| 氢化物发生电热原子吸收法测定食品中微量锑铋 |
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| 引用本文： | 张小珠,吴清蒙.氢化物发生电热原子吸收法测定食品中微量锑铋[J].分析试验室,1993(6). |
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| 作者姓名： | 张小珠 吴清蒙 |
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| 作者单位： | 轻工业部环境保护科学研究所 北京100037 |
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| 摘 要： | 本文将电热氢化物原子吸收光谱技术应用于食品中微量锑铋测定,检出限可达ppb级。探讨了被测元素价态、预还原条件等因素对测定灵敏度的影响,并应用于罐头食品中微量锑铋分析。
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| 关 键 词： | 氢化物发生 石英管炉 原子吸收法 罐头食品 锑、铋测定 |
Determination of Antimony and Bismuth in Food by Hydride Generation Atomic Absorption Spectrometry with Electrothermal Atomization |
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| Zhang Xiaozhu and Wu Qingmeng.Determination of Antimony and Bismuth in Food by Hydride Generation Atomic Absorption Spectrometry with Electrothermal Atomization[J].Chinese Journal of Analysis Laboratory,1993(6). |
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| Authors: | Zhang Xiaozhu and Wu Qingmeng |
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| Abstract: | An electrothermal hydride generation atomic absorp- tion spectroscopy technique was used for the determination of trace antimony and bismuuth in food.Detection limits are in ppb level.The influence of valence state,prereduc- tion condition and acid medium on the sensitivity were discussed.It was applied to the determination of antimony and bismuthe in canned foods. |
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| Keywords: | Hydride generation absorptiometry antimony and bismuth determination |
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