ISO 12739:2006Published

Zinc sulfide concentrates — Determination of zinc — Ion-exchange/EDTA titrimetric method

Concentrés sulfurés de zinc — Dosage du zinc — Méthode par échange d'ions et titrage à l'EDTA

A new edition is under development: ISO/CD 12739.

Abstract / scope

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 %.

Life cycle

Replaces

ISO 12739:1997WithdrawnZinc sulfide concentrates — Determination of zinc content — Ion-exchange/EDTA titrimetric methodInternational Standard · Published 6 Nov 1997 · ISO/TC 183

Replaced by

ISO/CD 12739Under developmentZinc sulfide concentrates— Determination of zinc content— Ion-exchange/Na2EDTA titrimetric methodInternational Standard · ISO/TC 183