Research Article
Magnetite-Functionalized Horse Dung Humic Acid (HDHA) for the Uptake of Toxic Lead(II) from Artificial Wastewater
Table 5
Kinetics parameters of Pb(II) adsorption onto MHDHA.
| | Kinetics model | Kinetics adsorption parameters |
| | Lagergren | Calc. (×10−5mol/g) | (min−1) | | | | | 0.214 | 0.022 | — | — | 0.9441 | | Ho | Calc. (×10-5mol/g) | (g·mol−1·min−1) | | | | | 4.89 | 33932.66 | — | — | 0.9999 | | Santosa | Calc. | ((mol/L)−1·min−1) | (×10−5·min−1) | (mol/L)−1 | | | — | 221.80 | 6.03 | | 0.9740 | | RBS | Calc. (×10−5mol/g) | ((mol/L)−1·min−1) | (×10−4·min−1) | (mol/L)−1 | | | 0.2664 | 47.10 | 6.98 | 67478.51 | 0.9743 |
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