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.
Status: WithdrawnPublication date: 2004-11
Edition: 1Number of pages: 6
Technical Committee: ISO/TC 27/SC 5 Methods of analysis
- ICS :
- 73.040 Coals
ISO 11723:2004Stage: 95.99
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