Table 4: Isotherm constants for adsorption by Amorphous Boron Nitride Nanotubes (a-BNNTs) (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
12.84 0.15 0.19 0.90 0.514 0.65 0.90 3.83 1.97 0.90