<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 549:1981]]> /cms/render/live/en/sites/isoorg/contents/data/standard/00/46/4629.html Ïã¸ÛÁùºÏ²Ê¿ª½± standards and projects Ïã¸ÛÁùºÏ²Ê¿ª½±.org 60 /modules/isoorg-template/img/iso/favicon/red/favicon1.ico http://www.iso.org/ <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 549:1981]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 549:1981 - Manganese ores — Determination of combined water content — Gravimetric method]]> /cms/render/live/en/sites/isoorg/contents/data/standard/00/46/4629.html /cms/render/live/en/sites/isoorg/contents/data/standard/00/46/4629.html 2022-03-25