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https://repositorio.inpa.gov.br/handle/1/17974
Título: | Brazil nut oil: Quality control via triacylglycerol profiles provided by easy ambient sonic-spray ionization mass spectrometry |
Autor: | Funasaki, Mariko Oliveira, Reginaldo S. Zanotto, Sandra Patricia Carioca, Cláudia Regina Ferreira Simas, Rosineide Costa Eberlin, M. N. Alberici, Rosana Maria |
Palavras-chave: | Ambient Mass Spectrometries Brazil Nut Chemometric Treatment Cosmetic Industry Geographic Origins Global Market Health Benefits Major Ions Natural Products Sample Preparation Sonic-spray Ionizations Soybean Oil Triacylglycerols Glycerol International Trade Oilseeds Principal Component Analysis Quality Assurance Quality Control Vegetable Oils Mass Spectrometry Triacylglycerol Vegetable Oil Bertholletia Chemistry Electrospray Mass Spectrometry Equipment Evaluation Methodology Quality Control Bertholletia Plant Oils Quality Control Spectrometry, Mass, Electrospray Ionization Triglycerides Arachis Bertholletia Excelsa Glycine Max |
Data do documento: | 2012 |
Revista: | Journal of Agricultural and Food Chemistry |
É parte de: | Volume 60, Número 45, Pags. 11263-11267 |
Abstract: | Brazil nut oil is one of the important Amazonian natural products in the global market. Despite its health benefits and applications in food and cosmetic industries, authentication and quality control of the oil are far from satisfactory. Several samples of Amazonian Brazil nut oil (authentic oils of different geographic origins, commercial oils, and oils adulterated with soybean oil) were evaluated by easy ambient sonic-spray ionization mass spectrometry (EASI-MS). The samples were characterized on the basis of triacylglycerol profiles, and their major ions were subjected to chemometric treatment (principal component analysis). The ambient mass spectrometry analysis and the set of major ions allowed the characterization of authentic oils, commercial oils, and adulterated oils (5% soybean oil) in a few minutes and without sample preparation. Therefore, it is shown that quality control of Amazonian vegetable oils can be readily accomplished by EASI-MS. © 2012 American Chemical Society. |
DOI: | 10.1021/jf303877t |
Aparece nas coleções: | Artigos |
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