Removal of Chromium (III) from Water by Using Modified and Nonmodified Carbon Nanotubes

Table 2

Kinetic parameters for pseudo-second-order model of chromium.

Adsorbent (10 mg)	𝑞𝑒 (mg/g)	𝐾2 (g⋅mg^−1⋅h^−1)	𝑅^2
R-CNTs	0.3718	1.06171	0.9997
M-CNTs	0.5	1.9144	0.9988