Biosorbent

Qmax (mg g-1)

B (mg l-1)

r2

RL

∆G

Kad

Base treated

24.246

0.3264

0.9882

0.0243

-5.2861

0.0328

Acid treated

18.265

0.1084

0.9964

0.0788

-9.2484

0.0245

Untreated

13.482

0.3012

0.9821

0.0296

-5.2873

0.0321

Table 2: Constants and correlation coefficient for immobilized Aspergillus niger.