... polarization,the attachment force is strong for water,oxide,acetic acid,alkali etc.Activated alumina ... /TypeKA401KA402KA403KA404KA405KA406AppearanceWhite,Sphere,No Odor,Insoluble In Water,InnocuousCrystal Typeχ-ρχ-ρyχ-ρyχ-ρChemical compositionAl2O3%≥93≥93≥92 ... -0.50.40.3-0.5Static absorption%Water absorption15-17Fluorine absorption0.12Water absorption50Chlorine absorption10-20Water ...