| abstract |
A catalyst comprising (i) a primary metal or alloy or mixture comprising the primary metal, and (ii) an electrically conductive carbon support material for the primary metal or alloy or mixture comprising the primary metal, characterised in that the carbon support material: (a) has a specific surface area (BET) of 100-600 m 2 /g, (b) has a micropore area of 10-90 m 2 /g is disclosed. |