Desulfurizer, mainly be used for removal of H2S in pipeline gas, water gas, semi-water gas, ... oxide desulfurizer, mainly be used for removal of H2S in pipeline gas, water gas, semi-water gas, coke ... it 2 hours or soaking it 15 days in water. It's activity and intensity are still same as ... Pictures of the goods before the shipment. 6. Manufacturer in this line for 18 years7. Export experience 8. Sample ...