ISO 9685:1991
Iron ores; determination of nickel and/or chronium contents; flame atomic absorption spectrometric method

Standard No.

ISO 9685:1991

Release Date

1991

Published By

International Organization for Standardization (ISO)

Latest

ISO 9685:1991

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.

ISO 9685:1991 history

• 1991 ISO 9685:1991 Iron ores; determination of nickel and/or chronium contents; flame atomic absorption spectrometric method