Classification Detail

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HS, 2017 - Code 28

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Hierarchy

Chapter:

28 - Inorganic chemicals; organic and inorganic compounds of precious metals; of rare earth metals, of radio-active elements and of isotopes

Breakdown

4-digit heading:

2801 - Fluorine, chlorine, bromine and iodine

2802 - Sulphur; sublimed or precipitated, colloidal sulphur

2803 - Carbon; carbon blacks and other forms of carbon n.e.c.

2804 - Hydrogen, rare gases and other non-metals

2805 - Alkali or alkaline-earth metals; rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed; mercury

2806 - Hydrogen chloride (hydrochloric acid); chlorosulphuric acid

2807 - Sulphuric acid; oleum

2808 - Nitric acid; sulphonitric acids

2809 - Diphosphorus pentoxide; phosphoric acid and polyphosphoric acids

2810 - Oxides of boron; boric acids

2811 - Inorganic acids and other inorganic oxygen compounds of non-metals; n.e.c. in heading no. 2806 to 2810

2812 - Halides and halide oxides of non-metals

2813 - Sulphides of non-metals; commercial phosphorus trisulphide

2814 - Ammonia; anhydrous or in aqueous solution

2815 - Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash) peroxides of sodium or potassium

2816 - Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides of strontium or barium

2817 - Zinc; oxide and peroxide

2818 - Aluminium oxide (including artificial corundum); aluminium hydroxide

2819 - Chromium oxides and hydroxides

2820 - Manganese oxides

2821 - Iron oxides and hydroxides; earth colours containing 70% or more by weight of combined iron evaluated as Fe2o3

2822 - Cobalt oxides and hydroxides; commercial cobalt oxides

2823 - Titanium oxides

2824 - Lead oxides; red lead and orange lead

2825 - Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides

2826 - Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts

2827 - Chlorides; chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides

2828 - Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites

2829 - Chlorates and perchlorates; bromates and perbromates; iodates and periodates

2830 - Sulphides; polysulphides whether or not chemically defined

2831 - Dithionites and sulphoxylates

2832 - Sulphites; thiosulphates

2833 - Sulphates; alums; peroxosulphates (persulphates)

2834 - Nitrites; nitrates

2835 - Phosphinates (hypophosphites), phosphonates (phosphites), and phosphates; and polyphosphates, whether or not chemically defined

2836 - Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate

2837 - Cyanides, cyanide oxides and complex cyanides

2839 - Silicates; commercial alkali metal silicates

2840 - Borates; peroxoborates (perborates)

2841 - Salts of oxometallic or peroxometallic acids

2842 - Salts of inorganic acids or peroxoacids, n.e.c. including aluminosilicates whether or not chemically defined, but excluding azides

2843 - Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals

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

2845 - Isotopes other than those of heading no. 2844; compounds, inorganic or organic, of such isotopes, whether or not chemically defined

2846 - Compounds, inorganic or organic, of rare-earth metals; of yttrium or of scandium or of mixtures of these metals

2847 - Hydrogen peroxide; whether or not solidified with urea

2849 - Carbides, whether or not chemically defined

2850 - Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading no. 2849

2852 - Inorganic or organic compounds of mercury, excluding amalgams, whether or not chemically defined

2853 - 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

Explanatory note