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Chemically modified silica gel with aminothioamidoanthraquinone for solid phase extraction and preconcentration of Pb(II), Cu(II), Ni(II), Co(II) and Cd(II)

✍ Scribed by Wittaya Ngeontae; Wanlapa Aeungmaitrepirom; Thawatchai Tuntulani

Book ID: 116901994
Publisher: Elsevier Science
Year: 2007
Tongue: English
Weight: 522 KB
Volume: 71
Category: Article
ISSN: 0039-9140
DOI: 10.1016/j.talanta.2006.05.094

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## Abstract Thioacetamide immobilized on silica gel was prepared via the Mannich reaction. The extraction and enrichment of copper(II), lead(II), and cadmium(II) ions from aqueous solutions has been investigated. Conditions for effective extraction are optimized with respect to different experiment