ISO/CD 9685

Iron ores — Determination of nickel and/or chromium contents — Flame atomic absorption spectrometric method

General information

Current stage: 30.99 CD approved for registration as DIS Oct 8, 2025

Originator: ISO

Owner: ISO/TC 102/SC 2 Chemical analysis

Type: International Standard

Scope

The specified method applies to nickel and/or chromium contents between 0,003 % (m/m) and 0,1 % (m/m) in natural iron ores, iron ore concentrates and agglomerates, including sinter products.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 9685:1991

NOW

IN_DEVELOPMENT
ISO/CD 9685
30.99 CD approved for registration as DIS
Oct 8, 2025