HS chapter

28

Inorganic chemicals; compounds of precious metals, rare-earth metals, radioactive elements or isotopes.

Headings in this chapter. Select one to see its sub-codes, duties and rulings.

2801I. CHEMICAL ELEMENTS 2802Sulphur, sublimed or precipitated; colloidal sulphur 2803Carbon (carbon blacks and other forms of carbon not elsewhere specified or included)2804Hydrogen, rare gases and other non-metals 2805Alkali or alkaline-earth metals; rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed; mercury 2806II. INORGANIC ACIDS AND INORGANIC OXYGEN COMPOUNDS OF NON-METALS 2807Sulphuric acid; oleum 2808Nitric acid; sulphonitric acids 2809Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined 2810Oxides of boron; boric acids 2811Other inorganic acids and other inorganic oxygen compounds of non-metals 2812III. HALOGEN OR SULPHUR COMPOUNDS OF NON-METALS 2813Sulphides of non-metals; commercial phosphorus trisulphide 2814IV. INORGANIC BASES AND OXIDES, HYDROXIDES AND PEROXIDES OF METALS 2815Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium 2816Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium 2817Zinc oxide; zinc peroxide 2818Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide 2819Chromium oxides and hydroxides 2820Manganese oxides 2821Iron oxides and hydroxides; earth colours containing 70 % or more by weight of combined iron evaluated as Fe@2O@3 2822Cobalt oxides and hydroxides; commercial cobalt oxides 2823Titanium oxides 2824Lead oxides; red lead and orange lead 2825Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides 2826V. SALTS AND PEROXYSALTS, OF INORGANIC ACIDS AND METALS 2827Chlorides, chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides 2828Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites 2829Chlorates and perchlorates; bromates and perbromates; iodates and periodates 2830Sulphides; polysulphides, whether or not chemically defined 2831Dithionites and sulphoxylates 2832Sulphites; thiosulphates 2833Sulphates; alums; peroxosulphates (persulphates)2834Nitrites; nitrates 2835Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined 2836Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate 2837Cyanides, cyanide oxides and complex cyanides 2839Silicates; commercial alkali metal silicates 2840Borates; peroxoborates (perborates)2841Salts of oxometallic or peroxometallic acids 2842Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides 2843VI. MISCELLANEOUS 2844Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes) and their compounds; mixtures and residues containing these products 2845Isotopes other than those of heading 2844; compounds, inorganic or organic, of such isotopes, whether or not chemically defined 2846Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium or of mixtures of these metals 2847Hydrogen peroxide, whether or not solidified with urea 2849Carbides, whether or not chemically defined 2850Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 2849 2852Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams 2853Phosphides, whether or not chemically defined, excluding ferrophosphorus; 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