Draft
International Standard
ISO/DIS 4694
Iron ores — Determination of fluorine content — Ion-selective electrode method
Reference number
ISO/DIS 4694
Edition 2
© ISO 2026
Draft International Standard

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Under development
This Draft International Standard is in the enquiry phase with ISO members.
Will replace ISO 4694:1987

ISO/DIS 4694

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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
     : Under development

    You can help develop this draft international standard by contacting your national member

    Stage
    : DIS ballot initiated: 12 weeks [40.20]
  • Edition
     : 2
    Number of pages
     : 9
  • Technical Committee :
    ISO/TC 102/SC 2
    ICS :
    73.060.10 
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8
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11
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