Towards Green Titration: Batchwise Titration with Reusable Solid Sorbed Indicators

We propose the creation of reusable indicator-sorbed-solids, using anion-exchange resins or kaolin as supports, with the aim to reduce chemical use towards green analytical chemistry. Indicators (phenolphthalein, thymol blue and butterfly pea flower extract as a natural indicator) sorbed on a solid...

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Main Authors: Miki Kanna, Sarawut Somnam, Wasin Wongwilai, Kate Grudpan
Format: Journal
Published: 2019
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http://cmuir.cmu.ac.th/jspui/handle/6653943832/63610
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Institution: Chiang Mai University
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spelling th-cmuir.6653943832-636102019-03-18T02:21:46Z Towards Green Titration: Batchwise Titration with Reusable Solid Sorbed Indicators Miki Kanna Sarawut Somnam Wasin Wongwilai Kate Grudpan Chemistry We propose the creation of reusable indicator-sorbed-solids, using anion-exchange resins or kaolin as supports, with the aim to reduce chemical use towards green analytical chemistry. Indicators (phenolphthalein, thymol blue and butterfly pea flower extract as a natural indicator) sorbed on a solid support, were employed in acid-base titration, in both homogenous aqueous and heterogenous aqueous organic phases. Applications of the developed techniques to some real samples, such as vinegar, colored fruit juice and vegetable oil, have been demonstrated. 2019-03-18T02:21:46Z 2019-03-18T02:21:46Z 2019-03-10 Journal 13482246 2-s2.0-85062708619 10.2116/analsci.18N019 https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85062708619&origin=inward http://cmuir.cmu.ac.th/jspui/handle/6653943832/63610
institution Chiang Mai University
building Chiang Mai University Library
country Thailand
collection CMU Intellectual Repository
topic Chemistry
spellingShingle Chemistry
Miki Kanna
Sarawut Somnam
Wasin Wongwilai
Kate Grudpan
Towards Green Titration: Batchwise Titration with Reusable Solid Sorbed Indicators
description We propose the creation of reusable indicator-sorbed-solids, using anion-exchange resins or kaolin as supports, with the aim to reduce chemical use towards green analytical chemistry. Indicators (phenolphthalein, thymol blue and butterfly pea flower extract as a natural indicator) sorbed on a solid support, were employed in acid-base titration, in both homogenous aqueous and heterogenous aqueous organic phases. Applications of the developed techniques to some real samples, such as vinegar, colored fruit juice and vegetable oil, have been demonstrated.
format Journal
author Miki Kanna
Sarawut Somnam
Wasin Wongwilai
Kate Grudpan
author_facet Miki Kanna
Sarawut Somnam
Wasin Wongwilai
Kate Grudpan
author_sort Miki Kanna
title Towards Green Titration: Batchwise Titration with Reusable Solid Sorbed Indicators
title_short Towards Green Titration: Batchwise Titration with Reusable Solid Sorbed Indicators
title_full Towards Green Titration: Batchwise Titration with Reusable Solid Sorbed Indicators
title_fullStr Towards Green Titration: Batchwise Titration with Reusable Solid Sorbed Indicators
title_full_unstemmed Towards Green Titration: Batchwise Titration with Reusable Solid Sorbed Indicators
title_sort towards green titration: batchwise titration with reusable solid sorbed indicators
publishDate 2019
url https://www.scopus.com/inward/record.uri?partnerID=HzOxMe3b&scp=85062708619&origin=inward
http://cmuir.cmu.ac.th/jspui/handle/6653943832/63610
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