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U.S.EPA IRIS Substance file-Norflurazon:CASRN 27314-13-2 hap://www.epa.gov/ngispgm3/iris/subst/0082.htm <br /> . °"d� <br /> r► EW1on"k"W PraWWn <br /> 4U.7 <br /> EPA <br /> AL <br /> Intpratod Risk brlonnatlon System <br /> Norflurazon <br /> CASRN 27314-13-2 <br /> Contents <br /> I.A. REFERENCE DOSE FOR CHRONIC ORAL EXPOSURE (RID) <br /> I.B. REFERENCE CONCENTRATION FOR CHRONIC <br /> INHALATION EXPOSURE (RfC) <br /> II. CARCINOGENICITY ASSESSMENT FOR LIFETIME EXPOSURE <br /> VI. BIBLIOGRAPHY <br /> VII. REVISION HISTORY <br /> VIII. SYNONYMS <br /> 0082 <br /> Norflurazon; CASRN 27314-13-2 <br /> Health assessment information on a chemical substance is included in IRIS only <br /> after a comprehensive review of chronic toxicity data by U.S. EPA health <br /> scientists from several Program Offices and the Office of Research and <br /> Development. The summaries presented in Sections I and II represent a <br /> consensus reached in the review process. Background information and <br /> explanations of the methods used to derive the values given in IRIS are <br /> provided in the Background Documents. <br /> STATUS OF DATA FOR Norflurazon <br /> File On-Line 01/31/1987 <br /> Category (section) Status Last Revised <br /> ----------------------------------------- -------- ------------ <br /> Oral RfD Assessment (I.A. ) on-line 04/01/1991 <br /> Inhalation RfC Assessment (I.B. ) no data <br /> Carcinogenicity Assessment (II. ) no data <br /> of 7 <br /> 5/15/00 11:14 AM <br />