Methods for treating unqualified benzene using extraction devices
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The product has insufficient benzene purity and is Unqualified; it is stored in a tank, and the main issue is the presence of non-aromatic impurities. How should this be dealt with?
1. Conduct re-refining. 2. If blending is possible, it can be blended with high-purity benzene and used accordingly.
Return to extraction, but be careful with the mixing ratio
So how is this ratio controlled? It seems that when returning to extraction, the fluctuations will be quite large