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本文报导了美国FDA对美国市售食品中铅的污染水平的监测数据,讨论了降低婴儿食品和罐头食品中铅的含量问题,并研究了美国人每天从膳食中总摄入的铅量。监测数据表明:未经加工的乳、蛋、肉类、鱼及贝类等食物中铅的含量均较低,其平均含量为0.02～0.4 PPM,其中以乳的含铅量最低。经加工后的食品中铅的水平均有一定增加,据调查认为膳食中铅的来源约有1/3来自罐头食品,并发现罐头食品中铅的来源是用铅焊接空罐所造成,如罐藏的较冻藏或新藏的鲑、
This article reports US FDA data on the level of lead contamination in commercially available foods in the United States. It discusses reducing the amount of lead in baby food and canned food and examines the amount of lead taken by Americans daily from their diet. The monitoring data showed that the content of lead in unprocessed milk, eggs, meat, fish and shellfish was low, with an average content of 0.02-0.4 PPM, of which milk contained the lowest amount of lead. According to the survey, about 1/3 of the source of lead in the diet comes from canned food, and the source of lead in canned food is caused by the lead soldering of empty cans, such as cans Hidden frozen or new collection of salmon,