activated alumina A white and porous sphere,Characterized with long durability, insoluble in water and arganic solvents, activated alumina A white and porous sphere,Characterized with long durability, insoluble in water and arganic solvents,such as hydrocarbon, alcohol and ester,etc.Non-toxic,tasteless,odorless and no powdering and soften in water and alkaline solutions.It’s an ideal adsorbent ...