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Silica gel–polyethylene glycol as a new adsorbent for solid phase extraction of cobalt and nickel and determination by flame atomic absorption spectrometry

✍ Scribed by N. Pourreza; J. Zolgharnein; A.R. Kiasat; T. Dastyar

Book ID: 116904221
Publisher: Elsevier Science
Year: 2010
Tongue: English
Weight: 274 KB
Volume: 81
Category: Article
ISSN: 0039-9140
DOI: 10.1016/j.talanta.2010.01.010

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## Abstract In this work, a mesoporous silica has been chemically modified with 5‐mercapto‐1‐methyl‐1‐H‐tetrazol using the homogeneous route (MTTZ‐HMS). This synthetic route involved the reaction of 5‐mercapto‐1‐methyl‐1‐H‐tetrazol with 3‐chloropropyltriethoxysilane, prior to immobilization on the