Reference number
ISO 1178:1976
ISO 1178:1976
© ISO 2025
International Standard
ISO 1178:1976
Magnesium alloys — Determination of soluble zirconium — Alizarin sulphonate photometric method
Edition 2
1976-03
1976-03
ISO 1178:1976
5763
Published
(Edition 2, 1976)
This publication was last reviewed and confirmed in 2017.
Therefore this version remains current.
Abstract
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.
