Column Descriptions

                                                                         
             Relative           Isotopic      Standard                   
Isotope      Atomic Mass        Composition   Atomic Weight    Notes     
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28  Ni  58   57.93534241(52)    0.68077(19)   58.6934(4)       r
        60   59.93078588(52)    0.26223(15) 
        61   60.93105557(52)    0.011399(13)
        62   61.92834537(55)    0.036346(40)
        64   63.92796682(58)    0.009255(19)
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