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Liquid - Liquid Extraction
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Extracting polar By-products


Phenol usually extracted with aq NaOH
product (R') decomposes under basic conditions
solution: extraction with acidic IL (EMIM HSO4)
Yield (R'): 98%
Phenol removal: 2,2% 0,1% (1st extraction) 0,1% 45 ppm (2nd extraction)

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