Application of 2‐(benzyliminomethyl)‐6‐methoxy‐4‐(4‐methoxyphenyl‐azo)phenol in construction of ion‐selective PVC membrane electrode for determination of copper (II) in mineral water sample

2017 ◽  
Vol 32 (2) ◽  
Author(s):  
Fatemeh Pouya ◽  
Maryam Arabi ◽  
Ghodratollah Absalan

2008 ◽  
Vol 41 (5) ◽  
pp. 902-916 ◽  
Author(s):  
Hassan Ali Zamani ◽  
Mohammad Reza Ganjali ◽  
Parviz Norouzi ◽  
Soraia Meghdadi


2009 ◽  
Vol 74 (9) ◽  
pp. 1411-1424 ◽  
Author(s):  
Mohammad Bagher Gholivand ◽  
Maryam Gorji ◽  
Mohammad Joshaghani

A new PVC membrane electrode highly selective to Mn(II), based on 2,2′-bis(salicylideneamino)azobenzene as an ionophore. The electrode exhibits a Nernstian response to Mn(II) ions over a concentration range 0.8 × 10–1–1.1 × 10–7 mol l–1 with a slope of 30.5 ± 0.5 mV per decade and detection limit 5.5 × 10–8 mol l–1. The electrode was used for 45 days at the minimum without any measurable potential divergence. Also, the electrode revealed a fairly good discrimination ability between Mn(II) ions and some cations and anions. The electrode was also utilized as indicator electrode in the potentiometric titration of Mn(II) with EDTA and in determination of Mn(II) in drug as well as tape and river water.



2011 ◽  
Vol 8 (s1) ◽  
pp. S467-S473 ◽  
Author(s):  
Mohammad Reza Abedi ◽  
Hassan Ali Zamani

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 1.0×10-6to 1.0×10-2M with a Nernstian slope of 19.7±0.5 mV per decade and a low detection limit of 7.2×10-7M 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.



1988 ◽  
Vol 6 (3) ◽  
pp. 299-305 ◽  
Author(s):  
L. Campanella ◽  
F. Mazzei ◽  
R. Sbrilli ◽  
M. Tomassetti


Talanta ◽  
2011 ◽  
Vol 87 ◽  
pp. 40-45 ◽  
Author(s):  
Elmorsy Khaled ◽  
Inas. A. El-Sabbagh ◽  
N.G. El-Kholy ◽  
E.Y. Abdel Ghahni


2007 ◽  
Vol 589 (1) ◽  
pp. 33-38 ◽  
Author(s):  
Jianguo Wang ◽  
Lingling Wang ◽  
Yinghui Han ◽  
Jianbo Jia ◽  
Lili Jiang ◽  
...  


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