Results 1 to 10 of about 4,456 (184)

Residue dynamics and dietary risks of diflufenican and flufenacet in wheat using field experiments and model simulations. [PDF]

open access: yesPest Manag Sci
Combining field trials with model simulations allows for an effective and efficient evaluation of residues of herbicides diflufenican and flufenacet in wheat and related dietary risks for humans. Abstract BACKGROUND Pesticide usage and related food safety and human health concerns have received great attention worldwide.
Pang N   +7 more
europepmc   +2 more sources

Determination of 10 Tetracycline Antibiotics in Fruit Products and Meat Sauce by QuEChERS with Ultra Performance Liquid Chromatography-Triple Quadrupole Tandem Mass Spectrometry

open access: yesShipin gongye ke-ji, 2023
A method for the determination of 10 tetracycline antibiotics in fruit products and meat sauce was established by QuEChERS coupled with ultra performance liquid chromatography-triple quadrupole tandem mass spectrometry (UPLC-MS/MS).
Yue GU   +5 more
doaj   +1 more source

Rapid Determination of Five Alkaloids in Catering Crayfish by QuEChERS-UPLC-MS/MS

open access: yesShipin gongye ke-ji, 2023
In this study, a method for the determination of morphine, codeine, nacodine, papaverine and tibain residues in catering crayfish by ultra-high-performance liquid chromatography tandem mass spectrometry (UPLC-MS/MS) was established.
Ling YU, Lihua SONG
doaj   +1 more source

Simultaneous Determination of 46 Pesticide Residues in Tomatoes by QuEChERS Method Combined with Gas Chromatography-Mass Spectrometry

open access: yesShipin gongye ke-ji, 2023
An analysis method for simultaneous determination of 46 kinds of fungicides and insecticides residues in tomatoes by QuEChERS method combined with gas chromatography-mass spectrometry was established.
Xinhua XUE   +5 more
doaj   +1 more source

Development of QuEChERS method Combined with dispersive liquid-liquid microextraction for determination of some pesticides in cucumber samples using High-performance liquid chromatography [PDF]

open access: yesBihdāsht-i Mavādd-i Ghaz̠āyī, 2023
Due to the widespread use of pesticides to protect agricultural products around the world and the accumulation of residues of these substances in plant tissue, most of the products that have been exposed to pesticides contain amounts of pesticide ...
Fatemeh Nasiri   +3 more
doaj   +1 more source

Residue Levels and Chronic Dietary Intake Risk of Pesticide Residues in Fruits and Vegetables in Chengdu

open access: yesShipin gongye ke-ji, 2022
To investigate the pesticide residues in fruits and vegetables and their dietary risk to Chengdu residents. A total of 203 samples of 9 kinds of fruits and vegetables were collected from large farmer markets and supermarkets in Chengdu.
Wei CHANG   +10 more
doaj   +1 more source

Verification of QuEChERS Method for the Analysis of Pesticide Residues and Their Risk Assessment in Some Fruits Grown in Tokat, Turkey

open access: yesJournal of Agricultural Sciences, 2023
This study sought to determine pesticide residues in some fruits in Tokat province, Turkey and to assess the health risks associated with the determined residues.
Kenan Kara   +2 more
doaj   +1 more source

Comparison of Sin-QuEChERS Nano and d-SPE Methods for Pesticide Multi-Residues in Lettuce and Chinese Chives

open access: yesMolecules, 2020
In this study, a new rapid cleanup method was developed for the analysis of 111 pesticide multi-residues in lettuce and Chinese chives by GC–MS/MS and LC–MS/MS. QuEChERS (quick, easy, cheap, effective, rugged and safe)-based sample extraction was used to
Yanjie Li   +4 more
doaj   +1 more source

Gas chromatography–mass spectrometry determination of deltamethrin in food

open access: yesУчёные записки Казанского университета: Серия Естественные науки, 2021
The article presents the results of the determination of the synthetic pyrethroid deltamethrin in raw food and various food products by gas chromatography with mass spectrometric detection (GC–MS).
I.M. Fitsev   +4 more
doaj   +1 more source

Combined (d)SPE-QuEChERS Extraction of Mycotoxins in Mixed Feed Rations and Analysis by High Performance Liquid Chromatography-High-Resolution Mass Spectrometry

open access: yesToxins, 2020
The objective of this work was the development of a methodology capable of simultaneously determine 26 mycotoxins in mixed feed rations collected in 20 dairy farms.
Rocio Facorro   +2 more
doaj   +1 more source

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