Table 3 Langmuir and Freundlich isotherms for Anoxybacillus kestanboliensis loaded Amberlite XAD-4 as sorbent for Co(II) and Hg(II).

From: A Novel Biosorbent for Preconcentrations of Co(II) and Hg(II) in Real Samples

Metal

ion

Langmuir isotherm

Freundlichisotherm

As (mg/g)

Kb (L/mg)

r2

KF

n

r2

Co

45.0

0.13

0.9954

6.0

1.86

0.9203

Hg

48.8

0.11

0.9975

5.6

1.72

0.9387

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