... the acid gases containing H2S for the sake of recovery sulfur element and environmental protection in oil refinery, chemical factory, Iron ... & steel plant and natural gas treatment processes. The conversion of sulfur can reach to 65~75% in a ordinary bumer, 92 ... ≤0.3≤1≤0.3≤1.0Major funcionUniversal catalyst for sulfur recovery in acid gasWith high hydrolysis and conversion of COS ...