... absorbent, desiccant and catalyst carrier. It is also a kind of trace water desiccant and the pole-moleculer ... can widely used in the deep drying of cracked gas,ethylene and propylene, hydrogen-generation,air separation,instrument ... as H2S,SO2,HF and paraffin in the waste gas, especially in the drinking water defluorination.APPICATION1) Catalyst ... ≥120≥110 Hight Alumina Activated ball as a gas disiccant