中药通草渣对水中亚甲基蓝吸附效能与机理的研究
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高雅, 梁栋, 常欢, 何佩霖, 刘新
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Study on adsorption efficiency and mechanism of methylene blue in water by Chinese medicine ricepaperplant pith residue
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Ya GAO, Dong LIANG, Huan CHANG, Peilin HE, Xin LIU
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表5 动力学方程拟合参数
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Table 5 Kinetic equation fitting parameters
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| 质量浓度/（mg∙L-1） | 准一级动力学 | | 准二级动力学 | | 颗粒内扩散 |
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| qm /（mg∙g-1） | K1 /min-1 | R2 | | qe/ （mg∙g-1） | K2/（g·mg-1·min-1） | R2 | | Kd /（mg∙g-1·min-1/2） | C/（mg∙g-1） | R2 |
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| 100 | 65.99 | 0.224 7 | 0.984 | | 68.77 | 0.005 9 | 0.999 | | 2.376 4 | 37.815 | 0.364 | | 300 | 108.17 | 0.311 2 | 0.997 | | 110.81 | 0.006 6 | 0.998 | | 3.389 1 | 67.548 | 0.256 | | 500 | 97.72 | 0.419 8 | 0.983 | | 99.84 | 0.010 5 | 0.992 | | 3.265 3 | 60.307 | 0.306 | | 700 | 121.82 | 0.356 1 | 0.947 | | 126.28 | 0.005 0 | 0.973 | | 4.535 9 | 70.827 | 0.393 | | 900 | 96.78 | 0.305 1 | 0.937 | | 100.90 | 0.005 0 | 0.967 | | 3.788 3 | 54.247 | 0.439 |
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