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ISO 1178:1976

Magnesium alloys — Determination of soluble zirconium — Alizarin sulphonate photometric method ISO 1178:1976

Publication date:   Mar 1, 1976

General information

90.60 Close of review   Jun 14, 2022

ISO

ISO/TC 79 Light metals and their alloys

International Standard

77.120.20   Magnesium and magnesium alloys

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Scope

The method is applicable to alloys having zirconium contents between 0,1 and 1,0 % (m/m). However the method is not applicable completely to alloys having lead and/or bismuth (see annex). Rare earths, thorium and silver do not interfere. Specifies principle and procedure of the method, the reagents, apparatus, sampling, expression of results and test report.

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PUBLISHED
ISO 1178:1976
90.60 Close of review
Jun 14, 2022