IIThe results showed HPLC-HGAAS with low cost, easy operation and highperformance was successfully applied to the speciation analysis of arsenic.

• 本工作以丰富的信息表明:HPLC-HGAAS方法对砷元素形态分析的研究工作,是一种价格低廉、操作简便、性能可靠的方法。