Nominal | Accurate | % Natural | Chemical | Enrichment |
mass | mass | abundance | form | available % |
74 Se | 73.9224746 (16) | 0.89 (4) | metal | 31 - 99+ |
76 Se | 75.9192120 (16) | 9.37 (29) | metal, fluoride | 74 - 98+ |
77 Se | 76.9199125 (16) | 7.63 (16) | metal, fluoride | 68 - 99+ |
78 Se | 77.9173076 (16) | 23.77 (28) | metal, fluoride | 89 - 97+ |
80 Se | 79.9165196 (19) | 49.61 (41) | metal, fluoride | 96 - 99+ |
82 Se | 81.9166978 (23) | 8.73 (22) | metal, fluoride | 73 - 99+ |
同位素金属:Selenium(硒)74Se、76 Se、77 Se、78 Se、80 Se、82 Se