British Standards Institution

Source:: ISO
Committee:: RPI/1 - Refractory products and materials
Categories:: Refractories

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Please email further comments to: debbie.stead@bsigroup.com

Standard timeline

1. Proposal (Complete)

Proposal start date:

2. Draft (Complete)

Draft start date:

11/01/2023

3. Public Comments (Complete)

Public Comments start date:

02/06/2023

Public Comments end date:

26/07/2023

Learn more about the standards development process

Standards Development

BS EN ISO 21068-2:2024 Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon. Determination of volatile components, total carbon, free carbon, silicon carbide, total and free silicon, free and surface silica

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