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prNS-EN ISO 21068-2:2023

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Note: This standard has a new edition: NS-EN ISO 21068-2:2024

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Abstract

This part of ISO 21068 specifies analytical techniques for the determination of volatile components by thermal treatment at specified temperatures, and methods for the determination of the total carbon content, free carbon, silicon carbide, total and free silicon and free and surface silica content of silicon carbide, silicon nitride, silicon oxynitride and sialon containing raw materials and refractory products.

Document information

  • Standard from SN
  • Edition: 2023-06
  • Version: 1
  • Document type: NAT
  • ICS 81.080
  • National Committee CEN/TC 187

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