Activated Alumina Adsorbent 1.20 years professional manufacture 2.no powdery, no crack 3.ISO 9001:2008 Activated Alumina AdsorbentActivated alumina has much micro- ... strong for water, oxide, acetic acid, alkali etc.Activated alumina defluorinated just as the anion exchange resin, but the ... is much strong. The defluorination effect of the actived alumina is good. The capacity is stable, the absorbed ...