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MOFs凝胶膜片微固相萃取-气相色谱法测定水样中多溴联苯醚
引用本文:王林,张超艳,周友亚,颜增光,谢亚勃,李建荣,李发生.MOFs凝胶膜片微固相萃取-气相色谱法测定水样中多溴联苯醚[J].环境科学研究,2013,26(4):446-451.
作者姓名:王林  张超艳  周友亚  颜增光  谢亚勃  李建荣  李发生
作者单位:1. 北京工业大学环境与能源工程学院,北京 100124;中国环境科学研究院,环境基准与风险评估国家重点实验室,北京100012
2. 中国环境科学研究院,环境基准与风险评估国家重点实验室,北京100012
3. 北京工业大学环境与能源工程学院,北京,100124
基金项目:国家自然科学基金项目,国家环境保护公益性行业科研专项
摘    要:为实现对环境水样中污染物PBDEs(多溴联苯醚)的预富集和分析,利用溶胶-凝胶法制取了一种MOFs(金属有机骨架材料)凝胶膜片微固相萃取装置,结合GC-ECD(气相色谱-电子捕获检测器)检测方法测定环境水样中的7种PBDEs,考察了MOFs用量、萃取温度、萃取时间和解吸时间对于萃取效果的影响.结果表明,在MOFs用量为4 mg、萃取温度为70℃、萃取时间为50 min、解吸时间为15 min的条件下,7种PBDEs单体的加标回收率为74.9%~98.1%,相对标准偏差为3.3% ~5.7%,方法检出限均小于4.7 ng/L.

关 键 词:金属有机骨架材料  溶胶-凝胶法  微固相萃取  多溴联苯醚
收稿时间:2012/12/7 0:00:00
修稿时间:2013/2/17 0:00:00

MOFs-Gel-Membrane-Based Micro-Solid-Phase Extraction Coupled with Gas Chromatography for Determination of Polybrominated Diphenyl Ethers in Water
WANG Lin,ZHANG Chao-yan,ZHOU You-y,YAN Zeng-guang,XIE Ya-bo,LI Jian-rong and LI Fa-sheng.MOFs-Gel-Membrane-Based Micro-Solid-Phase Extraction Coupled with Gas Chromatography for Determination of Polybrominated Diphenyl Ethers in Water[J].Research of Environmental Sciences,2013,26(4):446-451.
Authors:WANG Lin  ZHANG Chao-yan  ZHOU You-y  YAN Zeng-guang  XIE Ya-bo  LI Jian-rong and LI Fa-sheng
Institution:College of Environmental and Energy Engineering, Beijing University of Technology, Beijing 100124, China;State Key Laboratory of Environmental Criteria and Risk Assessment, Chinese Research Academy of Environmental Sciences, Beijing 100012, China;State Key Laboratory of Environmental Criteria and Risk Assessment, Chinese Research Academy of Environmental Sciences, Beijing 100012, China;State Key Laboratory of Environmental Criteria and Risk Assessment, Chinese Research Academy of Environmental Sciences, Beijing 100012, China;College of Environmental and Energy Engineering, Beijing University of Technology, Beijing 100124, China;College of Environmental and Energy Engineering, Beijing University of Technology, Beijing 100124, China;State Key Laboratory of Environmental Criteria and Risk Assessment, Chinese Research Academy of Environmental Sciences, Beijing 100012, China
Abstract:
Keywords:metal-organic frameworks  sol-gel method  micro-solid-phase extraction  polybrominated diphenyl ethers
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