Chlorine
Iodine
Fluorine; bromine
Sulphur; sublimed or precipitated, colloidal sulphur
Carbon; carbon blacks and other forms of carbon n.e.c.
Hydrogen
Gases, rare; argon
Gases, rare; other than argon
Nitrogen
Oxygen
Boron; tellurium
Silicon; containing by weight not less than 99.99% of silicon
Silicon; containing by weight less than 99.99% of silicon
Phosphorus
Arsenic
Selenium
Alkali or alkali-earth metals; sodium
Alkali or alkali-earth metals; calcium
Alkali or alkali-earth metals; other than sodium and calcium
Calcium
Strontium and barium
Earth-metals, rare; scandium and yttrium, whether or not intermixed or interalloyed
Mercury
Hydrogen chloride (hydrochloric acid)
Chlorosulphuric acid
Sulphuric acid; oleum
Nitric acid; sulphonitric acids
Diphosphorus pentoxide
Phosphoric acid and polyphosphoric acids
Oxides of boron; boric acids
Hydrogen fluoride (hydrofluoric acid)
Hydrogen cyanide (hydrocyanic acid)
Inorganic acids; other than hydrogen fluoride
Carbon dioxide
Silicon dioxide
Sulphur dioxide
Inorganic oxygen compounds; of non-metals, n.e.c. in item no. 2811.2
Chlorides and chloride oxides
Carbonyl dichloride (phosgene)
Phosphorus oxychloride
Phosphorus trichloride
Phosphorus pentachloride
Sulphur monochloride
Sulphur dichloride
Thionyl chloride
Arsenic trichloride and other chlorides and chloride oxides, n.e.c. in item no. 2812
Halides and halide oxides of non-metals; excluding chloride
Carbon disulphide
Sulphides of non-metals, (excluding carbon); commercial phosphorus trisulphide
Ammonia; anhydrous
Ammonia; in aqueous solution
Sodium hydroxide (caustic soda); solid
Sodium hydroxide (caustic soda); in aqueous solution (soda lye or liquid soda)
Potassium hydroxide (caustic potash)
Peroxides of sodium or potassium
Hydroxide and peroxide of magnesium
Strontium oxide, hydroxide and peroxide
Barium oxide, hydroxide and peroxide
Oxides, hydroxides and peroxides, of strontium or barium
Zinc; oxide and peroxide
Aluminium oxide; artificial corundum
Aluminium oxide; other than artificial corundum
Aluminium hydroxide
Chromium trioxide
Chromium oxides and hydroxides; excluding chromium trioxide
Manganese dioxide
Manganese oxides; excluding manganese dioxide
Iron oxides and hydroxides
Earth colours; containing 70% or more by weight of combined iron evaluated as Fe2o3
Cobalt oxides and hydroxides; commercial cobalt oxides
Titanium oxides
Lead; lead monoxide (litharge, massicot)
Red lead & orange lead
Lead oxides; n.e.c. in heading no. 2824
Hydrazine and hydroxylamine and their inorganic salts
Lithium oxide and hydroxide
Vanadium oxides and hydroxides
Nickel oxides and hydroxides
Copper oxides and hydroxides
Germanium oxides and zirconium dioxide
Molybdenum oxides and hydroxides
Antimony oxides
Inorganic bases, metal oxides, hydroxides and peroxides; n.e.c. in heading no. 2825
Fluorides, of ammonium/sodium
Fluorides; of aluminium
Fluorides; other than of aluminium
Fluorosilicates of sodium/potassium
Sodium hexafluoroaluminate (synthetic cryolite)
Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts, n.e.c. in heading no. 2826
Chlorides; of ammonium
Chlorides; of calcium
Chlorides; of magnesium
Chlorides; of aluminium
Iron chlorides
Colbalt chlorides
Chlorides; of nickel
Zinc chlorides
Tin chlorides
Barium chloride
Chlorides; other than of ammonium, calcium, magnesium, aluminium and nickel
Chloride oxides and chloride hydroxides; of copper
Chloride oxides and chloride hydroxides; other than of copper
Bromides; of sodium or of potassium
Bromides and bromide oxides; other than item no. 2827.51
Iodides and iodide oxides
Hypochlorites; commercial calcium hypochlorite and other calcium hypochlorites
Hypochlorites; n.e.c. in heading no. 2828
Chlorates; of sodium
Chlorates; other than sodium
Perchlorates; bromates and perbromates; iodates and periodates
Sulphides; of sodium, whether or not chemically defined
Zinc sulphide
Cadmium sulphide
Sulphides and polysulphides; whether or not chemically defined, other than sulphides of sodium
Dithionites and sulphoxylates; of sodium
Dithionites and sulphoxylates; other than sodium
Sulphites; of sodium
Sulphites; other than of sodium
Thiosulphates
Sodium sulphates; disodium sulphate
Sodium sulphates; other than disodium sulphate
Sulphates; of magnesium
Sulphates; of aluminium
Sulphates of chromium
Sulphates; of nickel
Sulphates; of copper
Sulphates of zinc
Sulphates; of barium
Sulphates; n.e.c. in item no. 2833.2
Alums
Peroxosulphates (persulphates)
Nitrites
Nitrates; of potassium
Bismuth nitrates
Nitrates; of other than potassium
Phosphinates (hypophosphites) and phosphonates (phosphites), whether or not chemically defined
Triammonium phosphate
Phosphates; of mono- or disodium, whether or not chemically defined
Phosphates of trisodium
Phosphates; of potassium, whether or not chemically defined
Phosphates; calcium hydrogenorthophosphate (dicalcium phosphate), whether or not chemically defined
Phosphates; of calcium n.e.c. in item no. 2835.25, whether or not chemically defined
Phosphates; (other than of mono- or disodium, other than of potassium or of calcium hydrogenorthophosphate (dicalcium phosphate) and excluding other phosphates of calcium), whether or not chemically defined
Polyphosphates; sodium triphosphate (sodium tripolyphosphate), whether or not chemically defined
Polyphosphates; other than sodium triphosphate (sodium tripolyphosphate), whether or not chemically defined
Commercial ammonium carbonate & oth. ammonium carbonates
Carbonates; disodium carbonate
Carbonates; sodium hydrogen carbonate (sodium bicarbonate)
Carbonates; potassium carbonate
Carbonates; calcium carbonate
Carbonates; barium carbonate
Lead carbonates
Carbonates; lithium carbonate
Carbonates; strontium carbonate
Bismuth carbonate
Carbonates; n.e.c. in heading no. 2836 and other than lithium or strontium
Cyanides and cyanide oxides; of sodium
Cyanides and cyanide oxides; other than of sodium
Complex cyanides
Fulminates, cyanates & thiocyanates
Silicates; sodium metasilicates
Silicates; of sodium (excluding sodium metasilicates)
Potsssium silicates
Silicates; commercial alkali metal silicates, other than of sodium
Borates; disodium tetraborate (refined borax), anhydrous
Borates; disodium tetraborate (refined borax), other than anhydrous
Borates; n.e.c. in heading no. 2840
Peroxoborates (perborates)
Aluminates
Chromates of zinc/of lead
Salts; sodium dichromate
Potassium dichromate
Salts; chromates, dichromates, peroxochromates; n.e.c. in heading no. 2841
Manganites, manganates and permanganates of metals
Salts; of oxometallic or peroxometallic acids, manganites, manganates and permanganates, potassium permanganate
Salts; of oxometallic or peroxometallic acids, manganites, manganates and permanganates, other than potassium permanganate
Salts; molybdates
Salts; tungstates (wolframates)
Salts of oxometallic or peroxometallic acids; n.e.c. in heading no. 2841
Salts of inorganic acids or peroxoacids, double or complex silicates, including aluminosilicates, whether or not chemically defined, excluding azides
Salts; of inorganic acids or peroxoacids, other than double or complex silicates, including aluminosilicates, whether or not chemically, excluding azides
Colloidal precious metals; whether or not chemically defined
Silver compounds; silver nitrates
Silver compounds; excluding silver nitrates
Gold compounds
Inorganic or organic compounds of precious metals, n.e.c.; amalgams
Uranium; natural uranium and its compounds, alloys, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds
Uranium; enriched in U235, plutonium, their compounds, alloys dispersions (including cermets), ceramic products and mixtures containing uranium enriched in U235, plutonium or compounds of these products
Uranium; depleted in U235, thorium, their compounds, alloys, dispersions (including cermets), ceramic products and mixtures containing uranium depleted in U235, thorium; compounds of these products
Radioactive elements, isotopes, compounds, n.e.c. in heading no. 2844 alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds; radioactive residues
Radioactive elements; tritium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing tritium or its compounds
Radioactive elements; actinium-225, 227, californium-253, curium-240, 241, 242, 243, 244, einsteinium-253, 254, gadolinium-148, polonium-208, 209, 210, radium-223, uranium-230 or 232, compounds; alloys, dispersions, ceramic products and mixtures
Radioactive elements, isotopes and compounds; other alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds
Radioactive elements, isotopes, compounds n.e.c. in heading no. 2844, alloys, dispersions (including cermets), ceramic products, mixtures containing the elements, isotopes, compounds; radioactive residues
Spent (irradiated) fuel elements (cartridges) of nuclear reactors
Heavy water (deuterium oxide)
Boron enriched in boron-10 and its compounds
Lithium enriched in lithium-6 and its compounds
Helium-3
Isotopes other than those of heading no. 2844, 2845.20, 2845.30 or 2845.40; compounds, inorganic or organic, of such isotopes, whether or not chemically defined
Cerium compounds
Compounds, inorganic or organic (excluding cerium), of rare-earth metals, of yttrium, scandium or of mixtures of these metals
Hydrogen peroxide; whether or not solidified with urea
Phosphides; whether or not chemically defined, excluding ferrophosphorus
Phosphides of copper containing > 15% phosphorous
Phosphides of other metals or of non-metals
Carbides; of calcium, whether or not chemically defined
Carbides; of silicon, whether or not chemically defined
Carbides; whether or not chemically defined, other than of calcium or silicon
Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading no. 2849
Inorganic comps. (incl. distilled/conductivity water & water of sim. purity ...
Compounds, inorganic/organic, of mercury, excluding amalgams.
Inorganic or organic compounds of mercury, excluding amalgams, chemically defined
Inorganic or organic compounds of mercury; excluding amalgams, not chemically defined,
Inorganic compounds n.e.c. (including distilled or conductivity water and water of similar purity); liquid air (rare gases removed or not); compressed air; amalgams, other than precious metal amalgams
Inorganic compounds; cyanogen chloride (chlorcyan)
Phosphides, chemically defined or not, not ferrophosphorus; other inorganic compounds n.e.c. (including distilled, conductivity water and water of like purity); liquid air, rare gases removed or not; compressed air; amalgams, not precious metal amalgams