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采用ICP-MS法对稀散元素矿石标准物质中Ga,In,Ge,Tl,Co,Ni,Mo,Th,U,W这10种元素进行测定,各元素的检出限分别为0.0010,0.0005,0.0030,0.0005,0.0010,0.0050,0.0300,0.0003,0.0003,0.0010μg/L,相对标准偏差RSD均小于5.00%,加标回收率为96.4%~103.3%。该方法操作简便、检出限低、灵敏度高、线性范围宽、准确度好,能够满足稀散元素矿石标准物质定值的要求。