Determination of 1,1-dimethylhydrazine by reversed-phase high-performance liquid chromatography with spectrophotometric detection as a derivative with 4-nitrobenzaldehyde

被引:20
作者
Denisov, AA [1 ]
Smolenkov, AD [1 ]
Shpigun, OA [1 ]
机构
[1] Moscow MV Lomonosov State Univ, Dept Chem, Moscow 119992, Russia
关键词
D O I
10.1023/B:JANC.0000026237.44977.04
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A procedure was developed for the determination of 1,1-dimethylhydrazine by reversed-phase high-performance liquid chromatography with spectrophotometric detection and preliminary derivatization by the reaction with 4-nitrobenzaldehyde. Conditions were selected for the chromatographic separation and the detection of the peaks of the reagent and 4-nitrobenzaldehyde dimethylhydrazone. The optimum conditions were found for the derivatization of 1, 1-dimethylhydrazine with 4-nitrobenzaldehyde. The determination limit of 1,1-dimethylhydrazine in aqueous solutions was 120 mug/L (2 muM/L).
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页码:452 / 456
页数:5
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