39AR B- DECAY  (269 Y 3)        I(MIN)=0.0010%                                 

 Radiation        Energy       Intensity   (G-Rad 
    Type           (keV)          (%)      uCi-h) 
 ----------  --------------- ------------ --------

 B-  1 MAX   565.          5
       AVG   218.8        21 100.0          0.466 
  

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