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Applied Biological Chemistry

Table 1 The parameter estimates and coefficients of determination (R2) for fit of the isotherm equation to experimental data of MG adsorption by lignin and humic acid

From: Sorption behavior of malachite green onto pristine lignin to evaluate the possibility as a dye adsorbent by lignin

Materials

Freundlich adsorption isother

Langmuir adsorption isotherm

K

1/n

R2

a

b

R2

Lignin

12.50

0.2124

0.9349

31.2

2.08

0.9995

Humic acid

2.76

0.1549

0.8501

6.4

0.17

0.9951

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