Current stage: 90.93 Standard confirmed Mar 25, 2022
Originator: ISO
Owner: ISO/TC 132 Ferroalloys
Type: International Standard
ICS: 73.060.20 Manganese ores
Status: Published
Language in which you want to receive the document.
PUBLISHED ISO 549:1981 90.93 Standard confirmed Mar 25, 2022
ABANDON ISO/WD 549