Isotherm models

Parameters

Normal value

Temperature (˚C)

20

30

40

50

Langmuir

q_max,cal (mg∙g⁻¹)

-

0.32

6.47

0.52

0.27

K_L (L∙mg⁻¹)

-

0.0199

0.0017

0.0197

0.1402

R_L

[0 - 1]

0.49 - 0.9

0.91 - 0.99

0.49 - 0.9

0.11 - 0.56

R²

~1

0.972

0.963

0.991

0.799

Freundlich

K_F (mg∙g⁻¹)

-

263.27

70.76

38.51

110.98

n

-

0.723

0.864

0.812

1.199

1/n

1/n < 1

1.38

1.16

1.23

0.83

R²

~1

0.956

0.959

0.979

0.896

Temkin

A

-

3.756

2.805

2.853

1.376

B

-

0.137

0.13

0.142

0.111

R²

~1

0.827

0.824

0.884

0.788