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Thorium-232

Atomic
No.
Radionuclide Class Table 1
Occupational Values
Table 2
Effluent Concentrations
Table 3
Releases to
Sewers
Col. 1 Col. 2 Col. 3 Col. 1 Col. 2
Oral
Ingestion
ALI
(µCi)
Inhalation Air
(µCi/ml)
Water
(µCi/ml)
Monthly
Average
Concentration
(µCi/ml)
ALI
(µCi)
DAC
(µCi/ml)
90 Thorium-232 W, see 226Th 7E-1
Bone Surf
1E-3
Bone Surf
5E-13 - - -
(2E+0) (3E-3) - 4E-15 3E-8 3E-7
Y, see 226Th - 3E-3
Bone Surf
1E-12 - - -
- (4E-3) - 6E-15 - -


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Thursday, April 10, 2008