DETERMINATION OF BROMIDE IONS IN FOOD BY UNSUPPRESSED ION CHROMATOGRAPHY WITH ULTRAVIOLET DETECTION AFTER MICROWAVE DIGESTION IN A SEALED PTFE VESSEL

被引:20
作者
MIYAHARA, M
SAITO, Y
机构
[1] National Institute of Health Sciences, Tokyo 158, 1-18-1 Kamiyoga, Setagaya-ku
关键词
D O I
10.1021/jf00041a016
中图分类号
S [农业科学];
学科分类号
09 ;
摘要
A residue procedure for bromide ion was studied to establish an analytical method using ion-exchange chromatography with an ultraviolet spectrometric detector. Samples were prepared by a microwave digestion and cation-exchange removal of sodium ions. The procedure is very simple and quick (ashing time is a few minutes). Recoveries of bromide ions ranged from 87 to 119% at 25 and 50 ppm. Several samples for a total diet study were also examined.
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页码:1126 / 1131
页数:6
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