| 双硫腙－醋酸丁酯萃取石墨炉原子吸收法测定海水中痕量铜、铅和镉 |
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| 引用本文： | 金学根. 双硫腙－醋酸丁酯萃取石墨炉原子吸收法测定海水中痕量铜、铅和镉[J]. 环境科学, 1996, 0(3) |
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| 作者姓名： | 金学根 |
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| 作者单位： | 浙江省环境监测中心站 |
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| 摘 要： | 用双硫腙－醋酸丁酯萃取石墨炉原子吸收法测定海水中痕量Ｃｕ、Ｐｈ、Ｃｄ．试验选定了最佳测定条件．结果表明，在弱碱性介质（ｐＨ８－１０）中，能同时定量萃取Ｃｕ、Ｐｂ、Ｃｄ．方法的相对标准偏差＜３％，加标回收率９２％－１０２％，检出限（μｇ／Ｌ）分别为Ｃｕ０．０６，Ｐｂ０．１４，Ｃｄ０．００２．本法操作简便、快速，已应用于海水中Ｃｕ、Ｐｂ、Ｃｄ的分析，取得了令人满意的结果．
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| 关 键 词： | 双硫腙，萃取，石墨炉，海水，铜，铅，镉 |
Determination of Trace Copper,Lead and Cadmium in Seawater by Graphite Furnace Atomic Absorption Spetrometry with Dithizone-n-Butyl Acetate Extraction |
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| Jin Xuegen. Determination of Trace Copper,Lead and Cadmium in Seawater by Graphite Furnace Atomic Absorption Spetrometry with Dithizone-n-Butyl Acetate Extraction[J]. Chinese Journal of Environmental Science, 1996, 0(3) |
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| Authors: | Jin Xuegen |
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| Abstract: | |
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| Keywords: | dithizone extraction graphite furnace seawater copper lead cadmium. |
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