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Pesticide residues in fruits and vegetables in Jordan using liquid chromatography/tandem mass spectrometry.
Food Additives & Contaminants: Part B ( IF 2.5 ) Pub Date : 2018-11-29 , DOI: 10.1080/19393210.2018.1548505
Ghaith Radwan Algharibeh 1 , Malik Salah AlFararjeh 1
Affiliation  

A total of 158 fruit and vegetable samples produced in Jordan were examined for the presence of pesticide residues using the multi-residue analysis technique by Liquid Chromatography-tandem Mass Spectrometry (LC-MS/MS) and the QuEchERS extraction method. A total of 73 samples (46%) were free from detectable residues, while 85 samples (54%) contained residues. Among the tested samples, 34 (22%) contained residues above Maximum Residue Levels (MRLs) and 51 (32%) contained residues at or below MRLs. Most of the detected residues were found in sweet pepper, peach and apricot samples. Only watermelon samples were free from detectable residues, while tomato and melon samples exhibited residues below MRLs. Out of the 113 pesticides tested, 22 pesticides were found above the limit of detection, 9 of which (hexaconazole, propargite, propiconazole, myclobutanil, thiamethoxam, thiacloprid, clothianidin, clofentezine and pyridaben) had residues that violate MRLs according to European regulations. A continuous monitoring programme for pesticide residues in Jordanian fruits and vegetables is highly recommended.



中文翻译:

液相色谱/串联质谱法测定约旦水果和蔬菜中的农药残留量。

使用液相色谱-串联质谱(LC-MS / MS)的多残留分析技术和QuEchERS提取方法,对约旦生产的158个水果和蔬菜样品中的农药残留进行了检测。总共73个样品(46%)中没有可检测到的残留物,而85个样品(54%)中包含残留物。在测试样品中,有34个(22%)的残留物高于最大残留限量(MRL),而51个(32%)的残留物等于或低于最大残留限量。在甜椒,桃子和杏子样品中发现了大多数检测到的残留物。只有西瓜样品中没有可检测到的残留物,而番茄和甜瓜样品中的残留物均低于最大残留限量。在所测试的113种农药中,发现22种农药的含量超过了检测限,其中9种(六康唑,炔丙基,丙环唑,根据欧洲法规,霉菌丁腈,噻虫嗪,噻虫啉,噻虫胺,氯芬太嗪和哒虫啉的残基违反了最大残留限量。强烈建议对约旦水果和蔬菜中的农药残留进行连续监测。

更新日期:2018-11-29
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