ISO 23202
Aluminium oxide used for the production of aluminium - Determination of particles passing a 20 micrometre aperture sieve
Aluminiumoxid zur Herstellung von Primäraluminium - Bestimmung der durch ein 20-µm-Sieb passenden Teilchen
Responsible national committee
NA 062-08-114 AA - Testing of carbonaceous materials
Responsible international committee
ISO/TC 226 - Materials for the production of primary aluminium