| 超声波协同纳米铁对偶氮染料橙黄G的脱色研究 |
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| 引用本文： | 樊静,梁峰,邵小静,郭延辉.超声波协同纳米铁对偶氮染料橙黄G的脱色研究[J].环境工程学报,2008,2(10):1312-1316. |
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| 作者姓名： | 樊静 梁峰 邵小静 郭延辉 |
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| 作者单位： | 河南师范大学化学与环境科学学院,黄淮水环境与污染防治省部共建教育部重点实验室,河南省环境污染控制重点实验室,新乡,453007 |
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| 基金项目： | 河南省科技攻关计划重点项目（072102320007） |
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| 摘 要： | 采用液相还原法合成出纳米零价铁颗粒，并将其应用于水体中偶氮染料橙黄G的脱色。以橙黄G的脱色率为指标，研究了在超声波协同作用下纳米铁还原脱色偶氮染料橙黄G的过程，并对反应机理进行了初步探讨。结果表明：在无氧环境、室温和中性条件下纳米铁在0.5 h内对橙黄G的脱色率可达99%以上。脱色率随纳米铁用量的增加、pH的降低和反应温度的升高而增大。紫外可见光谱显示，在脱色反应过程中，染料分子中的共轭体系遭到一定程度的破坏。
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| 关 键 词： | 纳米铁 超声波 偶氮染料 橙黄G 脱色 |
Study on the decoloration of azo dye orange G by nanoscale iron particles synergized with ultrasound |
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| Fan Jing,Liang Feng,Shao Xiaojing and Guo Yanhui.Study on the decoloration of azo dye orange G by nanoscale iron particles synergized with ultrasound[J].Techniques and Equipment for Environmental Pollution Control,2008,2(10):1312-1316. |
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| Authors: | Fan Jing Liang Feng Shao Xiaojing and Guo Yanhui |
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| Institution: | Henan Key Laboratory for Environmental Pollution Control, Key Laboratory for Yellow River and Huaihe River Water Environmental and Pollution Control,School of Chemistry and Environmental Science, Henan Normal University, Xinxiang 453007,Henan Key Laboratory for Environmental Pollution Control, Key Laboratory for Yellow River and Huaihe River Water Environmental and Pollution Control,School of Chemistry and Environmental Science, Henan Normal University, Xinxiang 453007,Henan Key Laboratory for Environmental Pollution Control, Key Laboratory for Yellow River and Huaihe River Water Environmental and Pollution Control,School of Chemistry and Environmental Science, Henan Normal University, Xinxiang 453007 and Henan Key Laboratory for Environmental Pollution Control, Key Laboratory for Yellow River and Huaihe River Water Environmental and Pollution Control,School of Chemistry and Environmental Science, Henan Normal University, Xinxiang 453007 |
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