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Health Effects Assessment Summary (HEAST) for

Dalapon

CAS: 000075-99-0


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)
3E-2 mg/kg/day

Uncertainty Factor: 300

Route: Oral: diet

Target Organ / Critical Effect: Kidney / Increased relative weight

Species Effect Level Dose Experiment Length
Rat NOEL 8.45 mg/kg/day 2 years

References
1960 Paynter O.E., T.W. Tusing, D.D. McCollister and V.K. Rowe. 1960. Toxicology of Dalapon Sodium (2,2-Dichloropropionic Acid, Sodium Salt). J Agric Food Chem. 8: 47-51.
1984 U.S. EPA. 1984. Health and environmental effects profile for Dalapon. 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: Calculated by analogy to dalapon sodium by correcting for differences in molecular weight. The chronic oral RfD was adopted as the subchronic oral [RfD].



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