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| 同位素碲(Tellurium) | ||||
| Nominal | Accurate | % Natural | Chemical | Enrichment |
| mass | mass | abundance | form | available % |
| 120 Te | 119.904048 (21) | 0.09 (1) | metal | 11 - 40 |
| 122 Te | 121.903050 (3) | 2.55 (12) | metal, oxide | 83 - 93+ |
| 123 Te | 122.9042710 (22) | 0.89 (3) | metal, oxide | 68 - 99 |
| 124 Te | 123.9028180 (18) | 4.74 (8) | metal, oxide | 90 - 92+ |
| 125 Te | 124.9044285 (25) | 7.07 (15) | metal | 69 - 92+ |
| 126 Te | 125.9033095 (25) | 18.84 (25) | metal, oxide | 96 - 98+ |
| 128 Te | 127.904463 | 31.74 | metal, oxide | 74 - 99+ |
| 130 Te | 129.906229 (5) | 34.08 (62) | metal, oxide, fluoride | 99+ |
同位素金属：碲(Tellurium)