... Activated Alumina is a white, spherical porous material with the property of non-toxic, odorless, insoluble in water and ethanol. The ... is smooth, the mechanical is strength, the ability of moisture absorption is strong and the ball is not split ... agent, catalyst and carricer in chemical fertilizer, petrochemical industries.Physical Properties: YQ-01YQ-02YQ-03YQ-04YQ-05AppearanceWhite, Sphere, No ...