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曾法刚, 陈金武. 甲基异丁基酮负载泡塑富集—原子吸收测定岩矿中痕量金银铊镉[J]. 岩矿测试, 1993, (2): 85-88.
引用本文: 曾法刚, 陈金武. 甲基异丁基酮负载泡塑富集—原子吸收测定岩矿中痕量金银铊镉[J]. 岩矿测试, 1993, (2): 85-88.
Determination of Trace of Gold, Silver,Thallium and Cadmium by AAS after Concentration with MIBK Loaded Polyurethane Foam[J]. Rock and Mineral Analysis, 1993, (2): 85-88.
Citation: Determination of Trace of Gold, Silver,Thallium and Cadmium by AAS after Concentration with MIBK Loaded Polyurethane Foam[J]. Rock and Mineral Analysis, 1993, (2): 85-88.

甲基异丁基酮负载泡塑富集—原子吸收测定岩矿中痕量金银铊镉

Determination of Trace of Gold, Silver,Thallium and Cadmium by AAS after Concentration with MIBK Loaded Polyurethane Foam

  • 摘要: 研究了多种负载泡塑对Au、Ag、Ti、Cd的富集行为。提出了在HCI-KI-抗坏血酸介质中用甲基异丁基酮(MIBK)负载泡塑同时萃取,然后用2%硫脲-1%HCl解脱的富集方法,并采用火焰原子吸收连续测定地质样品中痕量Au、Ag、Tl和Cd,方法的测定下限(μg/g)分别为:0.2g、0.05、0.20和0.04。

     

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