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Health Effects Assessment Summary (HEAST) for

Maleic Anhydride

CAS: 000108-31-6


Summary of HEAST Information on-Line

Subchronic and Chronic Toxicity
Chronic [RfD]:IRIS
Subchronic [RfD]:on-Line
Notes/Comments:on-Line






Subchronic and Chronic Toxicity (Other than Carcinogenicity)

Subchronic [RfD]:
(see comment)
1E-1 mg/kg/day

Uncertainty Factor: 100

Route: Oral: diet

Target Organ / Critical Effect: Kidney / Lesions

Species Effect Level Dose Experiment Length
Rat NOAEL 10 mg/kg/day 2 years

References
1982 Jessup D.C., D. Aldridge, J.L. Schardein and M. Blair. 1982. Three-generation reproduction study in rats (modified to a 2-generation study). Maleic Anhydride ir-79-358. International Research and Development Corp. for Monsanto Co., St. Louis, MO, Unpublished 8D submission. Microfiche No. OTS 0206655. Document ID 878214777
1983 Preache M. 1983. Chronic dietary administration of Maleic Anhydride. Vol. 1: Narrative. FYI-OTS submission 1283-0277. Prepared by ITT Research Institute for Chemical Industry Institute of Technology, Research Triangle Park, NC.
1986 U.S. EPA. 1986. Health and environmental effects profile for Maleic Anhydride. Prepared by the Office of Health and Environmental Assessment, Environmental Criteria and Assessment Office, Cincinnati, OH for the Office of Solid Waste and Emergency Response, Washington, DC
1988 U.S. EPA. 1988. RfD/RfC Work Group.

Subchronic [RfD] Comments: The chronic oral RfD was adopted as the subchronic oral [RfD].



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