From: Adsorptive-removal of bromothymol blue & keto-bromothymol blue from wastewater using antioxidant curcumin: thermodynamic assessment, kinetic and isotherm modeling
Models
Isotherm constants
Correlation
Langmuir
qm(mg /g)
KL(L/mg)
RL
0.99
0.0006
454545.45
0.06
Freundlich
n
KF
2.66
0.039