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目的 测定哈尔滨市城区居民 39种主要食品的碘含量 ,从而推断哈尔滨市居民人均每日每人从饮食中摄入碘的量。方法 用亚砷酸 -硫酸铈法测定食品的碘含量 ,根据 1992年黑龙江省营养调查推算出哈尔滨市市区人均日碘摄入量。结果 哈尔滨市市区人均日碘摄入量为 147.7μg(不包括碘盐中碘的摄入量 )。结论 哈尔滨市市区居民每日每人从食物中摄入的碘量达到中国营养学会推荐的营养素摄入量 (RDA)成人水平
Objective To determine the iodine content of 39 major food items in urban residents of Harbin, and inferred the daily intake of iodine from the diet of Harbin residents. Methods The content of iodine in food was determined by arsenious acid-barium sulfate method, and the per capita daily iodine intake of Harbin was calculated according to the 1992 Heilongjiang Provincial Nutrition Survey. Results The per capita daily iodine intake in Harbin was 147.7 μg (not including iodide salt iodine intake). Conclusion The daily intake of iodine from residents in urban areas of Harbin City meets the recommended level of nutrient intake (RDA) in the Chinese Nutrition Society.