Institute of European Standards and Quality 
Reference details
- Reference
- EN ISO 21068-2:2024
- Title
- Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 2: Determination of volatile components, total carbon, free carbon, silicon carbide, total and free silicon, free and surface silica (ISO 21068-2:2024)
- Organisation
- CEN
- Publisher status in source
- PublishedThis is the status recorded in the source, not a statement that this is the latest edition.
- Source access
- 19 October 2026
Research and application
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Product research routes
- Chemicals, plastics and rubber
Substance identity, material properties, sampling and analytical methods across chemical and polymer products.
Questions for the evidence file
- Substance and formulation identity
- Sample preparation
- Analytical method and detection context
- Material-change control
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Legal citation
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