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Health Effects Assessment Summary (HEAST) for

Selenium

CAS: 007782-49-2


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)
5E-3 mg/kg/day

Uncertainty Factor: 3

Route: Oral: diet

Target Organ / Critical Effect: Whole body / Selenosis, clinical

Species Effect Level Dose
Human NOAEL 0.853 mg/day

References
1989 Yang G., S. Yin, L. Zhou, et al. 1989. Studies of safe maximal daily dietary Se-intake in a seleniferous area in China. II. Relation between Se-intake and the manifestation of clinical signs and certain biochemical alterations in blood and urine. J Trace Elem Electrolytes Health Dis. 3: 123-130.
1989 U.S. EPA. 1989. Health and environmental effects document for Selenium and compounds. 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
1991 U.S. EPA. 1991. RfD/RfC Work Group.

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



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