宁波市紫菜中11种重金属含量分析

Chinese Journal of Health Laboratory Technology(2013)

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Abstract
目的了解宁波市地产紫菜中铅、镉、铬、镍、铁、锰、铜、锌、汞、砷及铝11种重金属污染状况。方法于宁波市各大菜场及超市随机采集紫菜样品,采用原子吸收法、原子荧光法及分光光度法测定紫菜样品中11种金属元素含量,并对紫菜样品中重金属污染状况进行科学评价。结果紫菜中富含铁、锰、锌等营养元素,但同时,紫菜样品中铬、镉、铝、镍等有毒有害重金属污染较为严重。结论对紫菜样品中重金属含量的实时监测对于紫菜营养价值的评定及食品安全风险评估具有十分重要的意义。
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