November 29, 2020, 02:22:49 PM
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Topic: benzene sulfonic acid  (Read 3566 times)

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benzene sulfonic acid
« on: July 05, 2005, 12:05:20 AM »
Hi everybody:

Is there anyone who knows how it could be possible to seperate 3%benzene sulfonic acid from 22% fuming sulfuric acid.


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