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ISO/DIS 19976-1

Copper, lead and zinc sulfide concentrates — Determination of cadmium — Part 1: Flame atomic absorption spectrometric method

General information

40.20     Apr 10, 2026

ISO

ISO/TC 183

International Standard

73.060.99  

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Scope

This document specifies a flame atomic absorption spectrometric method for the determination of the mass fraction of cadmium in copper, lead and zinc sulfide concentrates as follows:
a) for copper sulfide concentrates, the method is applicable to the determination of mass fractions of cadmium from 0,01 % to 0,30 %;
b) for lead sulfide concentrates, the method is applicable to the determination of mass fractions of cadmium from 0,01 % to 0,30 %;
c) for zinc sulfide concentrates, the method is applicable to the determination of mass fractions of cadmium from 0,05 % to 0,30 %.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 19976-1:2019

NOW

PROJECT
ISO/DIS 19976-1
40.20 DIS ballot initiated: 12 weeks
Apr 10, 2026

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