Final Draft
International Standard
ISO/FDIS 11723
Coal and coke — Determination of arsenic and selenium — Eschka's mixture and hydride generation method
Reference number
ISO/FDIS 11723
Edition 3
© ISO 2025
Final Draft International Standard
Under development
This draft is in the approval phase.
Will replace ISO 11723:2016

Abstract

ISO 11723:2016 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 solid mineral fuels.

General information

  • Status
     : Under development
    Stage
    : Proof sent to secretariat or FDIS ballot initiated: 8 weeks [50.20]
  • Edition
     : 3
    Number of pages
     : 6
  • Technical Committee :
    ISO/TC 27/SC 5
    ICS :
    73.040  75.160.10 
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