20.60 9 maj 2024
ISO
ISO/TC 183
International Standard
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 12739:2006
IN_DEVELOPMENT
ISO/WD 12739
20.60
Close of comment period
9 maj 2024
Only informative sections of projects are publicly available. To view the full content, you will need to members of the committee. If you are a member, please log in to your account by clicking on the "Log in" button.