6-digit WCO subheading · globally harmonized

285000Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 28.49

Global tariff comparison

Primary import duty for HS-6 285000 across 12 major trading jurisdictions

United Kingdom tariff lines

11 national codes

HS CodeDescriptionPrimary rate
2850002010Silane (cas rn 7803-62-5)4.00 %
2850002040Germanium tetrahydride (cas rn 7782-65-2)4.00 %
2850002060Disilane (cas rn 1590-87-0)4.00 %
2850002070Cubic boron nitride (cas rn 10043-11-5)4.00 %
2850002080Arsine (cas rn 7784-42-1) with a purity by volume of 99,999% or more, for use in the production of semiconductors4.00 %
2850002090Other4.00 %
2850006010Sodium azide (cas rn 26628-22-8)4.00 %
2850006019Other4.00 %
2850006091Calcium silicon - a chemical compound that contains by weight 16 % or more of calcium, 45 % or more of silicon, less than 14 % of iron and not more than 10 % of any other element; whether or not presented in bulk, packaged in bags or in steel drums, enclosed in steel sheets (or cored wire), or otherwise presented4.00 %
2850006095Other4.00 %
2850009000Borides4.00 %
United Kingdom HS 285000 · Hydrides, nitrides, azides, silicides and borides, whether o · Treayo