三峡地区环境及食品砷含量监测结果分析

Analysing the observation result that the content of As in the environment and food in the Area of three Gorge

目的 探讨三峡地区环境及食品砷含量。方法 对库区 9区 (市、县 )环境及食品含砷量进行监测。结果 该地区煤及饮用水砷含量均低于卫生标准 ;土壤除南川市、武隆县、万盛区超标外 ,其余各县均低于标准 ;而烧敞煤火的部分山区居民室内空气砷含量超标 6.0～ 10 .3倍 ;同样 ,经煤火烘炕玉米、辣椒、茶叶砷超标 1.4～ 5 .1倍。

Objective To inquine into the content of As in the environment and food in the Three Gorge.Methods To observe the As content of environment and food in the district-Three Gorge.Results The content of As in coal and drinking water doesn't reach the nation hygienic standard,the content of As in soil of NanChuan?WuLong?WanShen,the other district doesn't reach the standard.The As content of room air in some mountain 6～13 times;The As content of Com?hot pepper and tea which baked by coal?fice exceed the standard 1.44～5.1 times.Conclusions Burning coal leads to As content of food and room air exceed the standard.