ISO 12739:2006

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

Publication date: Jul 5, 2006

General information

Current stage: 90.93 Effective date: Jun 21, 2021

Originator: ISO

Owner: ISO/TC 183

Type: International Standard

ICS: 73.060.99

Languages: English

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Status: Published

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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

PREVIOUSLY

Revises
ISO 12739:1997

NOW

PUBLISHED
ISO 12739:2006
90.93 Standard confirmed
Jun 21, 2021

REVISED BY

IN_DEVELOPMENT
ISO/PWI 12739

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