prov:value
| - C.For the catalyst ingredients carried on the catalyst carrier layer, the conventionally employed catalysts or mixtures thereof can be used, e.g., noble metals such as platinum (Pt), rhodium (Rh), palladium (Pd), iridium (Ir), ruthenium (Ru),osmium (Os) and the like, and base metals such as chromium (Cr), nickel (Ni), vanadium (V), copper (Cu), cobalt (Co), manganese (Mn) and the like.DETAILED DES
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