The description of the item 3815120030 of Italy HScode: Supported catalysts with precious metal or a precious-metal compound as the active substance, n.e.s. : Catalyst-containing 0,3 gram per litre or more, but not more than 7 gram per litre of precious metals,-deposited on a ceramic honeycomb structure coated with aluminium oxide or cerium/zirconium oxide, the honeycomb structure having-a nickel content of 1,26 % by weight or more, but not more than 1,29 % by weight,-62 cells per cm² or more, but not more than 140 cells per cm² ,-a diameter of 100 mm or more, but not more than 120 mm and-a length of 60 mm or more, but not more than 150 mm,for use in the production of motor vehicles