de Kok A - Search Results

1

Simultaneous determination of 117 pesticides and 30 mycotoxins in raw coffee, without clean-up, by LC-ESI-MS/MS analysis.

Reichert B, de Kok A, Pizzutti IR, Scholten J, Cardoso CD, Spanjer M. Reichert B, et al. Among authors: de kok a. Anal Chim Acta. 2018 Apr 3;1004:40-50. doi: 10.1016/j.aca.2017.11.077. Epub 2017 Dec 12. Anal Chim Acta. 2018. PMID: 29329707

2

A multi-residue method for pesticides analysis in green coffee beans using gas chromatography-negative chemical ionization mass spectrometry in selective ion monitoring mode.

Pizzutti IR, de Kok A, Dickow Cardoso C, Reichert B, de Kroon M, Wind W, Weber Righi L, Caiel da Silva R. Pizzutti IR, et al. Among authors: de kok a, de kroon m. J Chromatogr A. 2012 Aug 17;1251:16-26. doi: 10.1016/j.chroma.2012.06.041. Epub 2012 Jun 21. J Chromatogr A. 2012. PMID: 22771261

3

Development, optimization and validation of a multimethod for the determination of 36 mycotoxins in wines by liquid chromatography-tandem mass spectrometry.

Pizzutti IR, de Kok A, Scholten J, Righi LW, Cardoso CD, Rohers GN, da Silva RC. Pizzutti IR, et al. Among authors: de kok a. Talanta. 2014 Nov;129:352-63. doi: 10.1016/j.talanta.2014.05.017. Epub 2014 May 29. Talanta. 2014. PMID: 25127606

4

Determination of paraquat and diquat: LC-MS method optimization and validation.

Pizzutti IR, Vela GM, de Kok A, Scholten JM, Dias JV, Cardoso CD, Concenço G, Vivian R. Pizzutti IR, et al. Among authors: de kok a. Food Chem. 2016 Oct 15;209:248-55. doi: 10.1016/j.foodchem.2016.04.069. Epub 2016 Apr 19. Food Chem. 2016. PMID: 27173559

5

Method validation for the analysis of 169 pesticides in soya grain, without clean up, by liquid chromatography-tandem mass spectrometry using positive and negative electrospray ionization.

Pizzutti IR, de Kok A, Zanella R, Adaime MB, Hiemstra M, Wickert C, Prestes OD. Pizzutti IR, et al. Among authors: de kok a. J Chromatogr A. 2007 Feb 23;1142(2):123-36. doi: 10.1016/j.chroma.2006.12.030. Epub 2007 Jan 12. J Chromatogr A. 2007. PMID: 17222861

6

Method validation and comparison of acetonitrile and acetone extraction for the analysis of 169 pesticides in soya grain by liquid chromatography-tandem mass spectrometry.

Pizzutti IR, de Kok A, Hiemstra M, Wickert C, Prestes OD. Pizzutti IR, et al. Among authors: de kok a. J Chromatogr A. 2009 May 22;1216(21):4539-52. doi: 10.1016/j.chroma.2009.03.064. Epub 2009 Mar 28. J Chromatogr A. 2009. PMID: 19375710

7

Identification in residue analysis based on liquid chromatography with tandem mass spectrometry: Experimental evidence to update performance criteria.

Mol HG, Zomer P, García López M, Fussell RJ, Scholten J, de Kok A, Wolheim A, Anastassiades M, Lozano A, Fernandez Alba A. Mol HG, et al. Among authors: de kok a. Anal Chim Acta. 2015 May 11;873:1-13. doi: 10.1016/j.aca.2015.03.007. Epub 2015 Mar 9. Anal Chim Acta. 2015. PMID: 25911425

8

Miniaturisation and optimisation of the Dutch mini-Luke extraction method for implementation in the routine multi-residue analysis of pesticides in fruits and vegetables.

Lozano A, Kiedrowska B, Scholten J, de Kroon M, de Kok A, Fernández-Alba AR. Lozano A, et al. Among authors: de kok a, de kroon m. Food Chem. 2016 Feb 1;192:668-81. doi: 10.1016/j.foodchem.2015.07.065. Epub 2015 Jul 17. Food Chem. 2016. PMID: 26304397

9

Method validation and application of a selective multiresidue analysis of highly polar pesticides in food matrices using hydrophilic interaction liquid chromatography and mass spectrometry.

Herrera López S, Scholten J, Kiedrowska B, de Kok A. Herrera López S, et al. Among authors: de kok a. J Chromatogr A. 2019 Jun 7;1594:93-104. doi: 10.1016/j.chroma.2019.02.024. Epub 2019 Feb 11. J Chromatogr A. 2019. PMID: 30792043

10

Clean-up Strategy for Dithiocarbamate Fungicide Determination in Soybean by GC-ITD-MS and GC-PFPD: Method Development and Validation.

Caiel da Silva R, Wickert C, Pizzutti IR, de Kok A. Caiel da Silva R, et al. Among authors: de kok a. J Agric Food Chem. 2021 Sep 29;69(38):11485-11493. doi: 10.1021/acs.jafc.1c01870. Epub 2021 Sep 21. J Agric Food Chem. 2021. PMID: 34547203

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