<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 21663:2020]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/13/71332.html Normas y proyectos de Ïã¸ÛÁùºÏ²Ê¿ª½± Ïã¸ÛÁùºÏ²Ê¿ª½±.org 60 /modules/isoorg-template/img/iso/favicon/red/favicon1.ico http://www.iso.org/ <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 21663:2020]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 21663:2020 - Solid recovered fuels — Methods for the determination of carbon (C), hydrogen (H), nitrogen (N) and sulphur (S) by the instrumental method]]> /cms/render/live/es/sites/isoorg/contents/data/standard/07/13/71332.html /cms/render/live/es/sites/isoorg/contents/data/standard/07/13/71332.html 2020-11-24