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无为县作为安徽省2011年农村环境卫生监测项目县,承担了对土壤中蛔虫卵,铅,镉的检测工作。文中对GB/T 17141-1997提供的土壤中铅的测定方法[1]进行了分析,发现其样品前处理非常繁琐,而且空白和样品消解液中的干扰物质对铅的测定也有一定的影响,为此,同时采用了不经化学预处理的悬浮液进样法进行测定,报道如下。
Wuwei County as Anhui Province in 2011 rural environmental health monitoring project counties, bear the soil Ascaris eggs, lead, cadmium detection. In this paper, the method of determination of lead in soils [1] provided by GB / T 17141-1997 was analyzed and it was found that the sample pretreatment was very cumbersome and the interferences in the blank and sample digesting solution also had some influence on the determination of lead. To this end, while not using chemical pretreatment of the suspension injection method was measured, reported as follows.