Draft IRIS Assessment of RDX Now Available

Now Available: IRIS Assessment of Hexahydro-1,3,5-trinitro-1,3,5-triazine (RDX) (External Review Draft) Notice: EPA's Integrated Risk Information System (IRIS) Program has released the external review draft assessment of hexahydro-1,3,5-trinitro-1,3,5-triazine (RDX) for peer review by EPA's Science Advisory Board (SAB) Chemical Assessment Advisory Committee (CAAC). The draft Toxicological Review, supporting documents, and charge to the external peer reviewers have been added to the IRIS website. Information regarding the peer review can be found on the SAB website. Reminder: Discussant Registration for October IRIS Public Science Meeting Closes 10/5 Notice: EPA's Integrated Risk Information System (IRIS) Program has released the draft Toxicological Review of Ethyl Tert-Butyl Ether (ETBE) for a 60-day public comment period [Federal Register Notice: September 1, 2016]. The draft assessment will be the subject of the IRIS Public Science Meeting scheduled for October 26, 2016, in Arlington, Virginia. At the October meeting, the IRIS Program will provide the public the opportunity to participate in discussions regarding the draft IRIS assessment of ETBE. The key science topics for discussion are now posted and meeting registration is open. The deadline to register as a discussant on a science topic is October 5, 2016. In-person registration closes October 19, 2016. Comments can be submitted to the ETBE chemical-specific docket [Docket ID: EPA-HQ-ORD-2009-0229] at regulations.gov. For more information about this assessment and the meeting, visit the October Public Science Meeting website. Final IRIS Assessment of Ammonia - Noncancer Inhalation Notice: EPA's Integrated Risk Information System (IRIS) Program has finalized the IRIS Assessment of Ammonia - Noncancer Inhalation. The Toxicological Review and other accompanying documents have been added to the IRIS website, including the interagency science discussion draft assessment (Step 6) and interagency comments. For more information on the final assessment, visit the IRIS website.  Final IRIS Assessment of Trimethylbenzenes Notice: EPA's Integrated Risk Information System (IRIS) Program has finalized the IRIS Assessment of Trimethylbenzenes (TMB). This assessment provides information on three trimethylbenzene isomers: 1,2,3-TMB, 1,2,4-TMB, and 1,3,5-TMB. The Toxicological Review and other accompanying documents have been added to the IRIS website, including the interagency science discussion draft assessment (Step 6), interagency comments, and EPA's response to interagency comments. For more information on the final assessment, visit the IRIS website.