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Use of silica gel chemically modified with zirconium phosphate for preconcentration and determination of lead and copper by flame atomic absorption spectrometry

โœ Scribed by E. Matoso; L.T. Kubota; S. Cadore


Book ID
117223518
Publisher
Elsevier Science
Year
2003
Tongue
English
Weight
218 KB
Volume
60
Category
Article
ISSN
0039-9140

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## Abstract A simple and reproducible method for the rapid extraction and determination of trace amounts of copper(II) ions using octadecylโ€bonded silica membrane disks modified by 1,5โ€diphenylcarbazide (DPC) and atomic absorption spectrometry was presented, which was based on complex formation on