United States Nuclear Regulatory Commission - Protecting People and the Environment

Thallium-194

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)
81 Thallium-1942 D, all compounds 3E+5
St. wall
6E+5 2E-4 8E-7 - -
(3E+5) - - - 4E-3 4E-2
Page Last Reviewed/Updated Thursday, July 10, 2014