Under publication
ISO 11723
Coal and coke — Determination of arsenic and selenium — Eschka's mixture and hydride generation method
Reference number
ISO 11723
Edition 3
© ISO 2025
Under publication
Under publication
Final production steps (up to seven weeks).
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

Life cycle

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