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Critical Comparison between Modified Monier-Williams and Electrochemical Methods to Determine Sulfite in Aqueous Solutions
Joint Authors
Isaacs, M.
Montes, C.
Arce, R.
Ramírez, G.
Vélez, J. H.
Aguirre, M. J.
Source
Issue
Vol. 2012, Issue 2012 (31 Dec. 2012), pp.1-6, 6 p.
Publisher
Hindawi Publishing Corporation
Publication Date
2012-04-19
Country of Publication
Egypt
No. of Pages
6
Main Subjects
Natural & Life Sciences (Multidisciplinary)
Medicine
Information Technology and Computer Science
Abstract EN
In the present work, known concentration of sulfite aqueous solutions in the presence and absence of gallic acid was measured to corroborate the validity of modified Monier-Williams method.
Free and bound-sulfite was estimated by differential pulse voltammetry.
To our surprise, the modified Monier-Williams method (also known as aspiration method) showed to be very inaccurate for free-sulfite, although suitable for bound-sulfite determination.
The differential pulse approach, using the standard addition method and a correction coefficient, proved to be swift, cheap, and very precise and accurate.
American Psychological Association (APA)
Montes, C.& Vélez, J. H.& Ramírez, G.& Isaacs, M.& Arce, R.& Aguirre, M. J.. 2012. Critical Comparison between Modified Monier-Williams and Electrochemical Methods to Determine Sulfite in Aqueous Solutions. The Scientific World Journal،Vol. 2012, no. 2012, pp.1-6.
https://search.emarefa.net/detail/BIM-451291
Modern Language Association (MLA)
Montes, C.…[et al.]. Critical Comparison between Modified Monier-Williams and Electrochemical Methods to Determine Sulfite in Aqueous Solutions. The Scientific World Journal No. 2012 (2012), pp.1-6.
https://search.emarefa.net/detail/BIM-451291
American Medical Association (AMA)
Montes, C.& Vélez, J. H.& Ramírez, G.& Isaacs, M.& Arce, R.& Aguirre, M. J.. Critical Comparison between Modified Monier-Williams and Electrochemical Methods to Determine Sulfite in Aqueous Solutions. The Scientific World Journal. 2012. Vol. 2012, no. 2012, pp.1-6.
https://search.emarefa.net/detail/BIM-451291
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references
Record ID
BIM-451291