... H2S in pipeline gas, water gas, semi-water gas, coke oven gas, methane(biogas). Desulfurizer, activated ferric oxide desulfurizer, mainly be ... H2S in pipeline gas, water gas, semi-water gas, coke oven gas, methane(biogas).Advantages:1), Desulfurization rate: when H2S content ... line for 18 years7. Export experience 8. Sample available IOK CHINA HDLL 3.0mm 4.0mm Desulfurizer