首页 | 本学科首页   官方微博 | 高级检索  
     

一种新型吸附剂在痕量重金属分析中的应用
引用本文:刘玉红,汪玉庭,唐玉蓉,邓德兵,孙学信.一种新型吸附剂在痕量重金属分析中的应用[J].化学试剂,2003,25(4):219-221.
作者姓名:刘玉红  汪玉庭  唐玉蓉  邓德兵  孙学信
作者单位:1. 武汉大学资源与环境科学学院,湖北,武汉,430072
2. 华中科技大学煤燃烧国家重点实验室,湖北,武汉,430074
基金项目:教育部博士学科点专项研究基金资助项目(2000043615)
摘    要:以二苯并18-冠-6交联席夫碱型壳聚糖作为新型吸附剂,用石墨炉原子吸收分光光度法测定了经过滤处理后的燃煤烟气中痕量铬、镉和铅的含量。经过滤处理后的燃煤烟气含铬1.42/μg/m3,其中三价铬占54.20%,为0.77μg/m3,镉0.256μg/m3,铅5.30μg/m3。

关 键 词:吸附剂  痕量分析  重金属        壳聚糖  石墨炉原子吸收分光光度法  燃煤烟气  二苯并18-冠-6交联席夫碱
文章编号:0258-3283(2003)04-0219-03
修稿时间:2002年9月7日

The application of a nev sorbent--dibenzo-18 crown-6 cross-linked Schiff chitosan in the determination of trace solheavy metal with graphite furnace atomic absorption spectrometry
LIU Yu-hong,WANG Yu-ting,TANG Yu-rong,DENG De-bing,SUN Xue-xin.The application of a nev sorbent--dibenzo-18 crown-6 cross-linked Schiff chitosan in the determination of trace solheavy metal with graphite furnace atomic absorption spectrometry[J].Chemical Reagents,2003,25(4):219-221.
Authors:LIU Yu-hong  WANG Yu-ting  TANG Yu-rong  DENG De-bing  SUN Xue-xin
Affiliation:LIU Yu-hong,WANG Yu-ting,TANG Yu-rong,DENG De-bing,SUN Xue-xin Department of Re-sources and Environmental Seience,Wuhan University,Wu-han 430072,2.National Laboratory of Coal Combustion,Huazhong University of Science and Technology,Wuhan 430074
Abstract:The concentration of trace chromium , cadmium and lead in filtered flue gas was determined with dibenzo-18 crown-6 cross-linked Schiff chitosan by graphite furnace atomic absorption spectrometry. The content of Cr was 1. 42ug/m3 , in which Cr(III) amounted to 54. 20%. The content of Cd was 0. 256ug/m3 , Pb , 5.30ug/m3.
Keywords:chromium  cadmium  lead  chitosan  graphite furnace atomic absorption spectrometry  flue gas
本文献已被 CNKI 维普 万方数据 等数据库收录!
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号