ISO 11723:2025

Coal and coke — Determination of arsenic and selenium — Eschka's mixture and hydride generation method
Autor: ISO
Códigos ICS: 73.040 ; 75.160.10
Vigente
$63.070

Alcance

This document 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.The method is also applicable for the determination of the analytes by hydride generation inductively coupled plasma atomic emission spectrometry.

Especificaciones de la Norma
Fecha de Publicación 25/06/2025
Título Secundario Charbon et coke — Détermination de l'arsenic et du sélénium — Mélange d'Eschka et méthode par production d'hydrure
Páginas Técnicas 6
Idioma Inglés