Publikuar
ISO 12739:2006 specifies an ion-exchange/EDTA titrimetric method for the determination of the mass fraction of zinc in zinc concentrates. The method is applicable to zinc sulfide concentrates having a mass fraction of zinc in the range from 11 % to 62 %.
Revises
ISO 12739:1997
PUBLISHED
ISO 12739:2006
90.92
Standard to be revised
24 nën 2023
IN_DEVELOPMENT
ISO/WD 12739
Koncentrate të sulfidit të zinkut - Përcaktimi i zinkut - Metoda titrimetrike EDTA/ këmbim-jon
60.60 Standard published
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