| 微波消解-石墨炉原子吸收光谱法测定纸质包装材料中铅含量 |
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| 引用本文： | 王敏,蔡莉,汪仕韬,冯秀梅.微波消解-石墨炉原子吸收光谱法测定纸质包装材料中铅含量[J].分子科学学报,2017,33(3). |
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| 作者姓名： | 王敏 蔡莉 汪仕韬 冯秀梅 |
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| 作者单位： | 1. 江阴市产品质量监督检验所,江苏江阴,214431;2. 江阴职业技术学院化学纺织工程系,江苏江阴,214405 |
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| 摘 要： | 建立了微波消解-石墨炉原子吸收光谱法测定纸质包装材料中铅含量的方法.该方法具有良好线性关系,线性相关系数R~2为0.999 5,检出限为0.028μg/L,回收率为97%~102%,其相对标准偏差在3.14%~5.76%之间,优点为检出限低、精密度好、准确度高,能精确测定纸质包装材料中的铅含量.
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| 关 键 词： | 纸质包装材料 铅 微波消解 石墨炉原子吸收光谱法 |
Microwave digestion-determination of lead in paper packaging materials by graphite furnace atomic absorption spectrometry |
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| WANG Min,CAI Li,WANG Shi-tao,FENG Xiu-mei.Microwave digestion-determination of lead in paper packaging materials by graphite furnace atomic absorption spectrometry[J].Journal of Molecular Science,2017,33(3). |
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| Authors: | WANG Min CAI Li WANG Shi-tao FENG Xiu-mei |
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| Abstract: | Method of microwave digestion-determination of lead in paper packaging material by graphite furnace atomic absorption spectrometry was established.The linear correlation coefficient was 0.999 5 and the detection limit was 0.028 μg/L,The average recoveries varied from 97％ to 102％ with the relative standard deviations (RSDs) of 3.14％～5.76％.This method has the advantageous of low detection vimit,good precision,high accuracy,and accurately quantifying the content of Pb in the paper packaging materials. |
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| Keywords: | paper packaging materials plumbum microwave digestion graphite furnace atomic absorption spectrometry |
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