Temperature(˚C)

Langmuir equation

R2

Freundlich equation

R2

25

Ce/Qe = 0.0096 Ce + 0.0084

0.9962

Qe = 73.06 Ce 0.3801

0.9817

30

Ce/Qe = 0.0074 Ce + 0.0079

0.9934

Qe = 64.08 Ce 0.4364

0.9807

35

Ce/Qe = 0.0074 Ce + 0.0088

0.9923

Qe = 56.39 Ce 0.4299

0.9801