Routine determination of major anions in atmospheric aerosols by capillary electrophoresis

被引:21
作者
DabekZlotorzynska, E
Piechowski, M
Liu, F
Kennedy, S
Dlouhy, JF
机构
关键词
aerosols; air analysis; environmental analysis; inorganic anions; oxalate;
D O I
10.1016/S0021-9673(97)00238-0
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
Capillary electrophoresis (CE) with indirect UV detection utilizing a pyromellitate-based electrolyte was used for the routine analysis of major anions in atmospheric aerosols collected on filters with high-volume (Hi-Vol) samplers. The long-term reliability of the CE system was checked over an 8-month period during which over 2900 samples were analyzed. In addition, approximately 1100 samples were analyzed in parallel by ion chromatography (IC). It has been shown that acceptable analytical performance can be routinely obtained. The agreement between the CE and IC results is good, generally better than 20% at concentrations larger than 1 mg l(-1).
引用
收藏
页码:349 / 359
页数:11
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