Solid Phase Extraction and Pre‐concentration of Sub‐PPB Level of Copper in Aqueous Samples on Octadecyl Silica Membrane Disks Modified with a New Anthraquinone Derivative and Its Determination by Atomic Absorption Spectrometry
2005 ◽
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2008 ◽
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pp. 885-888
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2011 ◽
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pp. 1358-1363
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pp. 69-74
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2017 ◽
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