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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) FprEN ISO 21068-3

Publication date:   Feb 29, 2024

General information

50.60 Close of voting. Proof returned by secretariat   Apr 24, 2024

CEN

CEN/TC 187 Refractory products and materials

European Norm

81.080   Refractories

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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.

Life cycle

PREVIOUSLY

PUBLISHED
EN ISO 21068-3:2008

NOW

IN_DEVELOPMENT
FprEN ISO 21068-3
50.60 Close of voting. Proof returned by secretariat
Apr 24, 2024