Esteve-Turrillas FA, Agulló C, Abad-Somovilla A, Mercader JV, Abad-Fuentes A. Fungicide multiresidue monitoring in international wines by immunoassays.
Food Chem 2015;
196:1279-86. [PMID:
26593617 DOI:
10.1016/j.foodchem.2015.10.102]
[Citation(s) in RCA: 30] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/05/2015] [Revised: 09/23/2015] [Accepted: 10/20/2015] [Indexed: 11/28/2022]
Abstract
Azoxystrobin, boscalid, cyprodinil, fenhexamid, and pyrimethanil are new generation fungicides extensively employed in order to combat diseases affecting vineyards worldwide. Owing to their physico-chemical characteristics, residues of these compounds on grapes are transferred to must and wine. In this study, a survey of the occurrence of these fungicides in international wines was carried out by using rapid antibody-based assays. Results are discussed as a function of wine type and sample geographical origin. 44.4% of the samples contained at least one of the targets (>10 μg L(-1)). Fungicide residue occurrences were 22.4%, 19.2%, 18.8%, 6.8%, and 1.2% for pyrimethanil, boscalid, fenhexamid, cyprodinil, and azoxystrobin, respectively, while residue contents higher than 100 μg L(-1) were found in 8.4% of the samples. This study shows that contamination of commercial wines with pesticides is an issue of worldwide relevance with potential implications for consumer health and international trade.
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