<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 2505:1974]]> /cms/render/live/es/sites/isoorg/contents/data/standard/00/21/2138.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± 2505:1974]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 2505:1974 - Unplasticized polyvinyl chloride (PVC) pipes — Determination of longitudinal reversion — Liquid bath immersion method]]> /cms/render/live/es/sites/isoorg/contents/data/standard/00/21/2138.html /cms/render/live/es/sites/isoorg/contents/data/standard/00/21/2138.html 1979-01-01