DIRECT AND RAPID-DETERMINATION OF POTASSIUM IN STANDARD SOLID GLASSES BY EXCIMER-LASER ABLATION PLASMA-ATOMIC EMISSION-SPECTROMETRY

被引:21
作者
LEE, YI
SNEDDON, J
机构
[1] MCNEESE STATE UNIV,DEPT CHEM,LAKE CHARLES,LA 70609
[2] KEONYANG UNIV,DEPT CHEM,CHUNGNAM,SOUTH KOREA
关键词
EXCIMER LASER ABLATION PLASMA ATOMIC EMISSION SPECTROMETRY; GLASSES; POTASSIUM;
D O I
10.1039/an9941901441
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A rapid, direct, and sensitive method for the determination of potassium in solid glasses based on excimer laser ablation atomic emission spectrometry (LA-AES) has been developed. This technique allows the direct detection of 0.13 mu g g(-1) of potassium in solid glass without sample preparation. Results show that the excimer LA-AES system can provide a precision of +/- 10% or better, and a linear response up to at least 461 mu g g(-1).
引用
收藏
页码:1441 / 1443
页数:3
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