BROMATE ION ANALYSIS BY ION CHROMATOGRAPHY

被引:11
作者
KOUDJONOU, BK
MULLER, MC
COSTENTIN, E
RACAUD, P
VANDERJAGT, H
VILARO, JS
HUTCHISON, J
机构
[1] CO GEN EAUX,ANJOU RECH,F-78603 MAISONS LAFFITTE,FRANCE
[2] LYONNAISE EAU,CIRSEE,F-78230 LE PECQ,FRANCE
[3] CTR P CRUSSARD,SAUR,F-78312 MAUREPAS,FRANCE
[4] KIWA RES & CONSULTANCY,NIEUWEGEIN,NETHERLANDS
[5] SOCIEDAD GEN AGUAS BARCELONA,E-08009 BARCELONA,SPAIN
[6] WATER RES CTR,MARLOW SL7 2HD,BUCKS,ENGLAND
关键词
OZONE; BROMATE ION ANALYSIS; BROMIDE ION; OZONATION; ION CHROMATOGRAPHY; CONDUCTIVITY; INTERFERENCE; DETECTION LIMIT;
D O I
10.1080/01919512.1995.10555767
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Bromate ion occurs during ozonation of bromide-containing waters. The current WHO guideline for bromate ion is 25 mu g/L. Bromate analysis in drinking waters can be performed by various techniques. However, given the commonly low concentrations of bromate ion found in drinking waters, the classical methods do not fit for bromate analysis in most cases. A specific conductimetric method with anion suppression which enhances analyte detection by lowering the eluent conductivity is described in this pager for low bromate level analysis. Three eluents have been tested in order to have the best signal to noise ratio. Some other parameters likely to interfere in bromate ion detection (nitrate and sulfate in particular) are also investigated. Taking into account the results of three interlaboratory trials between six European laboratories, a 2 mu g/L detection level for bromate can be established.
引用
收藏
页码:561 / 573
页数:13
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