Table 2 Langmuir and Freundlich model parameters for Cs adsorption on each activated opaline mudstone.

From: Effective cesium removal from Cs-containing water using chemically activated opaline mudstone mainly composed of opal-cristobalite/tridymite (opal-CT)

Activation

Langmuir

Freundlich

KL (L/mg)

qm (mg/g)

R2

KF (mg/g)/(mg/L)1/n

n

R2

Non

0.09

15.47

0.99

1.55

2.84

0.99

Acid

0.03

12.22

0.98

0.53

2.02

0.99

Base

0.33

32.14

0.99

7.39

3.06

0.99

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