FprEN ISO 21068-3
Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents (ISO/FDIS 21068‑3:2024)

Standard No.

FprEN ISO 21068-3

Published By

European Committee for Standardization (CEN)

Replace

EN ISO 21068-3:2008

Scope

This part of ISO 21068 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.

FprEN ISO 21068-3 history

• 2008 EN ISO 21068-3:2008 Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents (ISO 21068-3:2008)