Research Article
Adsorptive Removal of Dyes from Aqueous Solution by KMnO4-Modified Rice Husk and Rice Straw
Table 4
Adsorption kinetic parameters.
| | Pseudo-first-order kinetic model | Pseudo-second-order kinetic model | Elovich equation | q1 (mg·g−1) | k1 (min−1) | | q2 (mg·g−1) | k2 (g·mg−1·min−1) | | A (mg·g−1) | B (g·mg−1·min−1) | |
| KRH0.5 | 126.3 | 0.185 | 0.944 | 136.1 | 0.002 | 0.985 | 60.72 | 16.42 | 0.998 | KRS0.5 | 110.7 | 0.156 | 0.932 | 120.7 | 0.002 | 0.980 | 44.32 | 16.46 | 0.999 |
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