| 氧瓶分解—离子色谱法测定胱氨酸标准物质中的硫 |
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| 引用本文： | 王少明,蒋文钧.氧瓶分解—离子色谱法测定胱氨酸标准物质中的硫[J].化学分析计量,1999,8(2):1-2,5. |
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| 作者姓名： | 王少明 蒋文钧 |
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| 作者单位： | 国防科工委化学计量一级站，国防科工委化学计量一级站 济南 250031，济南 250031 |
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| 摘 要： | 介绍了用氧瓶分解－离子色谱测定胱氨酸标准物质中硫元素含量的方法。以美国进口胱氨酸标准物质为样品，用氧瓶燃烧分解，以碱性吸收液吸收，使硫元素转化为硫酸根阴离子，然后进行离子色谱分析。分析数据与标准物质标称值进行了比较，结果令人满意。
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| 关 键 词： | 离子色谱 氧瓶分解 标准物质 硫酸根 胱氨酸 |
DETERMINATION OF SULPHUR IN THE STANDARD REFERENCE MATERIAL OF DITHIOBISALANINE BY ION CHROMATOGRAPHY |
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| Wang Shaoming,Jiang wenjun.DETERMINATION OF SULPHUR IN THE STANDARD REFERENCE MATERIAL OF DITHIOBISALANINE BY ION CHROMATOGRAPHY[J].Chemical Analysis And Meterage,1999,8(2):1-2,5. |
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| Authors: | Wang Shaoming Jiang wenjun |
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| Abstract: | The sample is decomposed by oxygen flask method,sulphur is transformed into sulfuric acid radical anion.The anion is assayed by ion chromatography.The determined value is compared with nominal value and the result is satisfactory. |
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| Keywords: | ion chromatography oxygen flask decomposition standard reference material sulfuric acid radical dithiobisalanine |
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