Table 3 Isotherm parameters for adsorption of manganese by KGA and BFS

qe_exp

(mg/g)

K_F

(mg.g⁻¹) (ml.mg⁻¹)^1/n

n

R²

Freundlich

KGA

36.76

9.66

2.62

0.92

BFS

59.88

16.02

2.28

0.86

qe_exp

(mg/g)

q_max

(mg/g)

b

(L.mg⁻¹)

R²

Langmuir

KGA

36.76

37.09

0.31

0.99

BFS

59.88

60.31

0.33

0.99

qe_exp

(mg/g)

A_T

(L/g)

B_T

(KJ mol⁻¹)

R²

Temkin

KGA

36.76

2.02

11.12

0.92

BFS

59.88

3.33

14.11

0.93