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EN ISO 21068-2:2024

Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 2: Determination of volatile components, total carbon, free carbon, silicon carbide, total and free silicon, free and surface silica (ISO 21068-2:2024)

Publication date:   Aug 19, 2024

General information

60.60 Standard published   Jun 19, 2024

CEN

CEN/TC 187 Refractory products and materials

European Norm

81.080   Refractories

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Scope

This document specifies analytical techniques for the determination of volatile components by thermal treatment at specified temperatures, and methods for the determination of the total carbon, free carbon, silicon carbide, total and free silicon and free and surface silica content of silicon-carbide, silicon-nitride and silicon-oxynitride containing raw materials and refractory products.

Life cycle

PREVIOUSLY

WITHDRAWN
EN ISO 21068-2:2008

NOW

PUBLISHED
EN ISO 21068-2:2024
60.60 Standard published
Jun 19, 2024