调查黎巴嫩酸奶中的PCB和OCP:国家污染模式和健康风险评估
Sandra Sarkis1, Jean Claude Assaf2, Mantoura Nakad3
1Department of Nutrition, Faculty of Pharmacy, Ecole Doctorale Sciences et Santé (EDSS), Medical Sciences Campus, Saint Joseph University of Beirut (USJ), Beirut 1100, Lebanon.
Foods (Basel, Switzerland)
|August 28, 2025
概括
黎巴嫩酸奶被多双 (PCB) 和有机农药 (OCP) 污染,超过了安全限值. 这项国家研究强调了食品安全的重大问题,并迫切需要采取监管行动来保护公众健康.
科学领域:
- 环境化学
- 食品安全分析
- 公共卫生
背景情况:
- 多双 (PCB) 和有机农药 (OCP) 是具有已知的健康风险的持久性有机污染物.
- 黎巴嫩缺乏对乳制品中的PCB和OCP等污染物的全面国家食品安全监测.
- 作为一种广泛消费的乳制品, 酸奶可以作为饮食接触这些污染物的媒介.
研究的目的:
- 对黎巴嫩酸奶中的PCB和OCP污染进行首次全国性评估.
- 量化特定的PCB和OCP (包括 ΣDDT, ΣHCH, HCB,内硫,甲氧化和迪尔德林).
- 评估潜在的饮食暴露风险,并制定监管策略.
主要方法:
- 用气色谱分析来自黎巴嫩11个地区的165个酸奶样本.
- 总PCB和特定OCP (ΣDDT, ΣHCH, HCB,内硫,甲氧化,二) 的量化.
- 测量污染物水平与欧洲最大残留量 (MRL) 的比较和每日摄入量 (EDI) 的估计.
主要成果:
- 检测到广泛的污染,其中40.6%的样品超过了PCB的MRL (平均39.26 ng/g脂肪).
- 所有测试的OCP都超过了所有地区的MRL;在100%的样本中发现了SDDT (平均值为376.79 ng/g脂肪).
- 与工业和农业活动相关的特定地区的最高污染水平;EDI表明潜在的健康风险.
结论:
- 黎巴嫩酸奶由于广泛的PCB和OCP污染,造成了显著的饮食暴露风险.
- 黎巴嫩迫切需要加强监管和国家食品安全监测计划.
- 这些发现强调了解决影响食品供应链的环境污染的重要性.
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