| abstract |
Described is an oxidation catalyst for treating an exhaust gas produced by a diesel engine comprising a catalytic region and a substrate, the catalytic region comprising a catalytic material comprising: iron (Fe) or an oxide thereof, a platinum group metal (PGM) consisting of which is selected from (i) platinum (Pt), (ii) palladium (Pd) and (iii) platinum (Pt) and palladium (Pd), and a support material which is a refractory oxide comprising alumina, wherein the platinum group metal (PGM) and the iron (Fe) or an oxide thereof are each supported on the carrier material. |