A simple preconcentration method for highly sensitive determination of Pb in bee products by magnetic ionic liquid dispersive liquid-liquid microextraction and electrothermal atomic absorption spectrometry
2009 ◽
Vol 64
(7)
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pp. 666-671
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2020 ◽
Vol 169
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pp. 105879
2017 ◽
Vol 50
(18)
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pp. 2884-2899
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2012 ◽
Vol 27
(5)
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pp. 874
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