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As speciation and total As in scrape samples of sulfide and microbial mat from outside the vent chimney
| Site | n | Total As(mg/kg) | Extraction efficiency | Column recovery | As(III) (mg/kg) | As(V) (mg/kg) |
|---|---|---|---|---|---|---|
|
| ||||||
| Rainbow | 3 | 95 ± 61 | 0.2% | 24% | 0.006 ± 0.003 | 0.006 ± 0.003 |
| Lucky strike | 6 | 136 ± 37 | 3.7% | 48% | 1.3 ± 1.1 | 0.6 ± 0.8 |
| TAG | 3 | 68 ± 25 | 2.4% | 43% | 0.5 ± 0.6 | 0.5 ± 0.6 |
