Table 2 Pseudo-first-order and pseudo-second-order kinetic model parameters for adsorption of MB and BB-dye from aqueous solution.

From: Novel sulfonic groups grafted sugarcane bagasse biosorbent for efficient removal of cationic dyes from wastewater

Dye

qe exp (mg/g)

Kinetic model

Parameters

MB

127.48

First-order kinetic model

K1 (min−1)

−0.053

qe

69.2

R2

0.880

χ2

134.3

SSE

16,464.2

MSE

2744

HYBRID

51.193

Second-order kinetic model

K2 (g mg−1 min−1)

0.0022

qe cal (mg/g)

129.87

R2

0.999

χ2

107.9

SSE

12,772.4

MSE

2128.7

HYBRID

45.772

BB

166.75

First-order kinetic model

K1 (min−1)

−0.025

qe

14.8

R2

0.920

χ2

808.1

SSE

131,769.4

MSE

21,961.57

HYBRID

109.1

Second-order kinetic model

K2 (g mg−1 min−1)

0.0043

qe cal (mg/g)

166.67

R2

0.999

χ2

1.21

SSE

189.4

MSE

31.57

HYBRID

2.841

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