镁盐改性凹凸棒土颗粒制备优化及磷吸附特性
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陆谢娟,童山原,冯璐,毛娟,吴晓晖,史诗乐
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Optimization of preparation of magnesium salt modified attapulgite particles and adsorption characteristics of phosphate
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Xiejuan Lu,Shanyuan Tong,Lu Feng,Juan Mao,Xiaohui Wu,Shile Shi
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表3 正交试验结果
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| 组别 | A | B | C | 空白 | 吸附量/(mg.g-1) | 质量损失率/% | | 1 | 1 | 1 | 1 | 1 | 3.11 | 22.23 | | 2 | 1 | 2 | 2 | 2 | 4.69 | 6.10 | | 3 | 1 | 3 | 3 | 3 | 4.32 | 1.38 | | 4 | 2 | 1 | 2 | 3 | 4.72 | 22.60 | | 5 | 2 | 2 | 3 | 1 | 5.62 | 0.45 | | 6 | 2 | 3 | 1 | 2 | 7.53 | 5.60 | | 7 | 3 | 1 | 3 | 2 | 5.03 | 14.90 | | 8 | 3 | 2 | 1 | 3 | 8.15 | 5.95 | | 9 | 3 | 3 | 2 | 1 | 6.49 | 2.90 | | 吸附量 | K1 | 12.12 | 12.86 | 18.79 | 15.22 | | | | K2 | 17.86 | 18.46 | 15.90 | 17.25 | | | | K3 | 19.67 | 18.34 | 14.97 | 17.18 | | | | R | 7.55 | 5.6 | 3.82 | 2.03 | | | | 质量损失率 | K1 | 29.71 | 59.73 | 33.78 | 25.58 | | | | K2 | 28.65 | 12.50 | 31.60 | 26.60 | | | | K3 | 23.75 | 9.88 | 16.73 | 29.93 | | | | R | 5.96 | 49.85 | 17.05 | 4.35 | | |
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