90.93 Standard confirmed Jul 19, 2021
ISO
ISO/TC 226 Materials for the production of primary aluminium
International Standard
71.100.10 Materials for aluminium production
Published
ISO 23202:2006 sets out a wet-sieving procedure for the determination of the percentage by mass of particles of smelter-grade alumina passing a 20 micrometre aperture sieve.
This procedure is applicable for aluminas with a minus 20 micrometre content up to 4 %.
PUBLISHED
ISO 23202:2006
90.93
Standard confirmed
Jul 19, 2021