Research Article
Synthesis and Characterization of Different Crystalline Calcium Silicate Hydrate: Application for the Removal of Aflatoxin B1 from Aqueous Solution
Table 3
Kinetic parameters for AFB1 adsorption onto ACSH and CCSH at different temperatures.
| Kinetic models | (K) |
ACSH |
CCSH |
| Pseudo-first-order | | (min−1) | (µg g−1) | | (min−1) | (µg g−1) | | 301 | 0.034 | 35.719 | 0.886 | 0.037 | 492.947 | 0.899 | 306 | 0.035 | 27.283 | 0.879 | 0.041 | 541.502 | 0.890 | 311 | 0.025 | 26.528 | 0.893 | 0.046 | 549.035 | 0.866 |
| Pseudo-second-order | | (g µg−1 min−1) | (µg g−1) | | (g µg−1 min−1) | (µg g−1) | | 301 | 0.0038 | 285.714 | 0.999 | 0.00017 | 981.448 | 0.998 | 306 | 0.0056 | 277.778 | 0.999 | 0.00018 | 977.279 | 0.998 | 311 | 0.0043 | 277.767 | 0.999 | 0.00021 | 966.428 | 0.998 |
| Intraparticle diffusion | | (µg g−1 min−1/2) | | | (µg g−1 min−1/2) | | | 301 | 6.317 | 230.76 | 0.684 | 53.534 | 440.40 | 0.991 | 306 | 5.070 | 239.59 | 0.628 | 52.870 | 450.65 | 0.994 | 311 | 4.877 | 236.10 | 0.808 | 51.435 | 469.11 | 0.999 |
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