Reference number
ISO 4694:1987
© ISO 2024
International Standard
ISO 4694:1987
Iron ores — Determination of fluorine content — Ion-selective electrode method
Edition 1
1987-04
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Published (Edition 1, 1987)
This publication was last reviewed and confirmed in 2024. Therefore this version remains current.

ISO 4694:1987

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Format
CHF 63
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Abstract

The method ist applicable to a concentration range of 0,005 to 1,0 % (m/m) of fluorine in natural iron ores, and iron ore concentrates and agglomerates including sinter products. Specifies principle, reagents, apparatus, sampling and samples, procedure, expression of results, and test report. ISO 4693 includes three annexes.

General information

  • Status
     : Published
    Publication date
     : 1987-04
    Stage
    : International Standard under systematic review [90.20]
  • Edition
     : 1
    Number of pages
     : 8
  • Technical Committee :
    ISO/TC 102/SC 2
    ICS :
    73.060.10 
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