301 K

306 K

311 K

Metal ion

C_e (mg/L)

q_e (mg/g)

% Removal

C_e (mg/L)

q_e (mg/g)

% Removal

C_e (mg/L)

q_e (mg/g)

% Removal

Pb

0.003

0.025

98.21

0.002

0.023

99.60

0.001

0.011

99.98

Cr

0.004

0.023

96.19

0.003

0.021

99.56

0.001

0.016

99.97

Ni

1.010

2.313

96.18

0.920

2.300

98.52

0.420

2.271

99.26