KnowraExtractive distillationLinked fromLinked fromThe 8 pages that link to Extractive distillation, each with the reason it gives.All 8Broader topic 2Related 3Compared with 3AzeotropeRelated: A selective solvent can help separate components constrained by azeotropic behavior.ButadieneRelated: It helps isolate butadiene from other C4 hydrocarbons with similar boiling points.Fractionating columnRelated: A solvent can overcome volatility limits that defeat ordinary column fractionation.