Process for the recovery of citric acid from liquors containing it

摘要

Process for the recovery of citric acid from a liquor containing it, characterised in that, successively, - in a first stage the liquor containing citric acid is brought into contact with an R cationic resin in hydrogen form for a sufficient time to reach an optimum adsorption of citric acid, - in a second stage the resin is treated with an eluting agent and the eluate fraction which is rich in purified citric acid is recovered. …IMAGE…