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Swiss federal authorities
  • 20.13.1 Enriched uranium and plutonium; depleted uranium and thorium; other radioactive elements
  • 20.13.11 Enriched uranium and plutonium and their compounds
  • 20.13.12 Depleted uranium and thorium and their compounds
  • 20.13.13 Other radioactive elements and isotopes and compounds; alloys, dispersions, ceramic products and mixtures containing these elements, isotopes or compounds
  • 20.13.14 Fuel elements (cartridges), non-irradiated, for nuclear reactors
  • 20.13.2 Chemical elements n.e.c.; inorganic acids and compounds
  • 20.13.21 Metalloids
  • 20.13.22 Halogen or sulphur compounds of non-metals
  • 20.13.23 Alkali or alkaline-earth metals; rare earth metals, scandium and yttrium; mercury
  • 20.13.24 Hydrogen chloride; oleum; diphosphorus pentaoxide; other inorganic acids; silicon and sulphur dioxide
  • 20.13.25 Oxides, hydroxides and peroxides; hydrazine and hydroxylamine and their inorganic salts
  • 20.13.3 Metallic halogenates; hypochlorites, chlorates and perchlorates
  • 20.13.31 Metallic halogenates
  • 20.13.32 Hypochlorites, chlorates and perchlorates
  • 20.13.4 Sulphides, sulphates; nitrates, phosphates and carbonates
  • 20.13.41 Sulphides, sulphites and sulphates

    This subcategory excludes:

    • non-chemically defined compounds of mercury, see 20.13.52
  • 20.13.42 Phosphinates, phosphonates, phosphates, polyphosphates and nitrates (except of potassium)

    This subcategory excludes:

    • non-chemically defined compounds of mercury, see 20.13.52
    • potassium nitrates, see 20.15.76
  • 20.13.43 Carbonates
  • 20.13.5 Salts of other metals
  • 20.13.51 Salts of oxometallic or peroxometallic acids; colloidal precious metals
  • 20.13.52 Inorganic compounds n.e.c., including distilled water; amalgams other than amalgams of precious metals

    This subcategory also includes:

    • chemically and non-chemically defined compounds of mercury
    • distilled water

    This subcategory excludes:

    • amalgams of precious metals, see 20.13.51
  • 20.13.6 Other inorganic basic chemicals n.e.c.
  • 20.13.61 Isotopes n.e.c. and compounds thereof (including heavy water)

    This subcategory also includes:

    • heavy water
  • 20.13.62 Cyanides, cyanide oxides and complex cyanides; fulminates, cyanates and thiocyanates; silicates; borates; perborates; other salts of inorganic acids or peroxoacids

    This subcategory excludes:

    • non-chemically defined compounds of mercury, see 20.13.52
  • 20.13.63 Hydrogen peroxide
  • 20.13.64 Phosphides, carbides, hydrides, nitrides, azides, silicides and borides

    This subcategory excludes:

    • non-chemically defined compounds of mercury, see 20.13.52
  • 20.13.65 Compounds of rare earth metals, of yttrium or of scandium
  • 20.13.66 Sulphur, except sublimed sulphur, precipitated sulphur and colloidal sulphur
  • 20.13.67 Roasted iron pyrites
  • 20.13.68 Piezo-electric quartz; other synthetic or reconstructed precious or semi-precious stones, unworked
  • 20.13.9 Sub-contracted operations as part of manufacturing of other inorganic basic chemicals
  • 20.13.99 Sub-contracted operations as part of manufacturing of other inorganic basic chemicals