A selective copper(ii) electrode based on 2-acetylpyridine -(1r)-(-)-fenchone azine ligand and 2,6-diacetylpyridine -dj....(1id-(-}-fenchone diazine ligand (IR)
This study describe the construction and characteristics of polymeric membrane electrodes based on 2-acetylpyridine-(IR)-(-)-fenchone azine ligand (A) and 2,6-diacetylpyridine-di-(IR)-(-)-fenchone diazine ligand (B) for determination of copper(U) ions. Optimum performance was observed with a membran...
Saved in:
Main Author: | |
---|---|
Format: | thesis |
Language: | eng |
Published: |
2014
|
Subjects: | |
Online Access: | https://ir.upsi.edu.my/detailsg.php?det=1719 |
Tags: |
Add Tag
No Tags, Be the first to tag this record!
|
id |
oai:ir.upsi.edu.my:1719 |
---|---|
record_format |
uketd_dc |
spelling |
oai:ir.upsi.edu.my:17192020-02-27 A selective copper(ii) electrode based on 2-acetylpyridine -(1r)-(-)-fenchone azine ligand and 2,6-diacetylpyridine -dj....(1id-(-}-fenchone diazine ligand (IR) 2014 Mohamad Idris Saidin QD Chemistry This study describe the construction and characteristics of polymeric membrane electrodes based on 2-acetylpyridine-(IR)-(-)-fenchone azine ligand (A) and 2,6-diacetylpyridine-di-(IR)-(-)-fenchone diazine ligand (B) for determination of copper(U) ions. Optimum performance was observed with a membrane composition (w/w) of A (6): PVC (40): DOP (56): NaTPB (1) for ionophore A and B (7): PVC (50): TMDP (86): NaTPB (1) for ionophore B. Membrane electrode A works satisfactorily in the concentration range of 1.0x 1 0-5 to 1.0x 1 0-1 M with a detection limit of 4.0xlO-6 M and Nernstian slope of 30.00.2 mY/decade. Meanwhile, membrane electrode B works in the concentration range of I.Ox 1 0-5 to 1.0x 1 0-1 M with detection limit 2.5xlO-6 M and Nernstian slope of29.IOA mY/decade. Both of these membrane electrodes exhibit wide pH range (4.0-5.0 and 6.0-10.0 for ligand A and 4.0-8.0 for ligand B) and posses a fast response time of below 20 s and also shelf life period of 3 months. The potentiometric selectivity coefficient values as determined by fixed interference method indicate excelIent selectivity for copper(II)ions over interfering cations. Both electrodes was used in the determination of copper(II) in waste water samples and the results were in agreement with an atomic absorption spectrometry method. 2014 thesis https://ir.upsi.edu.my/detailsg.php?det=1719 https://ir.upsi.edu.my/detailsg.php?det=1719 text eng closedAccess Masters Universiti Pendidikan Sultan Idris Fakulti Sains dan Matematik N/A |
institution |
Universiti Pendidikan Sultan Idris |
collection |
UPSI Digital Repository |
language |
eng |
topic |
QD Chemistry |
spellingShingle |
QD Chemistry Mohamad Idris Saidin A selective copper(ii) electrode based on 2-acetylpyridine -(1r)-(-)-fenchone azine ligand and 2,6-diacetylpyridine -dj....(1id-(-}-fenchone diazine ligand (IR) |
description |
This study describe the construction and characteristics of polymeric membrane electrodes based on 2-acetylpyridine-(IR)-(-)-fenchone azine ligand (A) and 2,6-diacetylpyridine-di-(IR)-(-)-fenchone diazine ligand (B) for determination of copper(U) ions. Optimum performance was observed with a membrane composition (w/w) of A (6): PVC (40): DOP (56): NaTPB (1) for ionophore A and B (7): PVC (50): TMDP (86): NaTPB (1) for ionophore B. Membrane electrode A works satisfactorily in the concentration range of 1.0x 1 0-5 to 1.0x 1 0-1 M with a detection limit of 4.0xlO-6 M and Nernstian slope of 30.00.2 mY/decade. Meanwhile, membrane electrode B works in the concentration range of I.Ox 1 0-5 to 1.0x 1 0-1 M with detection limit 2.5xlO-6 M and Nernstian slope of29.IOA mY/decade. Both of these membrane electrodes exhibit wide pH range (4.0-5.0 and 6.0-10.0 for ligand A and 4.0-8.0 for ligand B) and posses a fast response time of below 20 s and also shelf life period of 3 months. The potentiometric selectivity coefficient values as determined by fixed interference method indicate excelIent selectivity for copper(II)ions over interfering cations. Both electrodes was used in the determination of copper(II) in waste water samples and the results were in agreement with an atomic absorption spectrometry method. |
format |
thesis |
qualification_name |
|
qualification_level |
Master's degree |
author |
Mohamad Idris Saidin |
author_facet |
Mohamad Idris Saidin |
author_sort |
Mohamad Idris Saidin |
title |
A selective copper(ii) electrode based on 2-acetylpyridine -(1r)-(-)-fenchone azine ligand and 2,6-diacetylpyridine -dj....(1id-(-}-fenchone diazine ligand (IR) |
title_short |
A selective copper(ii) electrode based on 2-acetylpyridine -(1r)-(-)-fenchone azine ligand and 2,6-diacetylpyridine -dj....(1id-(-}-fenchone diazine ligand (IR) |
title_full |
A selective copper(ii) electrode based on 2-acetylpyridine -(1r)-(-)-fenchone azine ligand and 2,6-diacetylpyridine -dj....(1id-(-}-fenchone diazine ligand (IR) |
title_fullStr |
A selective copper(ii) electrode based on 2-acetylpyridine -(1r)-(-)-fenchone azine ligand and 2,6-diacetylpyridine -dj....(1id-(-}-fenchone diazine ligand (IR) |
title_full_unstemmed |
A selective copper(ii) electrode based on 2-acetylpyridine -(1r)-(-)-fenchone azine ligand and 2,6-diacetylpyridine -dj....(1id-(-}-fenchone diazine ligand (IR) |
title_sort |
selective copper(ii) electrode based on 2-acetylpyridine -(1r)-(-)-fenchone azine ligand and 2,6-diacetylpyridine -dj....(1id-(-}-fenchone diazine ligand (ir) |
granting_institution |
Universiti Pendidikan Sultan Idris |
granting_department |
Fakulti Sains dan Matematik |
publishDate |
2014 |
url |
https://ir.upsi.edu.my/detailsg.php?det=1719 |
_version_ |
1747832992193052672 |