Sample was digested in polytetrafluorethylene sealed vesssle by nitric acid-perhydrol or high chloric acid-perhydrol, Hg As Pb were simultaneously determinated by ICP-AES.
采用高压溶,品用硝-化氢或高氯-化氢溶解后,用ICP-AES法对汞砷铅连续测定。
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