Chapter 28Inorganic chemicals; organic and inorganic compounds of precious metals; of rare earth metals, of radio-active elements and of isotopes
50 headings · 180 six-digit codes · World Customs Organization Harmonized System
Headings in this chapter — click to reveal codes
2801Fluorine, chlorine, bromine and iodine
| HS Code | Import–export description |
|---|---|
| 280110 | Chlorine |
| 280120 | Iodine |
| 280130 | Fluorine; bromine |
2802Sulphur; sublimed or precipitated, colloidal sulphur
| HS Code | Import–export description |
|---|---|
| 280200 | Sulphur; sublimed or precipitated, colloidal sulphur |
2803Carbon; carbon blacks and other forms of carbon n.e.c.
| HS Code | Import–export description |
|---|---|
| 280300 | Carbon; carbon blacks and other forms of carbon n.e.c. |
2804Hydrogen, rare gases and other non-metals
| HS Code | Import–export description |
|---|---|
| 280410 | Hydrogen |
| 280421 | Gases, rare; argon |
| 280429 | Gases, rare; other than argon |
| 280430 | Nitrogen |
| 280440 | Oxygen |
| 280450 | Boron; tellurium |
| 280461 | Silicon; containing by weight not less than 99.99% of silicon |
| 280469 | Silicon; containing by weight less than 99.99% of silicon |
| 280470 | Phosphorus |
| 280480 | Arsenic |
| 280490 | Selenium |
2805Alkali or alkaline-earth metals; rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed; mercury
| HS Code | Import–export description |
|---|---|
| 280511 | Alkali or alkali-earth metals; sodium |
| 280512 | Alkali or alkali-earth metals; calcium |
| 280519 | Alkali or alkali-earth metals; other than sodium and calcium |
| 280530 | Earth-metals, rare; scandium and yttrium, whether or not intermixed or interalloyed |
| 280540 | Mercury |
2806Hydrogen chloride (hydrochloric acid); chlorosulphuric acid
| HS Code | Import–export description |
|---|---|
| 280610 | Hydrogen chloride (hydrochloric acid) |
| 280620 | Chlorosulphuric acid |
2807Sulphuric acid; oleum
| HS Code | Import–export description |
|---|---|
| 280700 | Sulphuric acid; oleum |
2808Nitric acid; sulphonitric acids
| HS Code | Import–export description |
|---|---|
| 280800 | Nitric acid; sulphonitric acids |
2809Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined
| HS Code | Import–export description |
|---|---|
| 280910 | Diphosphorus pentoxide |
| 280920 | Phosphoric acid and polyphosphoric acids |
2810Oxides of boron; boric acids
| HS Code | Import–export description |
|---|---|
| 281000 | Oxides of boron; boric acids |
2811Inorganic acids and other inorganic oxygen compounds of non-metals; n.e.c. in heading no. 2806 to 2810
| HS Code | Import–export description |
|---|---|
| 281111 | Hydrogen fluoride (hydrofluoric acid) |
| 281112 | Hydrogen cyanide (hydrocyanic acid) |
| 281119 | Inorganic acids; other than hydrogen fluoride |
| 281121 | Carbon dioxide |
| 281122 | Silicon dioxide |
| 281129 | Inorganic oxygen compounds; of non-metals, n.e.c. in item no. 2811.2 |
2812Halides and halide oxides of non-metals
| HS Code | Import–export description |
|---|---|
| 281211 | Carbonyl dichloride (phosgene) |
| 281212 | Phosphorus oxychloride |
| 281213 | Phosphorus trichloride |
| 281214 | Phosphorus pentachloride |
| 281215 | Sulphur monochloride |
| 281216 | Sulphur dichloride |
| 281217 | Thionyl chloride |
| 281219 | Arsenic trichloride and other chlorides and chloride oxides, n.e.c. in item no. 2812 |
| 281290 | Halides and halide oxides of non-metals; excluding chloride |
2813Sulphides of non-metals; commercial phosphorus trisulphide
| HS Code | Import–export description |
|---|---|
| 281310 | Carbon disulphide |
| 281390 | Sulphides of non-metals, (excluding carbon); commercial phosphorus trisulphide |
2814Ammonia; anhydrous or in aqueous solution
| HS Code | Import–export description |
|---|---|
| 281410 | Ammonia; anhydrous |
| 281420 | Ammonia; in aqueous solution |
2815Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash) peroxides of sodium or potassium
| HS Code | Import–export description |
|---|---|
| 281511 | Sodium hydroxide (caustic soda); solid |
| 281512 | Sodium hydroxide (caustic soda); in aqueous solution (soda lye or liquid soda) |
| 281520 | Potassium hydroxide (caustic potash) |
| 281530 | Peroxides of sodium or potassium |
2816Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides of strontium or barium
| HS Code | Import–export description |
|---|---|
| 281610 | Hydroxide and peroxide of magnesium |
| 281640 | Oxides, hydroxides and peroxides, of strontium or barium |
2817Zinc; oxide and peroxide
| HS Code | Import–export description |
|---|---|
| 281700 | Zinc; oxide and peroxide |
2818Aluminium oxide (including artificial corundum); aluminium hydroxide
| HS Code | Import–export description |
|---|---|
| 281810 | Aluminium oxide; artificial corundum |
| 281820 | Aluminium oxide; other than artificial corundum |
| 281830 | Aluminium hydroxide |
2819Chromium oxides and hydroxides
| HS Code | Import–export description |
|---|---|
| 281910 | Chromium trioxide |
| 281990 | Chromium oxides and hydroxides; excluding chromium trioxide |
2820Manganese oxides
| HS Code | Import–export description |
|---|---|
| 282010 | Manganese dioxide |
| 282090 | Manganese oxides; excluding manganese dioxide |
2821Iron oxides and hydroxides; earth colours containing 70% or more by weight of combined iron evaluated as fe2o3
| HS Code | Import–export description |
|---|---|
| 282110 | Iron oxides and hydroxides |
| 282120 | Earth colours; containing 70% or more by weight of combined iron evaluated as fe2o3 |
2822Cobalt oxides and hydroxides; commercial cobalt oxides
| HS Code | Import–export description |
|---|---|
| 282200 | Cobalt oxides and hydroxides; commercial cobalt oxides |
2823Titanium oxides
| HS Code | Import–export description |
|---|---|
| 282300 | Titanium oxides |
2824Lead oxides; red lead and orange lead
| HS Code | Import–export description |
|---|---|
| 282410 | Lead; lead monoxide (litharge, massicot) |
| 282490 | Lead oxides; n.e.c. in heading no. 2824 |
2825Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides
| HS Code | Import–export description |
|---|---|
| 282510 | Hydrazine and hydroxylamine and their inorganic salts |
| 282520 | Lithium oxide and hydroxide |
| 282530 | Vanadium oxides and hydroxides |
| 282540 | Nickel oxides and hydroxides |
| 282550 | Copper oxides and hydroxides |
| 282560 | Germanium oxides and zirconium dioxide |
| 282570 | Molybdenum oxides and hydroxides |
| 282580 | Antimony oxides |
| 282590 | Inorganic bases, metal oxides, hydroxides and peroxides; n.e.c. in heading no. 2825 |
2826Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts
| HS Code | Import–export description |
|---|---|
| 282612 | Fluorides; of aluminium |
| 282619 | Fluorides; other than of aluminium |
| 282630 | Sodium hexafluoroaluminate (synthetic cryolite) |
| 282690 | Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts, n.e.c. in heading no. 2826 |
2827Chlorides; chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides
| HS Code | Import–export description |
|---|---|
| 282710 | Chlorides; of ammonium |
| 282720 | Chlorides; of calcium |
| 282731 | Chlorides; of magnesium |
| 282732 | Chlorides; of aluminium |
| 282735 | Chlorides; of nickel |
| 282739 | Chlorides; other than of ammonium, calcium, magnesium, aluminium and nickel |
| 282741 | Chloride oxides and chloride hydroxides; of copper |
| 282749 | Chloride oxides and chloride hydroxides; other than of copper |
| 282751 | Bromides; of sodium or of potassium |
| 282759 | Bromides and bromide oxides; other than item no. 2827.51 |
| 282760 | Iodides and iodide oxides |
2828Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites
| HS Code | Import–export description |
|---|---|
| 282810 | Hypochlorites; commercial calcium hypochlorite and other calcium hypochlorites |
| 282890 | Hypochlorites; n.e.c. in heading no. 2828 |
2829Chlorates and perchlorates; bromates and perbromates; iodates and periodates
| HS Code | Import–export description |
|---|---|
| 282911 | Chlorates; of sodium |
| 282919 | Chlorates; other than sodium |
| 282990 | Perchlorates; bromates and perbromates; iodates and periodates |
2830Sulphides; polysulphides whether or not chemically defined
| HS Code | Import–export description |
|---|---|
| 283010 | Sulphides; of sodium, whether or not chemically defined |
| 283090 | Sulphides and polysulphides; whether or not chemically defined, other than sulphides of sodium |
2831Dithionites and sulphoxylates
| HS Code | Import–export description |
|---|---|
| 283110 | Dithionites and sulphoxylates; of sodium |
| 283190 | Dithionites and sulphoxylates; other than sodium |
2832Sulphites; thiosulphates
| HS Code | Import–export description |
|---|---|
| 283210 | Sulphites; of sodium |
| 283220 | Sulphites; other than of sodium |
| 283230 | Thiosulphates |
2833Sulphates; alums; peroxosulphates (persulphates)
| HS Code | Import–export description |
|---|---|
| 283311 | Sodium sulphates; disodium sulphate |
| 283319 | Sodium sulphates; other than disodium sulphate |
| 283321 | Sulphates; of magnesium |
| 283322 | Sulphates; of aluminium |
| 283324 | Sulphates; of nickel |
| 283325 | Sulphates; of copper |
| 283327 | Sulphates; of barium |
| 283329 | Sulphates; n.e.c. in item no. 2833.2 |
| 283330 | Alums |
| 283340 | Peroxosulphates (persulphates) |
2834Nitrites; nitrates
| HS Code | Import–export description |
|---|---|
| 283410 | Nitrites |
| 283421 | Nitrates; of potassium |
| 283429 | Nitrates; of other than potassium |
2835Phosphinates (hypophosphites), phosphonates (phosphites), and phosphates; and polyphosphates, whether or not chemically defined
| HS Code | Import–export description |
|---|---|
| 283510 | Phosphinates (hypophosphites) and phosphonates (phosphites), whether or not chemically defined |
| 283522 | Phosphates; of mono- or disodium, whether or not chemically defined |
| 283524 | Phosphates; of potassium, whether or not chemically defined |
| 283525 | Phosphates; calcium hydrogenorthophosphate (dicalcium phosphate), whether or not chemically defined |
| 283526 | Phosphates; of calcium n.e.c. in item no. 2835.25, whether or not chemically defined |
| 283529 | 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 |
| 283531 | Polyphosphates; sodium triphosphate (sodium tripolyphosphate), whether or not chemically defined |
| 283539 | Polyphosphates; other than sodium triphosphate (sodium tripolyphosphate), whether or not chemically defined |
2836Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate
| HS Code | Import–export description |
|---|---|
| 283620 | Carbonates; disodium carbonate |
| 283630 | Carbonates; sodium hydrogen carbonate (sodium bicarbonate) |
| 283640 | Carbonates; potassium carbonate |
| 283650 | Carbonates; calcium carbonate |
| 283660 | Carbonates; barium carbonate |
| 283691 | Carbonates; lithium carbonate |
| 283692 | Carbonates; strontium carbonate |
| 283699 | Carbonates; n.e.c. in heading no. 2836 and other than lithium or strontium |
2837Cyanides, cyanide oxides and complex cyanides
| HS Code | Import–export description |
|---|---|
| 283711 | Cyanides and cyanide oxides; of sodium |
| 283719 | Cyanides and cyanide oxides; other than of sodium |
| 283720 | Complex cyanides |
2839Silicates; commercial alkali metal silicates
| HS Code | Import–export description |
|---|---|
| 283911 | Silicates; sodium metasilicates |
| 283919 | Silicates; of sodium (excluding sodium metasilicates) |
| 283990 | Silicates; commercial alkali metal silicates, other than of sodium |
2840Borates; peroxoborates (perborates)
| HS Code | Import–export description |
|---|---|
| 284011 | Borates; disodium tetraborate (refined borax), anhydrous |
| 284019 | Borates; disodium tetraborate (refined borax), other than anhydrous |
| 284020 | Borates; n.e.c. in heading no. 2840 |
| 284030 | Peroxoborates (perborates) |
2841Salts of oxometallic or peroxometallic acids
| HS Code | Import–export description |
|---|---|
| 284130 | Salts; sodium dichromate |
| 284150 | Salts; chromates, dichromates, peroxochromates; n.e.c. in heading no. 2841 |
| 284161 | Salts; of oxometallic or peroxometallic acids, manganites, manganates and permanganates, potassium permanganate |
| 284169 | Salts; of oxometallic or peroxometallic acids, manganites, manganates and permanganates, other than potassium permanganate |
| 284170 | Salts; molybdates |
| 284180 | Salts; tungstates (wolframates) |
| 284190 | Salts of oxometallic or peroxometallic acids; n.e.c. in heading no. 2841 |
2842Salts of inorganic acids or peroxoacids, n.e.c. including aluminosilicates whether or not chemically defined, but excluding azides
| HS Code | Import–export description |
|---|---|
| 284210 | Salts of inorganic acids or peroxoacids, double or complex silicates, including aluminosilicates, whether or not chemically defined, excluding azides |
| 284290 | Salts; of inorganic acids or peroxoacids, other than double or complex silicates, including aluminosilicates, whether or not chemically, excluding azides |
2843Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals
| HS Code | Import–export description |
|---|---|
| 284310 | Colloidal precious metals; whether or not chemically defined |
| 284321 | Silver compounds; silver nitrates |
| 284329 | Silver compounds; excluding silver nitrates |
| 284330 | Gold compounds |
| 284390 | Inorganic or organic compounds of precious metals, n.e.c.; amalgams |
2844Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes); and their compounds; mixtures and residues containing these products
| HS Code | Import–export description |
|---|---|
| 284410 | Uranium; natural uranium and its compounds, alloys, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds |
| 284420 | 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 |
| 284430 | 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 |
| 284441 | Radioactive elements; tritium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing tritium or its compounds |
| 284442 | 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 |
| 284443 | Radioactive elements, isotopes and compounds; other alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds |
| 284444 | 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 |
| 284450 | Spent (irradiated) fuel elements (cartridges) of nuclear reactors |
2845Isotopes other than those of heading no. 2844; compounds, inorganic or organic, of such isotopes, whether or not chemically defined
| HS Code | Import–export description |
|---|---|
| 284510 | Heavy water (deuterium oxide) |
| 284520 | Boron enriched in boron-10 and its compounds |
| 284530 | Lithium enriched in lithium-6 and its compounds |
| 284540 | Helium-3 |
| 284590 | 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 |
2846Compounds, inorganic or organic, of rare-earth metals; of yttrium or of scandium or of mixtures of these metals
| HS Code | Import–export description |
|---|---|
| 284610 | Cerium compounds |
| 284690 | Compounds, inorganic or organic (excluding cerium), of rare-earth metals, of yttrium, scandium or of mixtures of these metals |
2847Hydrogen peroxide; whether or not solidified with urea
| HS Code | Import–export description |
|---|---|
| 284700 | Hydrogen peroxide; whether or not solidified with urea |
2849Carbides, whether or not chemically defined
| HS Code | Import–export description |
|---|---|
| 284910 | Carbides; of calcium, whether or not chemically defined |
| 284920 | Carbides; of silicon, whether or not chemically defined |
| 284990 | Carbides; whether or not chemically defined, other than of calcium or silicon |
2850Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading no. 2849
| HS Code | Import–export description |
|---|---|
| 285000 | Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading no. 2849 |
2852Inorganic or organic compounds of mercury, excluding amalgams, whether or not chemically defined
| HS Code | Import–export description |
|---|---|
| 285210 | Inorganic or organic compounds of mercury, excluding amalgams, chemically defined |
| 285290 | Inorganic or organic compounds of mercury; excluding amalgams, not chemically defined, |
2853Phosphides, 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
| HS Code | Import–export description |
|---|---|
| 285310 | Inorganic compounds; cyanogen chloride (chlorcyan) |
| 285390 | 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 |
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