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ISO 11723:2004

Solid mineral fuels — Determination of arsenic and selenium — Eschka's mixture and hydride generation method ISO 11723:2004

Publication date:   Nov 8, 2004

95.99 Withdrawal of Standard   Nov 18, 2016

General information

95.99 Withdrawal of Standard   Nov 18, 2016

ISO

ISO/TC 27/SC 5 Methods of analysis

International Standard

73.040   Coals

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Scope

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.

Life cycle

NOW

WITHDRAWN
ISO 11723:2004
95.99 Withdrawal of Standard
Nov 18, 2016

REVISED BY

PUBLISHED
ISO 11723:2016