equipped with an Aminex HPX-87H column (ion exclusion, Biorad, Richmond, CA), and an UV detector operating at 210 nm (organic acids and acetoin) or a refractive index detector (Perkin Elmer 200a) operating at 32 °C (carbohydrates).
equipped with an Aminex HPX-87H column (ionexclusion, Biorad, Richmond, CA), and an UV detector operating at210 nm (organic acids and acetoin) or a refractive index detector(Perkin Elmer 200a) operating at 32 °C (carbohydrates).