3815199010 - Catalysts consisting of chromium trioxide, dichromium trioxide or organometallic compounds of chromium, fixed on a silicon dioxide support with a pore volume of 2cm3/g or more (as determined by the nitrogen absorption method) Harmonized System Codes, Taric Code, HS Code, HTS Code, Harmonized Commodity Description, Commodity Codes, Classification of goods, Tariff Nomenclature, Customs Tariff Number, Tariff Classification.