Determination of aflatoxins M1, M2, B1, B2, G1 and G2 in peanut by modified QuEChERS method and ultra-high performance liquid chromatography-tandem mass spectrometry

Autores/as

  • André Victor Sartori Instituto Nacional de Controle de Qualidade em Saúde, Fundação Oswaldo Cruz (INCQS/FIOCRUZ), Rio de Janeiro, RJ Autor/a
  • Juliana Swensson de Mattos Instituto Nacional de Controle de Qualidade em Saúde, Fundação Oswaldo Cruz (INCQS/FIOCRUZ), Rio de Janeiro, RJ Autor/a
  • Yuri Pereira Souza Instituto Nacional de Controle de Qualidade em Saúde, Fundação Oswaldo Cruz (INCQS/FIOCRUZ), Rio de Janeiro, RJ Autor/a
  • Rosana Pereira dos Santos Instituto Nacional de Controle de Qualidade em Saúde, Fundação Oswaldo Cruz (INCQS/FIOCRUZ), Rio de Janeiro, RJ Autor/a
  • Maria Heloísa Paulino de Moraes Instituto Nacional de Controle de Qualidade em Saúde, Fundação Oswaldo Cruz (INCQS/FIOCRUZ), Rio de Janeiro, RJ Autor/a
  • Armi Wanderley da Nóbrega Instituto Nacional de Controle de Qualidade em Saúde, Fundação Oswaldo Cruz (INCQS/FIOCRUZ), Rio de Janeiro, RJ Autor/a

DOI:

https://doi.org/10.3395/2317-269x.00406

Palabras clave:

Aflatoxins, Peanut, QuEChERS, UHPLC-MS/MS

Resumen

A suitable method for routine analysis of aflatoxins M1, M2, B1, B2, G1, G2 in peanut by ultra-high performance liquid chromatography-tandem mass spectrometry was developed and validated. The sample preparation was performed using a triple partitioning (water/acetonitrile/hexane) modified Quick Easy Cheap Effective Rugged and Safe (QuEChERS) method. For the first time, this method is reportedly used for aflatoxins analysis in peanut. Satisfactory recoveries ranged from 71 to 101%, with relative standard deviation lower than 15% were obtained for the target aflatoxins. The determination coefficients were ≥ 0.99 which showed good linearity. The LOD and LOQ varied from 0.03 to 0.26 ng g-1 and 0.1 to 0.88 ng g-1, respectively. The validated method was successfully applied to for the determination of aflatoxins in ten peanut samples. Total aflatoxin concentration exceeded the maximum level permitted by the Brazilian regulation in one sample of roasted peanut, while aflatoxins M1 and M2 were detected respectively in three and in one of the samples. The results strongly suggest that peanuts and peanut products should be continuously monitored for the aflatoxins investigated in this work.

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Biografía del autor/a

  • André Victor Sartori, Instituto Nacional de Controle de Qualidade em Saúde, Fundação Oswaldo Cruz (INCQS/FIOCRUZ), Rio de Janeiro, RJ
    Department of Chemistry
  • Juliana Swensson de Mattos, Instituto Nacional de Controle de Qualidade em Saúde, Fundação Oswaldo Cruz (INCQS/FIOCRUZ), Rio de Janeiro, RJ
    Department of Chemistry
  • Yuri Pereira Souza, Instituto Nacional de Controle de Qualidade em Saúde, Fundação Oswaldo Cruz (INCQS/FIOCRUZ), Rio de Janeiro, RJ
    Department of Chemistry
  • Rosana Pereira dos Santos, Instituto Nacional de Controle de Qualidade em Saúde, Fundação Oswaldo Cruz (INCQS/FIOCRUZ), Rio de Janeiro, RJ
    Department of Chemistry
  • Maria Heloísa Paulino de Moraes, Instituto Nacional de Controle de Qualidade em Saúde, Fundação Oswaldo Cruz (INCQS/FIOCRUZ), Rio de Janeiro, RJ
    Department of Chemistry
  • Armi Wanderley da Nóbrega, Instituto Nacional de Controle de Qualidade em Saúde, Fundação Oswaldo Cruz (INCQS/FIOCRUZ), Rio de Janeiro, RJ
    Department of Chemistry

Archivos adicionales

Publicado

2015-08-26

Número

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Artículo

Cómo citar

Determination of aflatoxins M1, M2, B1, B2, G1 and G2 in peanut by modified QuEChERS method and ultra-high performance liquid chromatography-tandem mass spectrometry. (2015). Vigilancia En Salud En Debate: Sociedad, Ciencia Y Tecnología, 3(3), 115-121. https://doi.org/10.3395/2317-269x.00406

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