To support the National Research Council (NRC) review of the IRIS assessment development process (NRC 2014), EPA submitted a 2-part report to the NRC in January 2013. Part 1 provides an overview of the IRIS Program implementation of the NRC’s 2011 recommendations for the development of IRIS assessments. Part 2 provides chemical-specific examples demonstrating IRIS Program implementation of recommendations as of January 2013.
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