International Standard
ISO 21068-2:2024
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
Reference number
ISO 21068-2:2024
Edition 2
2024-06
© ISO 2025
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Published (Edition 2, 2024)

ISO 21068-2:2024

Language
Format
CHF 177
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Abstract

This document specifies analytical techniques for the determination of volatile components by thermal treatment at specified temperatures, and methods for the determination of the total carbon, free carbon, silicon carbide, total and free silicon and free and surface silica content of silicon-carbide, silicon-nitride and silicon-oxynitride containing raw materials and refractory products.

General information

  • Status
     : Published
    Publication date
     : 2024-06
    Stage
    : International Standard published [60.60]
  • Edition
     : 2
    Number of pages
     : 36
  • Technical Committee :
    ISO/TC 33
    ICS :
    81.080 
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Life cycle

Sustainable Development Goals

This standard contributes to the following Sustainable Development Goal

9
Industry, Innovation and Infrastructure

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