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ISO 11723:2004

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Solid mineral fuels — Determination of arsenic and selenium — Eschka's mixture and hydride generation method

ISO 11723:2004 specifies a method using Eschka's mixture during ashing, extraction of the ash residue with acid, and hydride generation atomic absorption spectrometry or hydride generation atomic fluorescence spectrometry, for the determination of arsenic and selenium in coal and coke ash.

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ISO 11723:2004

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