This document specifies analytical techniques for the determination of total nitrogen and nitrogen calculated as silicon nitride, total oxygen, and metallic and oxidic components in silicon carbide raw materials and refractory products.
PUBLISHED
SSH EN ISO 21068-3:2008
IN_DEVELOPMENT
prSSH EN ISO 21068-3:2024
40.20
DIS ballot initiated: 12 weeks
Feb 10, 2025
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