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NEN ISO 11723 : 2004
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
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SOLID MINERAL FUELS - DETERMINATION OF ARSENIC AND SELENIUM - ESCHKA'S MIXTURE AND HYDRIDE GENERATION METHOD
14-09-2017
12-01-2013
Defines 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 solid mineral fuels.
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