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  • BSI
    BS 4993-2:1974 Methods of test for aluminium fluoride for industrial use - Determination of iron content
    Edition: 1974
    $281.30
    / user per year

Description of BS 4993-2:1974 1974

This Part of BS 4993 specifies a photometric method for the determination of the iron content of aluminium fluoride for industrial use.

NOTE The titles of the British Standards referred to in this standard are listed on the inside back cover.



Dissolution of a test portion after alkaline or acid fusion and reduction of iron (III) to iron (II) with hydroxylammonium chloride. Formation of the iron (II) 1,10-phenanthroline complex and photometric measurement at 510 nm.

Standard NumberBS 4993-2:1974
TitleMethods of test for aluminium fluoride for industrial use - Determination of iron content
StatusConfirmed
Publication Date1974-02-28
Related National Standard OfISO 2368
DescriptorsAluminium inorganic compounds, Determination of content, Specimen preparation, Test equipment, Solutions, Photometry (chemical analysis), Iron, Fluorides, Calibration
ICS71.060.50 Salts
CommitteeW/-
ISBN0 580 08095 1
PublisherBSI
Pages10

About BSI

BSI Group, also known as the British Standards Institution is the national standards body of the United Kingdom. BSI produces technical standards on a wide range of products and services and also supplies certification and standards-related services to businesses.
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