Radium 226,228 Quickview (CASRN 7440-14-4)

Health assessment information on a chemical substance is included in IRIS only after a comprehensive review of toxicity data by U.S. EPA health scientists from several Program Offices, Regional Offices, and the Office of Research and Development.

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Status of Data for Radium 226,228

File First On-Line: 06/30/1988; Last Significant Revision: 01/01/1989

Category (section)	Status	Last Revised
Oral RfD Assessment	No data
Inhalation RfC Assessment	No data
Carcinogenicity Assessment	Withdrawn	07/01/1993

Synonyms

7440-14-4
HSDB 2146
Radium

Radium 226,228
Radium (8ci)(9ci)

Radium 226,228 Source Documents

Radium 226,228 Summary

Revision History

Date	Section	Description
04/01/1997	II., IV., V.	Drinking Water Health Advisories, EPA Regulatory Actions, and Supplementary Data were removed from IRIS on or before April 1997. IRIS users were directed to the appropriate EPA Program Offices for this information.