Main > PHARMA. > Drug BioAvailability > Oral Drug BioAvailability > Improvement. > Citrus derived Compds. (USA.B) > Patent > Literature (Claims Etc.) > Claim 1: Process Comprising: 1) > Providing Oil of First-Pass Citrus, > 2) Removing Volatile Materials > by Evaporation, Distn., or Reduced > Pressure to provide Residue, 3) > Extract Residue: Acetonitrile (A) > & Evaporate (A) to provide > Semi-Purified Residue (B), 4) > Wash (B) with Ethanol/Water Mixt., > 5) Extract Washed (B) with (A) to > provide Acetonitrile Soln. (C), 6)

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provide Acetonitrile Soln. (C), 6)'s subsections
Wash (C) with Alkaline Solvent &

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