ISO/CD 4940
Steel and cast iron — Determination of nickel content — Flame atomic absorption spectrometric method
Reference number
ISO/CD 4940
Edition 2
Committee Draft
ISO/CD 4940
A draft is being reviewed by the committee.
Will replace ISO 4940:1985


The method is applicable to nickel contents between 0.002 % (m/m) and 0.5 % (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, and Annex B represents the precision data graphically.

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