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工业上如何制过氧化氢

更新时间: 2020-08-14 00:00:00     

工业制过氧化氢的方法有以下三种:

用金属钠在空气中燃烧后的产物加入到冰水中,再减压蒸馏即可。电解法,电解冷的饱和KHSO4溶液,再减压蒸馏即可。通常得到的双氧水浓度只有百分之30到百分之50 。蒽醌法制备,以烷基蒽醌为媒介物,反复氧化还原制得。

关键词: 工业 如何 过氧化氢

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