ANALYTICAL APPLICATIONS OF EMULSIONS - DETERMINATION OF LEAD IN LUBRICATING OILS BY ATOMIC-ABSORPTION SPECTROMETRY

被引:23
作者
HERNANDEZMENDEZ, J
POLODIEZ, L
BERNALMELCHOR, A
机构
[1] Department of Analytical Chemistry, Faculty of Sciences, University of Salamanca
关键词
D O I
10.1016/S0003-2670(01)93037-5
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Lead used in lubricating oils (ca. 0.2%) is determined by direct nebulization of oil-water emulsions into the flame of an atomic absorption spectrometer. The method is as accurate and precise as a similar method involving mineralization of the oil, and has the advantage of simplicity, speed and the use of aqueous standards for calibration. © 1979.
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页码:39 / 44
页数:6
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