| 微波消解石墨炉原子吸收法测定土壤中的铅和镉 |
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| 引用本文： | 姜秋俚,孙铁珩,张见昕,蔺昕,付友生.微波消解石墨炉原子吸收法测定土壤中的铅和镉[J].环境保护科学,2010,36(6):28-30,63. |
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| 作者姓名： | 姜秋俚 孙铁珩 张见昕 蔺昕 付友生 |
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| 作者单位： | [1]东北大学资源与土木工程学院,沈阳110004 [2]辽宁省环境监测实验中心,沈阳110031 [3]沈阳大学环境工程重点实验室,沈阳110044 |
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| 摘 要： | 用微波消解石墨炉原子吸收分光光度法(GFAAS)测定土壤中的铅、镉含量,通过硝酸-氢氟酸-盐酸体系进行土壤样品微波消解,加入磷酸二氢铵基体改进剂消除干扰,该方法具有分析速度快、测定结果的精确度和精密度高、节省人力等特点。
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| 关 键 词： | 微波消解 石墨炉原子吸收法 土壤 铅 镉 |
Determination of Pb and Cd in Soil Samples Using Microwave Digestion and Graphite Furnace Atomic Absorption Spectrometry |
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| Institution: | Jiang Qiu-li et al |
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| Abstract: | The author determined Pb and Cd in soil with graphite furnace atomic absorption spectrometry.Under the selected condition,the soil samples were digested in HNO3-HF-HCl system and Pb and Cd was determined by microwave digestion and graphite furnace atomic absorption spectrometry（GFAAS）.Added ammonium dihydrogen phosphate matrix modifier to eliminate interference.This method is fast and saves manpower,determination result analysis has high accuracy and precision. |
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| Keywords: | Microwave Digestion Graphite Furnace Atomic Absorption Spectrometry Soil Pb Cd |
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