From: Fashionable epoxy/clay nanocomposites using modified clay-loaded methyl blue dye
Model | Parameters | Adsorbents | |
---|---|---|---|
Claytone | ClayD2000 | ||
Pseudo-first order | qe, cal (mg g−1) | 9.853 | 0.593 |
k1 (min−1) | 0.162 | 0.103 | |
R2 | 0.881 | 0.947 | |
Pseudo-second order | qe, exp (mg g−1) | 1.424 | 1.401 |
qe, cal (mg g−1) | 1.453 | 1.416 | |
k2 (g mg−1 min−1) | 0.559 | 0.606 | |
R2 | 0.998 | 0.999 | |
Intra-particle diffusion | kp1 (mg g−1 min−0.5) | 0.271 | 0.053 |
R2 | 0.733 | 0.886 | |
kp2 (mg g−1 min−0.5) | 0.004 | 0.005 | |
R2 | 0.732 | 0.695 |