |
| Tl | 0.91 ± 0.05 | 0.94 ± 0.25 | 97% |
