Silica Gel Chemically Modified with Ionic Liquid as Novel Sorbent for Solid-Phase Extraction and Preconcentration of Lead from Beer and Tea Drink Samples Followed by Flame Atomic Absorption Spectrometric Determination

Author： Cheng Jufang   Ma Xiaoguo   Wu Yuguang  

Publisher： Springer Publishing Company

ISSN： 1936-9751

Source： Food Analytical Methods, Vol.7, Iss.5, 2014-05, pp. : 1083-1089

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