A reflux nevertheless is also known as a column still that can make a large purity from double to triple distillation in one go dependant upon the configuration with the internals. So there is not any distinction. Diameter in the distillation column mainly impacts the quantity, or volume, of vapor https://chauffeur-service-for-eve34555.tribunablog.com/the-basic-principles-of-reflus-stills-41006924