Skip to main content

Advertisement

Springer Nature is making SARS-CoV-2 and COVID-19 research free. View research | View latest news | Sign up for updates

Table 1 Isotherm constants for the adsorption of MG onto TLLP at pH 6.5

From: Removal of malachite green from aqueous solution using pulverized teak leaf litter: equilibrium, kinetic and thermodynamic studies

Temperature (K) KL (L/mg) qm (mg/g) RL R2
Langmuir isotherm
 293 0.0638 333.33 0.0429 0.978
 303 0.0833 333.33 0.0332 0.975
 313 0.1000 333.33 0.0278 0.981
Temperature (K) KF (mg/g) n R2  
Freundlich isotherm  
 293 26.1216 1.5267 0.994  
 303 31.4051 1.5198 0.994  
 313 35.2371 1.5314 0.993  
Temperature (K) Β (mol2/J2) \(q_{DR}\) (mg/g) E (kJ/mol) R2
Dubinin–Radushkevich isotherm
 293 1.0 × 10−8 348.50 7.07 0.996
 303 1.0 × 10−8 418.91 7.07 0.993
 313 1.0 × 10−8 435.57 7.07 0.997