ISO 4937:1986 Preview
Steel and iron -- Determination of chromium content -- Potentiometric or visual titration method
This standard was last reviewed and confirmed in 2017. Therefore this version remains current.
The method is applicable to chromium contents between 0.25 % (m/m) and 35 % (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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