90.93 Standard confirmed Mar 25, 2022
ISO
ISO/TC 132 Ferroalloys
International Standard
73.060.20 Manganese ores
The method is applicable to products having an arsenic content of 0,001 to 0.2 % (m/m). Should be read in conjunction with ISO 4297. Specifies principle, reactions, reagents, apparatus, sample, procedure and expression of results. A figure illustrates the apparatus for the distillation of arsenic.
PUBLISHED
ISO 317:1984
90.93
Standard confirmed
Mar 25, 2022