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溴的四氯化碳溶液該怎麼分離
溴的四氯化碳溶液該怎麼分離
更新时间:2026-07-22 00:50:52

  用苯或者四氯化碳溶液對溴的四氯化碳溶液進行萃取、分液操作,然後進行蒸餾操作,分離即可得到溴。

  操作步驟:

  ⒈檢查分液漏鬥是否漏水;

  ⒉先裝入溶液,再裝入萃取劑,振蕩;

  ⒊将分液漏鬥放在鐵圈上靜置分層;

  ⒋打開分液漏鬥活塞,再打開旋塞,使下層液體從分液漏鬥下端放出,待油水界面與旋塞上口相切即可關閉旋塞;

  ⒌把上層液體從分液漏鬥上口倒出。

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