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食品研究与开发:2019,40(11):21-24
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金属有机框架(MOF-5)材料对苏丹红I吸附能研究
(天津科技大学 化工与材料学院,天津 300457)
Evaluation of Adsorption Properties of Metal-organic Framework(MOF-5)Material Toward Sudan Red I
(College of Chemical Engineering and Materials Science,Tianjin University of Science&Technology,Tianjin 300457,China)
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投稿时间:2018-08-02    
中文摘要: 在室温条件下合成金属有机框架(metal-organic frameworks,MOF-5)材料,通过红外光谱、粉末衍射等技术对其结构进行表征;以苏丹红I 为目标物,考察了MOF-5的吸附性能,探究MOF-5作为富集材料用于食品中苏丹红检测的可行性。研究结果表明:室温条件下成功合成MOF-5材料;所制备的MOF-5材料对苏丹红I 具有优良的吸附性能,其最大吸附容量为20.7 mg/g,吸附在10 h 之内可以达到平衡;鉴于其优异的吸附性能,进一步考察其作为萃取材料用于鸭蛋中苏丹红I 检测的可行性。
中文关键词: 金属有机框架材料  苏丹红I  吸附  富集  鸭蛋
Abstract:Metal-organic frameworks(MOF-5)material was synthesized at room temperature,and character ized by infrared spectroscopy,powder diffraction and thermogravimetric analyzer,etc.The adsorption property of MOF-5toward Sudan red I was investigated in detail.The feasibility of MOF-5as adsorption material for the detection of Sudan red I in foods was investigated.The results revealed that MOF-5material was successfully synthesized.The resulted in materials exhibited excellent adsorption property,where the maximum adsorption capacity was 20.7 mg/g and adsorption equilibrium was achieved within 10 h.Based on its excellent adsorption property,the detection of Sudan red I from duck eggs was realized.
文章编号:201911004     中图分类号:    文献标志码:
基金项目:国家重点研发计划项目(2016YFD0401101)
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