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NTP to Review Draft Technical Reports: Correction Notice
[Federal Register: January 5, 2004 (Vol. 69, No. 2)]
[Notices]
[Page 373]
DEPARTMENT OF HEALTH AND HUMAN SERVICES
PUBLIC HEALTH SERVICE
National Toxicology Program (NTP)
National Toxicology Program (NTP) Board of Scientific Counselors Technical Reports Review Subcommittee Meeting; Review of Draft NTP Technical Reports; CORRECTION
The table included in the Federal Register notice (68 FR, No. 232 pp. 67696-67697) published December 3, 2003, had errors in the information provided in the column headed Route & Exposure Levels for 2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD), 3,3',4,4',5-Pentachlorobiphenyl (PCB 126), 2,3,4,7,8-Pentachlorodibenzo-furan (PeCDF) and the Mixture of PCB 126, TCDD, and PeCDF. The corrected information is provided below.
Chemical/ | Report | Route & Exposure Levels |
---|---|---|
2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD) /1746-01-6 | TR-521 | Two-year study; administered by gavage at 3-100 ng/kg to female Sprague-Dawley rats |
3,3',4,4',5-Pentachlorobiphenyl (PCB 126) /57465-28-8 | TR-520 | Two-year study; administered by gavage at 30-1000 ng/kg to female Sprague-Dawley rats |
2,3,4,7,8-Pentachlorodibenzo-furan (PeCDF) /57117-31-4 | TR-525 | Two-year study; administered by gavage at 6-200 ng/kg to female Sprague-Dawley rats |
Mixture of PCB 126, TCDD, and PeCDF | TR-526 | Two-year study; administered by gavage at 10-100 ng TCDD "equivalents"/kg to female Sprague-Dawley |
Dated: December 19, 2003
Samuel Wilson, M.D.
Deputy Director
National Toxicology Program
[Billing Code 4140-01-P]
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