United States Nuclear Regulatory Commission - Protecting People and the Environment

Nickel-57

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)
28 Nickel-57 D, see 56Ni 2E+3 5E+3 2E-6 7E-9 2E-5 2E-4
W, see 56Ni - 3E+3 1E-6 4E-9 - -
Vapor - 6E+3 3E-6 9E-9 - -
Page Last Reviewed/Updated Thursday, July 25, 2013