Category:无重要度化学物质条目
 | 致管理員：即使本分類不含任何頁面，也請不要將其刪除！ 本分類有時甚至大部分時間可能是空的。 |
| 极高 | 高 | 中 | 低 | 极低 | 无 | 不适用 | 未知 | 总计 |
| 103 | 798 | 1,994 | 2,926 | 27 | 78 | 2,068 | 6,668 | 14,662 |
| 致管理員：即使本分類不含任何頁面，也請不要將其刪除！ 本分類有時甚至大部分時間可能是空的。 |
分类“无重要度化学物质条目”中的页面
以下78个页面属于本分类，共78个页面。
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- Talk:CH2O2