<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 537:1980]]> /cms/render/live/en/sites/isoorg/contents/data/standard/00/46/4610.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± 537:1980]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 537:1980 - Plastics — Testing with the torsion pendulum]]> /cms/render/live/en/sites/isoorg/contents/data/standard/00/46/4610.html /cms/render/live/en/sites/isoorg/contents/data/standard/00/46/4610.html 1989-11-01