Catalysts in the form of wire cloth or grill, of platinum
Part of: 7115 — Other articles of precious metal or of metal clad with precious metal:
a86844 · 1996-09-09 — The tariff classification of an 88-plate passive autocatalytic recombiner from Germany.
The subject item is described as an 88-plate passive autocatalytic recombiner. It is also known as the NIS catalyst which is used for the conversion of hydrogen and oxygen to water vapor. Its utilization in containments of nuclear power plants reduces potential oxyhydrogen gas explosions in case of nuclear accidents.Its structure is simply pellets used in conjunction with a cartridge or grill. The aluminum oxide pellets are used as a catalyst. The surface layer of the pellets are doped with palladium (platinum) particles. The pellets are enclosed in perforated sheet steel cartridges. Your…
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