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.
PUBLISHED
SSH EN ISO 21068-2:2008
IN_DEVELOPMENT
prSSH EN ISO 21068-2:2024
40.20
DIS ballot initiated: 12 weeks
Feb 10, 2025
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