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| sample | found sulfide (μM) | recoverya |
|---|---|---|
| Drinking water | <LOD | 92 ± 5 |
| Fountain water | <LOD | 107 ± 4 |
| Sea water (Vao) | <LOQ | 95 ± 5 |
| Sea water (Samil) | <LOQ | 91.4 ± 2.2 |
| River water | <LOQ | 97 ± 3 |
| Lake water | <LOQ | 105 ± 3 |
| Isotonic sulfurous waterb | 199 ± 4c | 105 ± 4 |
Added sulfide concentration: 9.1 μM.
Sulfurous mineral water of volcanic origin (Averroes, Girona, Spain).
After appropriate dilution of the sample.
