Organically modified silica gel and flame atomic absorption spectrometry: employment for separation and preconcentration of nine trace heavy metals for their determination in natural aqueous systems
2004 ◽
Vol 78
(2)
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pp. 143-156
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2013 ◽
Vol 46
(9)
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pp. 1430-1441
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2013 ◽
Vol 58
(4)
◽
pp. 2182-2185
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