Table 2: Isotherm constants for adsorption by Multi-Walled Carbon Nanotubes (MWCNTs) (pH = 6, 240 (min), T = 25 ℃, 0.0001 mg/L of adsorbent).

Langmuir Isotherm Freundlich Isotherm Temkin Isotherm
Q0 KL RL R12 KF N R22 KT B1 R32
14.25 0.14 0.16 0.90 0.529 0.50 0.90 2.90 1.45 0.90