Fast and simple method for identification of adulteration of cow's milk with urea using diffuse reflectance spectroscopy

Author:

de Toledo Paulo R. A. B.1234ORCID,Toci Aline T.5674ORCID,Pezza Helena R.1234ORCID,Pezza Leonardo1234ORCID

Affiliation:

1. Institute of Chemistry

2. São Paulo State University “Júlio de Mesquita Filho”

3. Araraquara

4. Brazil

5. Latin American Institute of Science of Life and Nature

6. UNILA-Universidade Federal da Integração Latino Americana

7. Foz do Iguaçú

Abstract

This work describes the development and application of a simple, fast, cheap, and clean method for the detection of adulteration of raw cow's milk by urea, using a combined spot test/diffuse reflectance spectroscopy procedure.

Funder

São Paulo Research Foundation

Conselho Nacional de Desenvolvimento Científico e Tecnológico

Coordenação de Aperfeiçoamento de Pessoal de Nível Superior

Publisher

Royal Society of Chemistry (RSC)

Subject

General Engineering,General Chemical Engineering,Analytical Chemistry

Reference34 articles.

1. MAPA (Ministerio da Agricultura, Pecuária e Abastecimento), 2015, http://www.agricultura.gov.br/arq_editor/file/Internacional/estatistica/bal_resum_-_dezembro_2014(1).xlsx , accessed January 2015

2. IBGE (Instituto Brasileiro de Geografia e Estatística), 2015, http://www.ibge.gov.br/home/estatistica/indicadores/agropecuaria/producaoagropecuaria/ , accessed August 2015

3. Is it possible to screen for milk or whey protein adulteration with melamine, urea and ammonium sulphate, combining Kjeldahl and classical spectrophotometric methods?

4. Recent technological advances for the determination of food authenticity

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