Chapter: 28 - Inorganic chemicals: organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
Code Description
2814 Ammonia, anhydrous or in aqueous solution.
2830 Sulphides; polysulphides, whether or not chemically defined .
2847 Hydrogen peroxyde, whether or not solidified with urea.
2815 Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium.
2831 Dithionites and sulphoxylates.
2848 Phosphides, whether or not chemically defined, excluding ferrophosphorus.
2816 Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium.
2832 Sulphites; thiosulphates.
2849 Carbides, whether or not chemically defined.
2801 Fluorine, chlorine, bromine and iodine.
2817 Zinc oxide; zinc peroxide.
2833 Sulphates; alums; peroxosulphates (persulphates).
2850 Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of headingĀ 28.49.
2802 Sulphur, sublimed or precipitated; colloidal sulphur.
2818 Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide.
2834 Nitrites; nitrates.
2852 Inorganic or organic compounds of mercury, whether or not
2803 Carbon (carbon blacks and other forms of carbon not elsewhere specified or included).
2819 Chromium oxides and hydroxides.
2835 Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined.
2853 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.
2804 Hydrogen, rare gases and other non-metals.
2820 Manganese oxides.
2836 Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate.
2805 Alkali or alkaline-earth metals; rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed; mercury.
2821 Iron oxides and hydroxides; earth colours containing 70% or more by weight of combined iron evaluated as Fe2O3.
2837 Cyanides, cyanide oxides and complex cyanides.
2806 Hydrogen chloride (hydrochloric acid); chlorosulphuric acid.
2822 Cobalt oxides and hydroxides; commercial cobalt oxides.
2839 Silicates; commercial alkali metal silicates
2807 Sulphuric acid; oleum.
2823 Titanium oxides.
2840 Borates; peroxoborates (perborates).
2808 Nitric acid; sulphonitric acids.
2824 Lead oxides; red lead and orange lead.
2841 Salts of oxometallic or peroxometallic acids.
2809 Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined.
2825 Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides.
2842 Other salts of inorganic acids or peroxoacids (including alluminosilicates whether or not chemically defined), other than azides.
2810 Oxides of boron; boric acids.
2826 Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts.
2843 Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals.
2811 Other inorganic acids and other inorganic oxygen compounds of non-metals.
2827 Chlorides, chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides.
2844 Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes) and their compounds; mixtures and residues containing these products.
2812 Halides and halide oxides of non-metals.
2828 Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites.
2845 Isotopes other than those of heading 28.44; compounds, inorganic or organic, of such isotopes, whether or not chemically defined.
2813 Sulphides of non-metals; commercial phosphorus trisulphide.
2829 Chlorates and perchlorates; bromates and perbromates; iodates and periodates.
2846 Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium or of mixtures of these metals.