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Abstract Preview

The method is applicable to vandadium contents between 0,005 % (m/m) and 1,0 % (m/m), provided that the tungsten content in the test portion is not higher than 10 mg and/or the titanium content is not higher than 5 mg. Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report. The annexes give additional information on the international co-operative tests, a graphical representation of precision data and procedures for the determination of instrumental criteria.


General information

  • Status :  Published
    Publication date : 1989-06
  • Edition : 1
    Number of pages : 8
  • Technical Committee
    :
    ISO/TC 17/SC 1
    Methods of determination of chemical composition
  • ICS :
    77.080.01
    Ferrous metals in general

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  • CHF58

Life cycle

A standard is reviewed every 5 years



Revisions / Corrigenda

  • Now under review
    ISO 9647:1989
  • Revised by
    ISO 9647

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