Column Descriptions

                                                                         
             Relative           Isotopic      Standard                   
Isotope      Atomic Mass        Composition   Atomic Weight    Notes     
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24  Cr  50   49.94604183(94)    0.04345(13)   51.9961(6)        
        52   51.94050623(63)    0.83789(18) 
        53   52.94064815(62)    0.09501(17) 
        54   53.93887916(61)    0.02365(7)  
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