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Total As and As speciation from worldwide collected red wine samples.
Food Additives & Contaminants: Part B ( IF 2.9 ) Pub Date : 2018-08-30 , DOI: 10.1080/19393210.2018.1504823
Véronique Vacchina 1 , Ekaterina N Epova 2 , Sylvain Bérail 2 , Bernard Médina 3 , Olivier François Xavier Donard 2 , Fabienne Séby 1
Affiliation  

Total As and As speciation were measured in 147 red wines collected worldwide by ICP-MS and HPLC-ICP-MS, respectively. The samples included mid-priced to prestigious wines with vintages covering a period of almost 50 years. Total As concentration ranged from below 0.1 to 56 µg/L (average value: 4.0 ± 5.9 µg/L). None of the samples presented a concentration exceeding the limit set by the Office of Vine and Wine of 200 µg/L. Inorganic As was the most abundant form, representing from about half to all total As, mainly as As(III). Dimethylarsinic-acid (DMA) was detected in slightly less than half of the samples, accounting for a few to several dozens of percent. Monomethylarsonic-acid (MMA) was only detected in a few samples. In average, the DMA concentration seemed to be higher in the Bordeaux wines than in the other ones, irrespective of the total As concentration.



中文翻译:

来自全球采集的红酒样品的总砷和砷形态。

ICP-MS和HPLC-ICP-MS分别测量了全球147种红酒中的总砷和砷形态。样品包括中等价位的葡萄酒到近50年的久负盛名的葡萄酒。总砷浓度范围从0.1到56 µg / L以下(平均值:4.0±5.9 µg / L)。没有一个样品的浓度超过了葡萄酒和葡萄酒办公室规定的200 µg / L的限值。无机砷是最丰富的形式,约占全部砷的一半,主要是砷(III)。在不到一半的样品中检测到二甲基ar酸(DMA),占百分之几到几十。一甲基砷酸(MMA)仅在少数样品中被检测到。平均而言,波尔多葡萄酒中的DMA浓度似乎高于其他葡萄酒,

更新日期:2018-08-30
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