Validation of the multiresidual GC-MS method for determining plant protection product residues in strawberries

Gas chromatography coupled with mass spectrometry was used for the introduction and validation of the multiresidual method for determining of plant protection product residues in strawberries. During the validation procedure, limits of quantification were set and the method was checked for its recov...

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Main Author: Helena BAŠA ČESNIK
Format: Article
Language:English
Published: University of Ljubljana Press (Založba Univerze v Ljubljani) 2018-10-01
Series:Acta Agriculturae Slovenica
Subjects:
Online Access:https://journals.uni-lj.si/aas/article/view/12799
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author Helena BAŠA ČESNIK
author_facet Helena BAŠA ČESNIK
author_sort Helena BAŠA ČESNIK
collection DOAJ
description Gas chromatography coupled with mass spectrometry was used for the introduction and validation of the multiresidual method for determining of plant protection product residues in strawberries. During the validation procedure, limits of quantification were set and the method was checked for its recovery, linearity, repeatability, reproducibility and measurement uncertainty. An interlaboratory comparison was also performed to check the accuracy of the method. The method was proven to be fit for purpose. Afterwards 19 strawberry samples were analysed for the presence of plant protection product residues using the validated method. In the strawberries 5 active substances, all fungicides, were found: chlorothalonil, cyprodinil, fludioxonil, metalaxyl+metalaxyl-M and pyrimethanil. Residues of these active substances were in range 0.01 – 0.44 mg/kg. No cases exceeding the maximum residue levels were measured.
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spelling doaj.art-d29c01e024c542beb163ba7f94865a5c2023-09-03T12:36:03ZengUniversity of Ljubljana Press (Založba Univerze v Ljubljani)Acta Agriculturae Slovenica1854-19412018-10-01111210.14720/aas.2018.111.2.1319191Validation of the multiresidual GC-MS method for determining plant protection product residues in strawberriesHelena BAŠA ČESNIK0Agricultural Institute of Slovenia,Hacquetova ulica 17, SI-1000 Ljubljana, SloveniaGas chromatography coupled with mass spectrometry was used for the introduction and validation of the multiresidual method for determining of plant protection product residues in strawberries. During the validation procedure, limits of quantification were set and the method was checked for its recovery, linearity, repeatability, reproducibility and measurement uncertainty. An interlaboratory comparison was also performed to check the accuracy of the method. The method was proven to be fit for purpose. Afterwards 19 strawberry samples were analysed for the presence of plant protection product residues using the validated method. In the strawberries 5 active substances, all fungicides, were found: chlorothalonil, cyprodinil, fludioxonil, metalaxyl+metalaxyl-M and pyrimethanil. Residues of these active substances were in range 0.01 – 0.44 mg/kg. No cases exceeding the maximum residue levels were measured.https://journals.uni-lj.si/aas/article/view/12799pesticide residuesGC-MSstrawberriesplant protection product residuesmultiresidual method
spellingShingle Helena BAŠA ČESNIK
Validation of the multiresidual GC-MS method for determining plant protection product residues in strawberries
Acta Agriculturae Slovenica
pesticide residues
GC-MS
strawberries
plant protection product residues
multiresidual method
title Validation of the multiresidual GC-MS method for determining plant protection product residues in strawberries
title_full Validation of the multiresidual GC-MS method for determining plant protection product residues in strawberries
title_fullStr Validation of the multiresidual GC-MS method for determining plant protection product residues in strawberries
title_full_unstemmed Validation of the multiresidual GC-MS method for determining plant protection product residues in strawberries
title_short Validation of the multiresidual GC-MS method for determining plant protection product residues in strawberries
title_sort validation of the multiresidual gc ms method for determining plant protection product residues in strawberries
topic pesticide residues
GC-MS
strawberries
plant protection product residues
multiresidual method
url https://journals.uni-lj.si/aas/article/view/12799
work_keys_str_mv AT helenabasacesnik validationofthemultiresidualgcmsmethodfordeterminingplantprotectionproductresiduesinstrawberries