Recovery of carboxylic acid from their magnesium salts by precipitation using hydrochloric acid, useful for fermentation broth work-up

摘要

The invention provides a method for preparing a succinic acid, which method comprises the steps of - providing magnesium succinate; - acidifying the magnesium succinate with hydrochloric acid (HC1), thereby obtaining a solution comprising succinic acid and magnesium chloride (M