氩氢火焰低温自动点燃装置用于氢化物发生—原子荧光光谱分析中的研究

Study on Application of Low Temperature Ar_H 2 Flame Automatic Ignition Device in Hydride Generation_ Atomic Fluorescence Spectrometric Analysis

摘要: 介绍了一种最新研制成功的氢化物发生＿原子荧光光谱法中氩氢火焰低温自动点燃装置；研究了Ａｓ、Ｓｂ、Ｂｉ、Ｓｅ、Ｔｅ、Ｐｂ、Ｓｎ和Ｇｅ８种元素的氢化物分析特性；报道了新的检出限和精密度；讨论了不同的石英管预加热温度对分析灵敏度、线性范围和记忆效应等因素的影响以及有关氢化物原子化机理。

Abstract: A low temperature Ar_H 2 flame automatic ignition device is successfully developed recently and its application in HG_AFS analysis is introduced in this paper. The analytical features of the new system for eight hydride formation elements (As, Sb, Bi, Se