IRIS Toxicological Review of Vanadium Pentoxide (External Review Draft)
EPA announces the release of the Toxicological Review of Vanadium Pentoxide in a September 30, 2011 Federal Register Notice. This draft assessment is provided for public viewing and comment. An independent public peer review meeting has been scheduled for March 7, 2012 as announced in a February 6, 2012 Federal Register Notice.
This vanadium pentoxide reassessment consists of an oral reference dose (RfD), an inhalation reference concentration (RfC), an inhalation unit risk (IUR) and a cancer weight of evidence descriptor. This is the first assessment developing an RfC or IUR for this compound. This assessment is intended to provide human health data to support agency regulatory decisions. Please refer to IRISTrack - Vanadium Pentoxide for the latest schedule updates.
|Jan 1987||The RfD for vanadium pentoxide was posted to the IRIS Database.|
|Sep 2011||EPA hosted an interagency science consultation on the review of the draft Toxicological Review of Vanadium Pentoxide.|
|Sep 2011||EPA released the external review draft of the vanadium pentoxide assessment for public review and comment. [Federal Register Notice Sep 30, 2011]|
|Nov 2011||EPA extended the deadline for comments until December 29, 2011 to allow reviewers more time. The originally scheduled public listening session was also re-scheduled to December 8, 2011. [Federal Register Notice Nov 9, 2011]|
|Feb 2012||EPA announced the independent public peer review meeting to be held in Arlington, VA on March 7, 2012. [Federal Register Notice Feb 6, 2012]|
|May 2012||EPA released the comments from the public comment period and external review workshop.|
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.