Chapter 28 — Inorganic chemicals
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Tariff lines 336 lines
2801 Fluorine, chlorine, bromine and iodine
2802
2803 Carbon (carbon blacks and other forms of carbon not…
2804 Hydrogen, rare gases and other nonmetals
- 2804.10.0000 Hydrogen
- 2804.21.0000 Rare gases, Argon
- 2804.29.0010 Rare gases, Helium
- 2804.29.0020 Rare gases, Neon
- 2804.29.0030 Rare gases
- 2804.29.0055 Rare gases
- 2804.30.0000 Nitrogen
- 2804.40.0000 Oxygen
- 2804.50.0010 Boron; tellurium, Boron
- 2804.50.0020 Boron; tellurium, Tellurium
- 2804.61.0000 Silicon
- 2804.69.1000 Silicon
- 2804.69.5000 Silicon
- 2804.70.0000 Phosphorus
- 2804.80.0000 Arsenic
- 2804.90.0000 Selenium
2805 Alkali or alkaline-earth metals
- 2805.11.0000 Alkali or alkaline-earth metals, Sodium
- 2805.12.0000 Alkali or alkaline-earth metals, Calcium
- 2805.19.1000 Alkali or alkaline-earth metals, Strontium
- 2805.19.2000 Alkali or alkaline-earth metals, Barium
- 2805.19.9010 Alkali or alkaline-earth metals, Lithium
- 2805.19.9090 Alkali or alkaline-earth metals
- 2805.30.0005 Rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed, Not intermixed or interalloyed, Lanthanum
- 2805.30.0010 Rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed, Not intermixed or interalloyed, Cerium
- 2805.30.0015 Rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed, Not intermixed or interalloyed, Praseodymium
- 2805.30.0020 Rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed, Not intermixed or interalloyed, Neodymium
- 2805.30.0050 Rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed, Not intermixed or interalloyed
- 2805.30.0090 Rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed
- 2805.40.0000 Mercury
2806 Hydrogen chloride (Hydrochloric acid)
2807
2808 Nitric acid
2809 Diphosphorus pentaoxide
- 2809.10.0000 Diphosphorus pentaoxide
- 2809.20.0010 Phosphoric acid and polyphosphoric acids, Phosphoric acid, Fertilizer grade
- 2809.20.0020 Phosphoric acid and polyphosphoric acids, Phosphoric acid, Fertilizer grade
- 2809.20.0030 Phosphoric acid and polyphosphoric acids, Phosphoric acid
- 2809.20.0040 Phosphoric acid and polyphosphoric acids, Polyphosphoric acids
2810
2811 Other inorganic acids and other inorganic oxygen…
- 2811.11.0000 Other inorganic acids, Hydrogen fluoride (Hydrofluoric acid)
- 2811.12.0000 Other inorganic acids, Hydrogen cyanide (hydrocyanic acid)
- 2811.19.1000 Other inorganic acids, Arsenic acid
- 2811.19.3000 Other inorganic acids, Hydrobromic acid
- 2811.19.6110 Other inorganic acids, Sulfamic acid
- 2811.19.6190 Other inorganic acids
- 2811.21.0000 Other inorganic oxygen compounds of nonmetals, Carbon dioxide
- 2811.22.1000 Other inorganic oxygen compounds of nonmetals, Silicon dioxide, Synthetic silica gel
- 2811.22.5000 Other inorganic oxygen compounds of nonmetals, Silicon dioxide
- 2811.29.1000 Other inorganic oxygen compounds of nonmetals, Arsenic trioxide
- 2811.29.2000 Other inorganic oxygen compounds of nonmetals, Selenium dioxide
- 2811.29.3000 Other inorganic oxygen compounds of nonmetals, Sulfur dioxide
- 2811.29.5000 Other inorganic oxygen compounds of nonmetals
2812 Halides and halide oxides of nonmetals
- 2812.11.0000 Chlorides and chloride oxides, Carbonyl dichloride (phosgene)
- 2812.12.0000 Chlorides and chloride oxides, Phosphorous oxychloride
- 2812.13.0000 Chlorides and chloride oxides, Phosphorous trichloride
- 2812.14.0000 Chlorides and chloride oxides, Phosphorous pentachloride
- 2812.15.0000 Chlorides and chloride oxides, Sulfur monochloride
- 2812.16.0000 Chlorides and chloride oxides, Sulfur dichloride
- 2812.17.0000 Chlorides and chloride oxides, Thionyl chloride
- 2812.19.0010 Chlorides and chloride oxides, Arsenic trichloride
- 2812.19.0090 Chlorides and chloride oxides
- 2812.90.0010 Sulfur hexafluoride
- 2812.90.0090 Halides and halide oxides of nonmetals
2813 Sulfides of nonmetals
2814 Ammonia, anhydrous or in aqueous solution
2815 Sodium hydroxide (Caustic soda)
- 2815.11.0000 Sodium hydroxide (Caustic soda), Solid
- 2815.12.0000 Sodium hydroxide (Caustic soda), In aqueous solution (Soda lye or liquid soda)
- 2815.20.0050 Potassium hydroxide (Caustic potash), In solid form
- 2815.20.0090 Potassium hydroxide (Caustic potash)
- 2815.30.0000 Peroxides of sodium or potassium
2816 Hydroxide and peroxide of magnesium
2817
2818 Artificial corundum, whether or not chemically defined
- 2818.10.1000 Artificial corundum, whether or not chemically defined, Crude
- 2818.10.2010 White, pink or ruby, containing more than 97.5 percent by weight of aluminum oxide
- 2818.10.2090 Artificial corundum, whether or not chemically defined, In grains, or ground, pulverized or refined
- 2818.20.0000 Aluminum oxide, other than artificial corundum
- 2818.30.0000 Aluminum hydroxide
2819 Chromium oxides and hydroxides
2820 Manganese oxides
2821 Iron oxides and hydroxides
- 2821.10.0010 Iron oxides and hydroxides, Synthetic pigments, Black
- 2821.10.0020 Iron oxides and hydroxides, Synthetic pigments, Red
- 2821.10.0030 Iron oxides and hydroxides, Synthetic pigments, Yellow
- 2821.10.0040 Iron oxides and hydroxides, Synthetic pigments
- 2821.10.0050 Iron oxides and hydroxides
- 2821.20.0000 Earth colors
2822 Cobalt oxides and hydroxides
2823
2824 Lead oxides
2825 Hydrazine and hydroxylamine and their inorganic salts
- 2825.10.0000 Hydrazine and hydroxylamine and their inorganic salts
- 2825.20.0000 Lithium oxide and hydroxide
- 2825.30.0010 Vanadium oxides and hydroxides, Vanadium pentoxide (anhydride)
- 2825.30.0050 Vanadium oxides and hydroxides
- 2825.40.0000 Nickel oxides and hydroxides
- 2825.50.1000 Copper oxides and hydroxides, Cupric oxide
- 2825.50.2000 Copper oxides and hydroxides, Cuprous oxide
- 2825.50.3000 Copper oxides and hydroxides, Copper hydroxides
- 2825.60.0010 Germanium oxides and zirconium dioxide, Germanium dioxide
- 2825.60.0020 Germanium oxides and zirconium dioxide, Zirconium dioxide
- 2825.60.0050 Germanium oxides and zirconium dioxide
- 2825.70.0000 Molybdenum oxides and hydroxides
- 2825.80.0000 Antimony oxides
- 2825.90.1000 Beryllium oxide and hydroxide
- 2825.90.1500 Niobium oxide
- 2825.90.2000 Tin oxides
- 2825.90.3000 Tungsten oxides
- 2825.90.7500 Cadmium oxide
- 2825.90.9000 Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides
2826 Fluorides
- 2826.12.0000 Fluorides, Of aluminum
- 2826.19.1000 Fluorides, Of ammonium
- 2826.19.2000 Fluorides, Of sodium
- 2826.19.9000 Fluorides
- 2826.30.0000 Sodium hexafluoroaluminate (Synthetic cryolite)
- 2826.90.1000 Fluorosilicates of sodium or of potassium
- 2826.90.9010 Lithium hexafluorophosphate
- 2826.90.9090 Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts
2827 Chlorides, chloride oxides and chloride hydroxides
- 2827.10.0000 Ammonium chloride
- 2827.20.0000 Calcium chloride
- 2827.31.0000 Other chlorides, Of magnesium
- 2827.32.0000 Other chlorides, Of aluminum
- 2827.35.0000 Other chlorides, Of nickel
- 2827.39.1000 Other chlorides, Of vanadium
- 2827.39.2500 Other chlorides, Of tin
- 2827.39.3000 Other chlorides, Of titanium
- 2827.39.4000 Other chlorides, Of tungsten
- 2827.39.4500 Other chlorides, Of barium
- 2827.39.5500 Other chlorides, Of iron
- 2827.39.6000 Other chlorides, Of cobalt
- 2827.39.6500 Other chlorides, Of zinc
- 2827.39.9010 Other chlorides, Of lithium
- 2827.39.9050 Other chlorides
- 2827.41.0000 Chloride oxides and chloride hydroxides, Of copper
- 2827.49.1000 Chloride oxides and chloride hydroxides, Of vanadium
- 2827.49.5000 Chloride oxides and chloride hydroxides
- 2827.51.0000 Bromides and bromide oxides, Bromides of sodium or of potassium
- 2827.59.2500 Bromides and bromide oxides, Of ammonium, of calcium or of zinc
- 2827.59.5100 Bromides and bromide oxides
- 2827.60.1000 Iodides and iodide oxides, Of calcium or of copper
- 2827.60.2000 Iodides and iodide oxides, Of potassium
- 2827.60.5100 Iodides and iodide oxides
2828 Hypochlorites
2829 Chlorates and perchlorates
2830 Sulfides
2831 Dithionites and sulfoxylates
2832 Sulfites
2833 Sulfates
- 2833.11.1000 Sodium sulfates, Disodium sulfate, Salt cake
- 2833.11.5010 Sodium sulfates, Disodium sulfate, Anhydrous
- 2833.11.5050 Sodium sulfates, Disodium sulfate
- 2833.19.0000 Sodium sulfates
- 2833.21.0000 Other sulfates, Of magnesium
- 2833.22.0000 Other sulfates, Of aluminum
- 2833.24.0000 Other sulfates, Of nickel
- 2833.25.0000 Other sulfates, Of copper
- 2833.27.0000 Other sulfates, Of barium
- 2833.29.1000 Other sulfates, Of cobalt
- 2833.29.2000 Other sulfates, Of iron
- 2833.29.3000 Other sulfates, Of vanadium
- 2833.29.4000 Other sulfates, Of chromium
- 2833.29.4500 Other sulfates, Of zinc
- 2833.29.5110 Other sulfates, Of manganese
- 2833.29.5190 Other sulfates
- 2833.30.0000 Alums
- 2833.40.2000 Peroxosulfates (persulfates), Of sodium
- 2833.40.6010 Peroxosulfates (persulfates), Of potassium
- 2833.40.6020 Peroxosulfates (persulfates), Of ammonium
- 2833.40.6050 Peroxosulfates (persulfates)
2834 Nitrites
2835 Phosphinates (hypophosphites), phosphonates (phosphites)…
- 2835.10.0000 Phosphinates (hypophosphites) and phosphonates (phosphites)
- 2835.22.0000 Phosphates, Of mono- or disodium
- 2835.24.0000 Phosphates, Of potassium
- 2835.25.0000 Calcium hydrogenorthophosphate ("Dicalcium phosphate")
- 2835.26.0000 Phosphates, Other phosphates of calcium
- 2835.29.1000 Phosphates, Of aluminum
- 2835.29.2000 Phosphates, Of triammonium
- 2835.29.3000 Phosphates, Of trisodium
- 2835.29.5100 Phosphates
- 2835.31.0000 Polyphosphates, Sodium triphosphate (Sodium tripolyphosphate)
- 2835.39.1000 Polyphosphates, Of potassium
- 2835.39.5000 Polyphosphates
2836 Carbonates
- 2836.20.0000 Disodium carbonate
- 2836.30.0000 Sodium hydrogencarbonate (Sodium bicarbonate)
- 2836.40.1000 Potassium carbonates, Dipotassium carbonate
- 2836.40.2000 Potassium hydrogencarbonate (Potassium bicarbonate)
- 2836.50.0000 Calcium carbonate
- 2836.60.0000 Barium carbonate
- 2836.91.0010 Other, Lithium carbonates, U.S.P. grade
- 2836.91.0050 Other, Lithium carbonates
- 2836.92.0000 Other, Strontium carbonate
- 2836.99.1000 Other, Cobalt carbonates
- 2836.99.2000 Other, Bismuth carbonate
- 2836.99.3000 Commercial ammonium carbonate and other ammonium carbonates
- 2836.99.4000 Other, Lead carbonates
- 2836.99.5010 Other, Zirconium carbonates
- 2836.99.5050 Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate
2837 Cyanides, cyanide oxides and complex cyanides
2839 Silicates
2840 Borates
2841 Salts of oxometallic or peroxometallic acids
- 2841.30.0000 Sodium dichromate
- 2841.50.1000 Other chromates and dichromates; peroxochromates, Potassium dichromate
- 2841.50.9100 Other chromates and dichromates; peroxochromates
- 2841.61.0000 Manganites, manganates and permanganates, Potassium permanganate
- 2841.69.0010 Manganites, manganates and permanganates, Sodium permanganate
- 2841.69.0090 Manganites, manganates and permanganates
- 2841.70.1000 Molybdates, Of ammonium
- 2841.70.5000 Molybdates
- 2841.80.0010 Tungstates (wolframates), Of ammonium
- 2841.80.0020 Tungstates (wolframates), Of calcium
- 2841.80.0050 Tungstates (wolframates)
- 2841.90.1000 Vanadates
- 2841.90.2000 Ammonium perrhenate
- 2841.90.3000 Potassium stannate
- 2841.90.4000 Aluminates
- 2841.90.4500 Chromates of zinc or of lead
- 2841.90.5000 Salts of oxometallic or peroxometallic acids
2842 Other salts of inorganic acids or peroxoacids (including…
- 2842.10.0000 Double or complex silicates, including aluminosilicates whether or not chemically defined
- 2842.90.1000 Fulminates, cyanates and thiocyanates
- 2842.90.9010 Selenides and tellurides
- 2842.90.9050 Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides
2843 Colloidal precious metals
2844 Radioactive chemical elements and radioactive isotopes…
- 2844.10.1000 Natural uranium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds, Uranium metal
- 2844.10.2010 Natural uranium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds, Uranium compounds, Oxide
- 2844.10.2025 Natural uranium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds, Uranium compounds, Hexafluoride
- 2844.10.2055 Natural uranium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds, Uranium compounds
- 2844.10.5000 Natural uranium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds
- 2844.20.0010 Uranium enriched in U235 and its compounds; plutonium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium enriched in U235, plutonium or compounds of these products, Uranium compounds, Oxide
- 2844.20.0020 Uranium enriched in U235 and its compounds; plutonium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium enriched in U235, plutonium or compounds of these products, Uranium compounds, Fluorides
- 2844.20.0030 Uranium enriched in U235 and its compounds; plutonium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium enriched in U235, plutonium or compounds of these products, Uranium compounds
- 2844.20.0050 Uranium enriched in U235 and its compounds; plutonium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium enriched in U235, plutonium or compounds of these products
- 2844.30.1000 Uranium depleted in U235 and its compounds; thorium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium depleted in U235, thorium, or compounds of these products, Thorium compounds
- 2844.30.2010 Uranium depleted in U235 and its compounds; thorium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium depleted in U235, thorium, or compounds of these products, Uranium compounds, Oxide
- 2844.30.2020 Uranium depleted in U235 and its compounds; thorium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium depleted in U235, thorium, or compounds of these products, Uranium compounds, Fluorides
- 2844.30.2050 Uranium depleted in U235 and its compounds; thorium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium depleted in U235, thorium, or compounds of these products, Uranium compounds
- 2844.30.5010 Uranium depleted in U235 and its compounds; thorium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium depleted in U235, thorium, or compounds of these products, Uranium metal
- 2844.30.5050 Uranium depleted in U235 and its compounds; thorium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium depleted in U235, thorium, or compounds of these products
- 2844.41.0000 Tritium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing tritium or its compounds
- 2844.42.0000 Actinium-225, actinium-227, californium-253, curium-240, curium-241, curium-242, curium-243, curium-244, einsteinium-253, einsteinium-254, gadolinium-148, polonium-208, polonium-209, polonium-210, radium-223, uranium-230 or uranium-232, and their compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing these elements or compounds
- 2844.43.0010 Elements, isotopes and compounds with cobalt-60 radioactivity only
- 2844.43.0021 Americium-241, californium-252, cesium-137, gadolinium-153, idium-192, promethium-147, radium-226, selenium-75, or ytterbium-169
- 2844.43.0028 Radioactive elements and isotopes and compounds other than those of subheading 2844.10, 2844.20 or 2844.30; alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds; radioactive residues, Other radioactive elements and isotopes and compounds; other alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds, Other elements, isotopes and compounds
- 2844.43.0050 Radioactive elements and isotopes and compounds other than those of subheading 2844.10, 2844.20 or 2844.30; alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds; radioactive residues, Other radioactive elements and isotopes and compounds; other alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds
- 2844.44.0000 Radioactive elements and isotopes and compounds other than those of subheading 2844.10, 2844.20 or 2844.30; alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds; radioactive residues, Radioactive residues
- 2844.50.0000 Spent (irradiated) fuel elements (cartridges) of nuclear reactors
2845 Isotopes other than those of heading 2844
- 2845.10.0000 Heavy water (Deuterium oxide)
- 2845.20.0000 Boron enriched in boron-10 and its compounds
- 2845.30.0000 Lithium enriched in lithium-6 and its compounds
- 2845.40.0000 Helium-3
- 2845.90.0100 Isotopes other than those of heading 2844; compounds, inorganic or organic, of such isotopes, whether or not chemically defined
2846 Compounds, inorganic or organic, of rare-earth metals,…
- 2846.10.0010 Cerium compounds, Cerium oxides
- 2846.10.0050 Cerium compounds
- 2846.90.2005 Mixtures of rare-earth oxides or of rare-earth chlorides, Rare-earth oxides except cerium oxides, Containing lanthanum as the predominant metal
- 2846.90.2015 Containing yttrium or scandium as the predominant metal
- 2846.90.2040 Mixtures of rare-earth oxides or of rare-earth chlorides, Rare-earth oxides except cerium oxides
- 2846.90.2082 Containing yttrium or scandium as the predominant metal
- 2846.90.2084 Mixtures of rare-earth oxides or of rare-earth chlorides, Rare-earth chlorides except cerium chlorides
- 2846.90.4000 Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium, or of mixtures of these metals
- 2846.90.8070 Other, Mixtures of rare-earth carbonates other than of cerium carbonate, Containing lanthanum as the predominant metal
- 2846.90.8075 Other, Mixtures of rare-earth carbonates other than of cerium carbonate
- 2846.90.8090 Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium, or of mixtures of these metals
2847
2849 Carbides, whether or not chemically defined
2850 Hydrides, nitrides, azides, silicides and borides,…
- 2850.00.0500 Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 2849, Of calcium
- 2850.00.0700 Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 2849, Of titanium
- 2850.00.1000 Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 2849, Of tungsten
- 2850.00.2000 Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 2849, Of vanadium
- 2850.00.5000 Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 2849
2852 Inorganic or organic compounds of mercury, whether or…
- 2852.10.1000 Mercuric oxide, mercuric cyanide, mercuric oxycyanide and mercuric potassium cyanide
- 2852.10.9000 Chemically defined
- 2852.90.0500 Albuminates, tannates and phosphides of mercury
- 2852.90.9000 Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams
2853 Phosphides, whether or not chemically defined, excluding…
- 2853.10.0000 Cyanogen chloride (chloorcyan)
- 2853.90.1000 Of copper (phosphor copper), containing more than 15 percent by weight of phosphorous
- 2853.90.5000 Phosphides, whether or not chemically defined, excluding ferrophosphorous, Of other metals or nonmetals
- 2853.90.9010 Gallium arsenide wafers, undoped
- 2853.90.9090 Phosphides, whether or not chemically defined, excluding ferrophosphorous; other inorganic compounds (including distilled or conductivity water and water of similar purity); liquid air (whether or not rare gases have been removed); compressed air; amalgams, other than amalgams of precious metals
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