28chapter
Inorganic chemicals
Partida
2801Fluorine, chlorine, bromine and iodineheadingArancel0%2802Sulphur, sublimed or precipitated; colloidalheadingArancel0%2803Carbon (carbon blacks and other forms)headingArancel0%2804Hydrogen, rare gases and other non-metalsheadingArancel4%2805Alkali, alkaline-earth and rare-earth metalsheadingArancel2%2806Hydrogen chloride; chlorosulphuric acidheadingArancel0%2807Sulphuric acid; oleumheadingArancel0%2808Nitric acid; sulphonitric acidsheadingArancel0%2809Diphosphorus pentaoxide; phosphoric acidsheadingArancel0%2810Oxides of boron; boric acidsheadingArancel0%2811Other inorganic acids and oxygen compoundsheadingArancel4%2812Halides and halide oxides of non-metalsheadingArancel4%2813Sulphides of non-metals; phosphorus trisulphideheadingArancel0%2814Ammonia, anhydrous or in aqueous solutionheadingArancel4%2815Sodium hydroxide; potassium hydroxide; peroxidesheadingArancel4%2816Hydroxide and peroxide of magnesium; strontiumheadingArancel0%2817Zinc oxide; zinc peroxideheadingArancel0%2818Artificial corundum; aluminium oxide/hydroxideheadingArancel4%2819Chromium oxides and hydroxidesheadingArancel0%2820Manganese oxidesheadingArancel0%2821Iron oxides and hydroxides; earth coloursheadingArancel4%2822Cobalt oxides and hydroxidesheadingArancel0%2823Titanium oxidesheadingArancel0%2824Lead oxides; red lead and orange leadheadingArancel0%2825Hydrazine, hydroxylamine; other inorganic basesheadingArancel4%2826Fluorides; complex fluorine saltsheadingArancel0%2827Chlorides, chloride oxides; bromides; iodidesheadingArancel4%2828Hypochlorites; chlorites; hypobromitesheadingArancel4%2829Chlorates, perchlorates; bromates; iodatesheadingArancel4%2830Sulphides; polysulphidesheadingArancel4%2831Dithionites and sulphoxylatesheadingArancel0%2832Sulphites; thiosulphatesheadingArancel4%2833Sulphates; alums; peroxosulphatesheadingArancel4%2834Nitrites; nitratesheadingArancel4%2835Phosphinates, phosphonates, phosphatesheadingArancel4%2836Carbonates; peroxocarbonatesheadingArancel4%2837Cyanides, cyanide oxides and complex cyanidesheadingArancel0%2839Silicates; commercial alkali metal silicatesheadingArancel0%2840Borates; peroxoborates (perborates)headingArancel0%2841Salts of oxometallic or peroxometallic acidsheadingArancel4%2842Other salts of inorganic acids or peroxoacidsheadingArancel0%2843Colloidal precious metals; their compoundsheadingArancel4%2844Radioactive chemical elements and isotopesheadingArancel0%2845Isotopes other than of heading 2844headingArancel0%2846Compounds of rare-earth metals, yttriumheadingArancel0%2847Hydrogen peroxideheadingArancel0%2849CarbidesheadingArancel4%2850Hydrides, nitrides, azides, silicides, boridesheadingArancel4%2852Inorganic or organic compounds of mercuryheadingArancel0%2853Phosphides; other inorganic compoundsheadingArancel4%
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29Organic chemicalschapter30Pharmaceutical productschapter31Fertiliserschapter32Tanning or dyeing extracts; paints and inkschapter33Essential oils; perfumery and cosmeticschapter34Soap, washing preparations, candleschapter35Albuminoidal substances; glues; enzymeschapter36Explosives; pyrotechnics; matcheschapter37Photographic or cinematographic goodschapter38Miscellaneous chemical productschapter