5df75927_r_Batch_7___Environment_Canada__Response
[Comment] The determination of Margin Of Exposure (MOE) was limited, as only one MOE was calculated. [Response] 
A margin of exposure was derived to characterize risk from oral exposure. A margin was not derived for inhalation exposure as the route of exposure was considered to be negligible.
Summary of Public Comments received on the Challenge substance Isophorone (CAS 78-59-1) Draft Screening Assessment Report for Batch 7 - Environment Canada
Response