氯的同位素

氯（原子質量單位：35.453(2)）共有26個同位素，其中有2個是穩定的。

1. ^ ^{1.0 1.1 1.2} 畫上#號的數據代表沒有經過實驗的証明，僅為理論推測。
2. ^ ^{2.0 2.1 2.2 2.3} 用括號括起來的數據代表不確定性。
3. ^ 穩定的衰變產物以粗體表示。
4. ^ Used in 放射性定年法 water
5. ^ Cosmogenic nuclide（英语：Cosmogenic nuclide）

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