IRIS Toxicological Review of n-Butanol (External Review Draft, 2011)
EPA has released the Toxicological Review of n-Butanol (External Review Draft) for public review and comment. EPA has reopened the public comment period, announced in the November 16, 2011, Federal Register Notice until December 7, 2011.
EPA is conducting a peer review of the scientific basis supporting the human health hazard and dose-response assessment of n-butanol that will appear in the Integrated Risk Information System (IRIS) database. Please refer to IRISTrack - n-Butanol for the latest schedule updates.
|Mar 1987||A RfD was posted for n-butanol to the IRIS Database.|
|Mar 1991||The cancer assessment for n-butanol was posted to the IRIS Database.|
|Jun 2011||EPA initiated the interagency science consultation on the draft Toxicological Review of n-Butanol.|
|Sep 2011||EPA released the external review draft for public review and comment. EPA concurrently released the interagency science consultation draft toxicological review and charge, and interagency comments with EPA's response.|
This download(s) is distributed solely for the purpose of pre-dissemination peer review under applicable information quality guidelines. It has not been formally disseminated by EPA. It does not represent and should not be construed to represent any Agency determination or policy.