ISO 4694:1987

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

Publication date:   Apr 9, 1987

General information

90.60 Close of review   Dec 3, 2019

ISO

ISO/TC 102/SC 2 Chemical analysis

International Standard

73.060.10   Iron ores

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Scope

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.

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PUBLISHED
ISO 4694:1987
90.60 Close of review
Dec 3, 2019