Abstract Preview

ISO 21068-3:2008 specifies methods for the determination of total nitrogen and nitrogen calculated as silicon nitride, total oxygen, and free metallic and oxidic components in silicon carbide raw materials and refractory products.

It applies only to silicon carbide materials that are not bonded with nitrogen. Nitride-bonded silicon carbide refractories are covered in EN 12698-1.


General information

  • Status :  Published
    Publication date : 2008-08
  • Edition : 1
    Number of pages : 37
  • :
    ISO/TC 33
    Refractories
  • 81.080
    Refractories

Buy this standard

Format Language
PDF
Paper
  • CHF158

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

Keep up to date with ISO

Sign up to our newsletter for the latest news, views and product information