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Table 1 Langmuir parameters used to model sorption of DOM and citric acid to 2-line ferrihydrite

From: The synergistic effect of calcium on organic carbon sequestration to ferrihydrite

Organic C source

Calcium treatment

Smax (mmol OC g−1 ferrihydrite)

K

E

DOM

No Ca control

23.13 ± 0.7455

0.004 ± 0.001

0.978

4 mM Ca

23.41 ± 0.5125

0.006 ± 0.001

0.989

Citric acid

No calcium

11.32 ± 0.4690

0.005 ± 0.001

0.967

4 mM Ca

10.89 ± 0.6903

0.008 ± 0.002

0.906

  1. S max predicted maximum sorbed concentration; K sorption constant; E model efficiency
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Geochemical Transactions

ISSN: 1467-4866

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