By using PF6 3 atomic fluorescence spectrophotometer,three elements of As,Sb,Bi including Hg have been determined simultaneously.This method is efficient and fast.RSD is less than 5%,and the recoveries of standard materials is 93.0%~102.0%.It is suitable for determing trace contents of Hg,As, Sb and Bi in geochemical samples simultaneously.%利用 PF63型三道原子荧光光度计同时测定包括汞在内的砷、铋或锑中的3种元素，方法高效、快速，精密度（RSD）低于5％，加标回收率为93．0％～102．0％。适合地球化学样品中痕量汞、砷、锑、铋的同时测定。
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