DIRECT DETERMINATION OF SURFACTANTS ON TEXTILES BY LASER DESORPTION FOURIER-TRANSFORM MASS-SPECTROMETRY

被引:10
作者
CHIARELLI, MP
GROSS, ML
PEAKE, DA
机构
[1] UNIV NEBRASKA,MIDW CTR MASS SPECTROMETRY,LINCOLN,NE 68588
[2] PROCTER & GAMBLE CO,CINCINNATI,OH 45217
基金
美国国家科学基金会;
关键词
D O I
10.1016/S0003-2670(00)80494-8
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Laser desorption-Fourier transform mass spectrometry was utilized for the determination and quantification of mixtures of ionic surfactants, both neat and from textiles. Sodium dodecyl sulfate and the perdeuterated standard were desorbed from cotton cloth and quantified over a standard: analyte ratio range of 50. A neat C10C14 sodium alkyl benzenesulfonate homolog mixture was also assayed, and selective analyte precipitation on the copper probe from which desorption occurs was found to be a significant factor in causing component discrimination. © 1990.
引用
收藏
页码:169 / 176
页数:8
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