The results showed that the test limits for arsenic and stibium were 0.08 μg/L and 0.07 μ g/L, respectively, recoveries 果表明,砷和锑的检出限分别为0.08μg/L和0.07μg/L,回收率为90.%～0.0%,相对标准偏差分别为0.%和0.9%.