ISO/CD 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

General information

Current stage: 30.99 Effective date: Jan 11, 2023

Originator: ISO

Owner: ISO/TC 33

Type: International Standard

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

Revises
ISO 21068-3:2008

NOW

IN_DEVELOPMENT
ISO/CD 21068-3
30.99 CD approved for registration as DIS
Jan 11, 2023

Preview

Only informative sections of projects are publicly available. To view the full content, you will need to members of the committee. If you are a member, please log in to your account by clicking on the "Log in" button.