90.92 Standard to be revised Jan 15, 2023
ISO
ISO/TC 17/SC 1 Methods of determination of chemical composition
International Standard
77.080.01 Ferrous metals in general
Published
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.
PUBLISHED
ISO 4937:1986
90.92
Standard to be revised
Jan 15, 2023
IN_DEVELOPMENT
ISO/DIS 4937