STUDIES ON DECOLORING AND REMOVING IRON IN THE GOURMET POWDER BY MULTISTAGE FLUIDED BED ADSORPTION

A new decoloring and iron removing technology for the gourmet powder is developed and the mixed bed adsorption of TPCIX cloumn (Tipping Plate Continous Ion Exchange Column) is studied using mining feed of neutralization liquid and crystallization mother liquid. The appropriate conditions of decoloring, iron removing and the operation of TPCIX column are investigated.