... light oil , residue cracking gas, natural gas, synthesis gas, coal gas and shifted gas, with recommended hydrogen sulfide concentration ... of less than 250 ppm.Pressure, MPaambient to 4Temperature,200400Steam/feed gas11.5 or dry ... gasSpace velocity, h110003000gas16liquidSulfur in processed stream, ppm0.15.PoisonsOxygen: oxygen content in feed gas( ...