United States Nuclear Regulatory Commission - Protecting People and the Environment

Californium-249

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)
98 Californium-249 W, see 244Cf 5E-1
Bone surf
4E-3
Bone surf
2E-12 - - -
(1E+0) (9E-3) - 1E-14 2E-8 2E-7
Y, see 244Cf - 1E-2
Bone surf
4E-12 - - -
- (1E-2) - 2E-14 - -
Page Last Reviewed/Updated Thursday, July 25, 2013