... , produced by complex processing, detydration, carbonization, activation. Features:1) smooth appearance,2) high mechanical strenth, 3) stable chemical properties (not ... cracking gas.4,drying to fitting of hydrogen and air separation unit&instrument.5,fluoride treatment of hydrogen peroxide,pollutants such as ... 8mmMin 0.70Min 300Min 0.38Min 80Max 0.60 Perfect and usful effect of Activated alumina