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dc.contributor.author
Monzón, Celina María
dc.contributor.author
Sarno, María del Carmen Teresa
dc.contributor.author
Delfino, Mario Raul
dc.date.available
2019-06-13T19:29:12Z
dc.date.issued
2012-01
dc.identifier.citation
Monzón, Celina María; Sarno, María del Carmen Teresa; Delfino, Mario Raul; Kinetic-Spectrophotometric Method for Diclofenac Quantification; IOSR Editorial; IOSR Journal of Pharmacy (IOSRPHR); 2; 5; 1-2012; 13-17
dc.identifier.issn
2250-3013
dc.identifier.uri
http://hdl.handle.net/11336/78263
dc.description.abstract
This paper introduces a kinetic-spectrophotometric method for diclofenac quantification and its application to pharmaceutical preparations. The redox reaction rate between diclofenac and KMnO4 in a strong acidic environment is determined. Plotting initial slope vs. concentration a good linearity has been found. Linear range of the essay was 5-20 ppm. The effect of temperature on the reaction rate has been studied and Ea was 21.48 kJ/mol. The proposed method was found to be highly precise, having a relative standard deviation, CV% = 1.3% for repeatability (n=10). Recovery of analyte in placebo 98.7 - 108.15%, values that fall within the requirements set by USP and ANMAT (National Drug, Food and Medical Technology Administration of Argentina). This spectrophotometric method was compared with HPLC. Statistical data show no significant difference between them. The proposed method was found to be simple, rapid, specific, allowing the determination without preliminary extraction procedures.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
IOSR Editorial
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Spectrophotometry
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Diclofenac Tablets
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Redox Reaction
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Kmno4
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Otras Ciencias Químicas
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Ciencias Químicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Kinetic-Spectrophotometric Method for Diclofenac Quantification
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2019-06-11T15:14:21Z
dc.journal.volume
2
dc.journal.number
5
dc.journal.pagination
13-17
dc.journal.pais
Estados Unidos
dc.description.fil
Fil: Monzón, Celina María. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Nordeste. Instituto de Química Básica y Aplicada del Nordeste Argentino. Universidad Nacional del Nordeste. Facultad de Ciencias Exactas Naturales y Agrimensura. Instituto de Química Básica y Aplicada del Nordeste Argentino; Argentina
dc.description.fil
Fil: Sarno, María del Carmen Teresa. Universidad Nacional del Nordeste. Facultad de Ciencias Exactas y Naturales y Agrimensura; Argentina
dc.description.fil
Fil: Delfino, Mario Raul. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad Nacional del Nordeste. Facultad de Ciencias Exactas y Naturales y Agrimensura; Argentina
dc.journal.title
IOSR Journal of Pharmacy (IOSRPHR)
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/http://www.iosrphr.org/papers/v2i5/Part_1/C0251317.pdf
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.9790/3013-25101317
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