Adsorbent

qe

(mg/g)

Pseudo-first-order model

Pseudo-second-order model

Intraparticle Diffusion

qe

(mg/g)

k1

(h−1) R2

qe

(mg/g)

k2

(g∙mg−1·h−1)

R2

Kid

R2

SDS-chitosan

0.69

1.05

0.22

0.88

0.88

0.13

0.98

0.09

0.90