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Q 使用过的乙酸丁酯如何回收?

Question time:12/11/2020 5:01:35 PM

Describe:使用过的乙酸丁酯如何回收?

A
1329219489@qq.com 2020-12-15 13:42
用过乙酸丁酯废液,在分液漏斗中水洗几次,然后用硫代硫酸钠稀溶液洗涤几次使之褪色,再用水洗几次,蒸馏提纯。

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