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农药兽药残留检测标准品 >> 其它 >> Vehicle exhaust particulates-Major and minor constituents and trace elements机动车排放颗粒物中主要和微量元素
产品编号：NIES08
产品名称：Vehicle exhaust particulates-Major and minor constituents and trace elements机动车排放颗粒物中主要和微量元素
产品规格：7g
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The NIES CRM “ Vehicle Exhaust Particulates” was prepared from particulate matter collected from electrostatic precipitators in huge ventilators connected to a highway tunnel. Certified valuesAl .0,33±0,02 %As .2,6±0,2 μg/gPb. 219±9 μg/gCa .0,53±0,02 %Cd
