Research Article

Activated Carbon for Dyes Removal: Modeling and Understanding the Adsorption Process

Table 1

Pseudo-first-order and pseudo-second-order kinetic parameters (C0 = 100 mg/L; adsorbent dose = 0.2 g/L; ; T = 20°C).

qe,exp (mg/g)Pseudo-first orderPseudo-second order
qe,cal (mg/g)k1 (1/min)R2 (%)qe,cal (mg/g)k2 (g/mg/min)R2 (%)

194.08188.427.95 10−20.9903.83200.347.15 10−40,9981.60