Activated alumina: >20 years professional manufacturer Competitive price & high quality Welcome to contact us YIQUAN high-quality Activated ... . It can widely used in the deep drying of cracked gas, ethylene and propylene, hydrogen-generation, air separation, instrument air ... such as H2S, SO2, HF and paraffin in the water gas, especially in the drinking water defluorination.Molecular Formula: Al2O3 • ...