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Items: 1 to 20 of 98

1.

Effects of temperature and purity of magnesium sulfate during extraction of pesticide residues using the QuEChERS method.

Geis-Asteggiante L, Lehotay SJ, Heinzen H.

J AOAC Int. 2012 Sep-Oct;95(5):1311-8.

PMID:
23175960
3.

Comparison of QuEChERS sample preparation methods for the analysis of pesticide residues in fruits and vegetables.

Lehotay SJ, Son KA, Kwon H, Koesukwiwat U, Fu W, Mastovska K, Hoh E, Leepipatpiboon N.

J Chromatogr A. 2010 Apr 16;1217(16):2548-60. doi: 10.1016/j.chroma.2010.01.044. Epub 2010 Jan 22.

PMID:
20144460
4.

Extension of the QuEChERS method for pesticide residues in cereals to flaxseeds, peanuts, and doughs.

Koesukwiwat U, Lehotay SJ, Mastovska K, Dorweiler KJ, Leepipatpiboon N.

J Agric Food Chem. 2010 May 26;58(10):5950-8. doi: 10.1021/jf902988b.

PMID:
20025276
5.
6.

QuEChERS sample preparation approach for mass spectrometric analysis of pesticide residues in foods.

Lehotay SJ.

Methods Mol Biol. 2011;747:65-91. doi: 10.1007/978-1-61779-136-9_4.

PMID:
21643905
7.

Use of buffering and other means to improve results of problematic pesticides in a fast and easy method for residue analysis of fruits and vegetables.

Lehotay SJ, Mastovská K, Lightfield AR.

J AOAC Int. 2005 Mar-Apr;88(2):615-29. Erratum in: J AOAC Int. 2005 May-Jun;88(3):60A.

PMID:
15859090
8.

Comparison of QuEChERS official methodologies for the analysis of pesticide residues on Colombian fruit by GC-MS.

España Amórtegui JC, Guerrero Dallos JA.

Food Addit Contam Part A Chem Anal Control Expo Risk Assess. 2014 Apr;31(4):676-87. doi: 10.1080/19440049.2014.885660. Epub 2014 Mar 28.

PMID:
24499126
9.

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.

J Chromatogr A. 2012 Aug 17;1251:16-26. doi: 10.1016/j.chroma.2012.06.041. Epub 2012 Jun 21.

PMID:
22771261
10.

Collaborative validation of the QuEChERS procedure for the determination of pesticides in food by LC-MS/MS.

Sack C, Smoker M, Chamkasem N, Thompson R, Satterfield G, Masse C, Mercer G, Neuhaus B, Cassias I, Chang E, Lin Y, Macmahon S, Wong J, Zhang K, Smith RE.

J Agric Food Chem. 2011 Jun 22;59(12):6383-411. doi: 10.1021/jf201618q. Epub 2011 May 27.

PMID:
21520933
11.

Multiresidue pesticide analysis of agricultural commodities using acetonitrile salt-out extraction, dispersive solid-phase sample clean-up, and high-performance liquid chromatography-tandem mass spectrometry.

Zhang K, Wong JW, Yang P, Tech K, Dibenedetto AL, Lee NS, Hayward DG, Makovi CM, Krynitsky AJ, Banerjee K, Jao L, Dasgupta S, Smoker MS, Simonds R, Schreiber A.

J Agric Food Chem. 2011 Jul 27;59(14):7636-46. doi: 10.1021/jf2010723. Epub 2011 Jun 21.

PMID:
21671617
12.

Review of sample preparation techniques for the analysis of pesticide residues in soil.

Tadeo JL, Pérez RA, Albero B, García-Valcárcel AI, Sánchez-Brunete C.

J AOAC Int. 2012 Sep-Oct;95(5):1258-71. Review.

PMID:
23175957
13.

UNE-EN ISO/IEC 17025:2005-accredited method for the determination of pesticide residues in fruit and vegetable samples by LC-MS/MS.

Camino-Sánchez FJ, Zafra-Gómez A, Oliver-Rodríguez B, Ballesteros O, Navalón A, Crovetto G, Vílchez JL.

Food Addit Contam Part A Chem Anal Control Expo Risk Assess. 2010 Nov;27(11):1532-44. doi: 10.1080/19440049.2010.506602.

PMID:
20730643
14.

Development and interlaboratory validation of a QuEChERS-based liquid chromatography-tandem mass spectrometry method for multiresidue pesticide analysis.

Wong J, Hao C, Zhang K, Yang P, Banerjee K, Hayward D, Iftakhar I, Schreiber A, Tech K, Sack C, Smoker M, Chen X, Utture SC, Oulkar DP.

J Agric Food Chem. 2010 May 26;58(10):5897-903. doi: 10.1021/jf903849n.

PMID:
20196606
15.

Pesticide multiresidue analysis in cereal grains using modified QuEChERS method combined with automated direct sample introduction GC-TOFMS and UPLC-MS/MS techniques.

Mastovska K, Dorweiler KJ, Lehotay SJ, Wegscheid JS, Szpylka KA.

J Agric Food Chem. 2010 May 26;58(10):5959-72. doi: 10.1021/jf9029892.

PMID:
20028018
16.

Multiresidue pesticide analysis of tuber and root commodities by QuEchERS extraction and ultra-performance liquid chromatography coupled to tandem mass spectrometry.

Garrido Frenich A, Martín Fernández Mdel M, Díaz Moreno L, Martínez Vidal JL, López-Gutiérrez N.

J AOAC Int. 2012 Sep-Oct;95(5):1319-30.

PMID:
23175961
17.

Evaluation of the QuEChERS sample preparation approach for the analysis of pesticide residues in olives.

Cunha SC, Lehotay SJ, Mastovska K, Fernandes JO, Beatriz M, Oliveira PP.

J Sep Sci. 2007 Mar;30(4):620-32.

PMID:
17444232
18.

Studies to improve the extraction yields of incurred pesticide residues from crops using the QuEChERS method.

Hepperle J, Dörk D, Barth A, Taşdelen B, Anastassiades M.

J AOAC Int. 2015 Mar-Apr;98(2):450-63. doi: 10.5740/jaoacint.13-068.

PMID:
25905753
20.

Rapid analysis of multiple pesticide residues in fruit-based baby food using programmed temperature vaporiser injection-low-pressure gas chromatography-high-resolution time-of-flight mass spectrometry.

Cajka T, Hajslova J, Lacina O, Mastovska K, Lehotay SJ.

J Chromatogr A. 2008 Apr 4;1186(1-2):281-94. doi: 10.1016/j.chroma.2007.12.009. Epub 2007 Dec 8.

PMID:
18164024
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