ISO-4946 › Historical Revision Information
Steel and cast iron - Determination of copper content - 2,2-Diquinolyl spectrophotometric method'

ISO-4946 - 1ST EDITION - SUPERSEDED
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This method is applicable to copper contents between 0.02 % (m/m) and 5 % (m/m). Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report. Annex A gives additional information on the international co-operative tests. Annex B includes the graphical representation of precision data.

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Document Number

ISO 4946:1984

Revision Level

1ST EDITION

Status

Superseded

Publication Date

Dec. 15, 1984

Committee Number

ISO TC 17/SC 1