... :Zinc Oxide Desulfurization Adsorbent HL-305 is widely applicable to feedstock purification processes in production of hydrogen, ammonia, alcohols and ... . It can remove hydrogen sulfide from various feed gases (oils)to as low as less than 0.1ppm. Main reaction ... capacity, %min20(220°C)min30(350°C) Normal Operation Condition Feedstock: light oil, residue cracking gas, natural gas, synthesis gas, ...