ASSESSMENT OF DIRECT SOLID SAMPLE ANALYSIS BY GRAPHITE PELLET ELECTROTHERMAL VAPORIZATION INDUCTIVELY-COUPLED PLASMA-MASS SPECTROMETRY

被引:6
作者
REN, JM [1 ]
RATTRAY, R [1 ]
SALIN, ED [1 ]
GREGOIRE, DC [1 ]
机构
[1] GEOL SURVEY CANADA,OTTAWA,ON K1A 0E8,CANADA
关键词
ICP-MS; SOLID SAMPLE ANALYSIS; SAMPLE INTRODUCTION; PELLET; GRAPHITE;
D O I
10.1039/ja9951001027
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Graphite pellet vaporization was evaluated as a method for solid sample introduction for ICP-MS, A detection limit of 0.1 ppb of Cd was obtained indicating that the technique might be very useful for screening, The accuracy was poor using the technique of external standards and four reference materials, suggesting that the technique of standard additions might be required if the technique was to be used for anything other than semi-quantitative measurements.
引用
收藏
页码:1027 / 1029
页数:3
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