Reference number
ISO 4694:1987
© ISO 2026
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 2025. Therefore this version remains current.

ISO 4694:1987

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CHF 67
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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 to be revised [90.92]
  • Edition
     : 1
    Number of pages
     : 8
  • Technical Committee :
    ISO/TC 102/SC 2
    ICS :
    73.060.10 
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Next version under development

Draft
International Standard
ISO/DIS 4694
Iron ores — Determination of fluorine content — Ion-selective electrode method
Reference number
ISO/DIS 4694
Edition 1
© ISO 2026
Draft International Standard

ISO/DIS 4694

Iron ores — Determination of fluorine content — Ion-selective electrode method

ISO/DIS 4694

Language
Format
CHF 67
* Shipping costs not included
Convert Swiss francs (CHF) to your currency

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