United States Nuclear Regulatory Commission - Protecting People and the Environment

Ytterbium-167

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)
70 Ytterbium-1672 W, see 162Yb 3E+5 8E+5 3E-4 1E-6 4E-3 4E-2
Y, see 162Yb - 7E+5 3E-4 1E-6 - -
Page Last Reviewed/Updated Thursday, July 25, 2013