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• November 18, 2009 | The Challenge Advisory Panel Summary Reports for Batches 6 and 7 have been published. Government responses to recommendations from the Challenge Advisory Panel are also available. Read More...
• November 5, 2009 | The Chemical Substances Web site has recently undergone changes to improve its navigability and accessibility. The content has remained the same. Please be advised that all links, except those linking to the homepage, will no longer be available as a result of this initiative. Therefore, please be sure to update Web site bookmarks accordingly. We will continue to review and update the site to better meet the needs of all users. If you have any feedback on the changes to this Web site, please contact us with your comments.