Construction of Eu3+ Ion-Selective Electrode Based on 1,2-Diaminopropane-N,N,N',N'-tetraacetic acid

A new Eu3+ PVC membrane electrode based on 1,2-diaminopropane-N, N,N',N'-tetraacetic acid (DAPTA) as a suitable ionophore has been prepared and studied. The electrode shows a good selectivity for Eu(III) ion with respect to most common cations including alkali, alkaline earth, transition a...

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Main Authors: Mohammad Reza Abedi, Hassan Ali Zamani
Format: Article
Language:English
Published: Wiley 2011-01-01
Series:E-Journal of Chemistry
Online Access:http://dx.doi.org/10.1155/2011/716406
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author Mohammad Reza Abedi
Hassan Ali Zamani
author_facet Mohammad Reza Abedi
Hassan Ali Zamani
author_sort Mohammad Reza Abedi
collection DOAJ
description A new Eu3+ PVC membrane electrode based on 1,2-diaminopropane-N, N,N',N'-tetraacetic acid (DAPTA) as a suitable ionophore has been prepared and studied. The electrode shows a good selectivity for Eu(III) ion with respect to most common cations including alkali, alkaline earth, transition and heavy metal ions. This electrode has a wide linear dynamic range from 1.0×10-6 to 1.0×10-2 M with a Nernstian slope of 19.7±0.5 mV per decade and a low detection limit of 7.2×10-7 M in the pH range of 2.5–9.1, while the response time was rapid (<10 s). The practical utility of the electrodes has been demonstratedby their use as indicator electrodes in the potentiometric titration of Eu3+ ions with EDTA and for the determination of Eu3+ in some water sample solutions.
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issn 0973-4945
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spelling doaj-art-456cefdec86d4705b1602db5ebbf36542025-02-03T05:48:10ZengWileyE-Journal of Chemistry0973-49452090-98102011-01-018S1S467S47310.1155/2011/716406Construction of Eu3+ Ion-Selective Electrode Based on 1,2-Diaminopropane-N,N,N',N'-tetraacetic acidMohammad Reza Abedi0Hassan Ali Zamani1Department of Applied Chemistry, Quchan Branch, Islamic Azad University, Quchan, IranDepartment of Applied Chemistry, Quchan Branch, Islamic Azad University, Quchan, IranA new Eu3+ PVC membrane electrode based on 1,2-diaminopropane-N, N,N',N'-tetraacetic acid (DAPTA) as a suitable ionophore has been prepared and studied. The electrode shows a good selectivity for Eu(III) ion with respect to most common cations including alkali, alkaline earth, transition and heavy metal ions. This electrode has a wide linear dynamic range from 1.0×10-6 to 1.0×10-2 M with a Nernstian slope of 19.7±0.5 mV per decade and a low detection limit of 7.2×10-7 M in the pH range of 2.5–9.1, while the response time was rapid (<10 s). The practical utility of the electrodes has been demonstratedby their use as indicator electrodes in the potentiometric titration of Eu3+ ions with EDTA and for the determination of Eu3+ in some water sample solutions.http://dx.doi.org/10.1155/2011/716406
spellingShingle Mohammad Reza Abedi
Hassan Ali Zamani
Construction of Eu3+ Ion-Selective Electrode Based on 1,2-Diaminopropane-N,N,N',N'-tetraacetic acid
E-Journal of Chemistry
title Construction of Eu3+ Ion-Selective Electrode Based on 1,2-Diaminopropane-N,N,N',N'-tetraacetic acid
title_full Construction of Eu3+ Ion-Selective Electrode Based on 1,2-Diaminopropane-N,N,N',N'-tetraacetic acid
title_fullStr Construction of Eu3+ Ion-Selective Electrode Based on 1,2-Diaminopropane-N,N,N',N'-tetraacetic acid
title_full_unstemmed Construction of Eu3+ Ion-Selective Electrode Based on 1,2-Diaminopropane-N,N,N',N'-tetraacetic acid
title_short Construction of Eu3+ Ion-Selective Electrode Based on 1,2-Diaminopropane-N,N,N',N'-tetraacetic acid
title_sort construction of eu3 ion selective electrode based on 1 2 diaminopropane n n n n tetraacetic acid
url http://dx.doi.org/10.1155/2011/716406
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AT hassanalizamani constructionofeu3ionselectiveelectrodebasedon12diaminopropanennnntetraaceticacid