INTERFERENCES IN DETERMINATION OF IRON BY ATOMIC-ABSORPTION SPECTROPHOTOMETRY IN AN AIR-ACETYLENE FLAME

被引:15
作者
CURTIS, KE
机构
[1] Cresco Fertilizers (W.A .) Pty. Limited, Buyswater, WA 6503
[2] Department of Chemistry, University of Waterloo, Waterloo, Ont.
关键词
D O I
10.1039/an9699401068
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Sulphate has been found to interfere in the determination of iron by atomic-absorption spectrophotometry, when using an air-acetylene flame. The effects of varying the sulphate concentration, the nature of the flame and the path of the light beam through the flame were examined. The effects of phosphate, potassium, sodium, ammonium, calcium, magnesium, manganese and aluminium ions were also examined.
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页码:1068 / &
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