... quality,for more information pls feel free to contact us! Activated Alumina for DesiccantActivated alumina ball,to be used as absorbent ... force is strong for water,oxide,acetic acid,alkali etc.Activated alumina defluorinates just as the anion exchange resin, but the ... selectivity is much strong. The defluorination effect of the activated alumina is good. The capacity is stable. It has high ...