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.