Preconcentration of copper, cadmium, and lead with a thiacalix[4]arenetetrasulfonate-loaded Sephadex A-25 anion-exchanger for graphite-furnace atomic-absorption spectrometry
2004 ◽
Vol 379
(5-6)
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2010 ◽
Vol 96
(1)
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pp. 102-107
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2005 ◽
Vol 60
(5)
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pp. 667-672
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2011 ◽
Vol 58
(7)
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pp. 919-924
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2007 ◽