Notice was published in the Canada Gazette on December 26, 2009 of the release of technical information in respect of the twelfth and final group of substances identified under the Challenge to Industry. Industry and interested stakeholders are invited to submit any information that may be used to inform the risk assessment for the substances and to develop and benchmark best practices for risk management and product stewardship by April 27, 2010.

For a list of all 16 substances included in the Batch 12 substances, and to view the technical documentation associated with all 16 substances listed, please see: