The determination of arsenic content in naphtha by GFAAS was studied with THF as solvent,and nickel nitrate as matrix modifier.
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美
试样用四氢呋喃(THF)有机溶剂稀释,以硝酸镍为基体改进剂,研究采用石墨炉原子吸收法直接进样测定石脑油中的砷量。
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