Research Article

Adsorption of Cr(VI) onto Hybrid Membrane of Carboxymethyl Chitosan and Silicon Dioxide

Table 3

The kinetic coefficient for Cr(VI) using hybrid membrane of carboxymethyl chitosan and silicon dioxide.

Cr(VI)
Pseudo-first-orderPseudo-second-order
(mgg−1) (h−1) (mgg−1)

79.78.910.92494.43.42 10−20.990