Chapter 28Last updated May 5, 2026

Chapter 28 - Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes (Sri Lanka Customs 2026)

185 tariff codes · Sri Lanka Customs Tariff 2026

Need the full duty breakdown for a specific code in this chapter?

185 of 185

HS Code	Description	Unit	ICL/SLSI	GEN	Cess	PAL	Excise	SCL	SSCL	VAT
28.01Flourine, chlorine, bromine and iodine
2801.10	Chlorine	kg	-	Free	-	10%	-	-	2.5%	18%
2801.20	Iodine	kg	-	Free	-	10%	-	-	2.5%	18%
2801.30	Fluorine; bromine	kg	-	Free	-	Ex	-	-	2.5%	18%
28.04Hydrogen, rare gases and other non- metals.
2804.10	Hydrogen	m3	-	Free	-	10%	-	-	2.5%	18%
2804.21	Argon	m3	-	Free	-	10%	-	-	2.5%	18%
2804.29	Other	m3	-	Free	-	10%	-	-	2.5%	18%
2804.30	Nitrogen	m3	-	Free	-	10%	-	-	2.5%	18%
2804.40	Oxygen	m3	-	Free	-	Ex	-	-	2.5%	18%
2804.50	Boron; tellurium :	-	-	-	-	-	-	-	-	-
2804.50.10	Tellurium waste and scrap	kg	L	Free	-	Ex	-	-	2.5%	18%
2804.50.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2804.61	Containing by weight not less than 99.99% of silicon	kg	-	Free	-	Ex	-	-	2.5%	18%
2804.69	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2804.70	Phosphorus	kg	L	Free	-	10%	-	-	2.5%	18%
2804.80	Arsenic	kg	L	Free	-	Ex	-	-	2.5%	18%
2804.90.10	Waste and scrap	kg	L	Free	-	Ex	-	-	2.5%	18%
2804.90.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.05Alkali or alkaline-earth metals; rare- earth metals, scandium and yttrium, whether or not intermixed or interalloyed; mercury.
2805.11	Sodium	kg	-	Free	-	10%	-	-	2.5%	18%
2805.12	Calcium	kg	-	Free	-	Ex	-	-	2.5%	18%
2805.19	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2805.30.10	Waste and scrap of rare-earth metals	kg	L	Free	-	Ex	-	-	2.5%	18%
2805.30.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2805.40	Mercury	kg	-	Free	-	10%	-	-	2.5%	18%
28.06Hydrogen chloride (hydrochloric acid); chlorosulphuric acid.
2806.10	Hydrogen chloride (hydrochloric acid)	kg	L	Free	-	10%	-	-	2.5%	18%
2806.20	Chlorosulphuric acid	kg	-	Free	-	Ex	-	-	2.5%	18%
28.09Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined.
2809.10	Diphosphorus pentaoxide	kg	-	Free	-	Ex	-	-	2.5%	18%
2809.20	Phosphoric acid and polyphosphoric acids	kg	-	Free	-	10%	-	-	2.5%	18%
28.11Other inorganic acids and other inorganic oxygen compounds of non-metals.
2811.11	Hydrogen fluoride (hydrofluoric acid)	kg	-	Free	-	Ex	-	-	2.5%	18%
2811.12	Hydrogen cyanide (hydrocyanic acid)	kg	L	Free	-	Ex	-	-	2.5%	18%
2811.19	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2811.21	Carbon dioxide	kg	-	10%	5%	10%	-	-	2.5%	18%
2811.22	Silicon dioxide	kg	-	Free	-	10%	-	-	2.5%	18%
2811.29	Other :	-	-	-	-	-	-	-	-	-
2811.29.10	Nitrous oxide	kg	-	Free	-	10%	-	-	2.5%	18%
2811.29.20	Sulphur dioxide	kg	-	Free	-	Ex	-	-	2.5%	18%
2811.29.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.12Halides and halide oxides of non-metals.
2812.11	Carbonyl dichloride (Phosgene)	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.12	Phosphorus oxychloride	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.13	Phosphorus trichloride	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.14	Phosphorus pentachloride	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.15	Sulphur monochloride	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.16	Sulphur dichloride	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.17	Thionyl chloride	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.19	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2812.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.13Sulphides of non-metals; commercial phosphorus trisulphide.
2813.10	Carbon disulphide	kg	-	Free	-	Ex	-	-	2.5%	18%
2813.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.14Ammonia, anhydrous or in aqueous soluton.
2814.10	Anhydrous ammonia	kg	-	Free	-	10%	-	-	2.5%	18%
2814.20	Ammonia in aqueous solution	kg	-	Free	-	10%	-	-	2.5%	18%
28.15Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium.
2815.11	Solid	kg	-	Free	-	10%	-	-	2.5%	18%
2815.12	In aqueous solution (soda lye or liquid soda)	kg	-	Free	-	10%	-	-	2.5%	18%
2815.20	Potassium hydroxide (caustic potash)	kg	-	Free	-	10%	-	-	2.5%	18%
2815.30	Peroxides of sodium or potassium	kg	-	Free	-	Ex	-	-	2.5%	18%
28.16Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium.
2816.10	Hydroxide and peroxide of magnesium	kg	-	Free	-	Ex	-	-	2.5%	18%
2816.40	Oxides, hydroxides and peroxides, of strontium or barium	kg	-	Free	-	10%	-	-	2.5%	18%
28.18Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide.
2818.10	Artificial corundum, whether or not chemically defined	kg	-	Free	-	10%	-	-	2.5%	18%
2818.20	Aluminium oxide, other than artificial corundum	kg	-	Free	-	10%	-	-	2.5%	18%
2818.30	Aluminium hydroxide	kg	-	Free	-	10%	-	-	2.5%	18%
28.19Chromium oxides and hydroxides.
2819.10	Chromium trioxide	kg	-	Free	-	10%	-	-	2.5%	18%
2819.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.20Manganese oxides.
2820.10	Manganese dioxide	kg	-	Free	-	10%	-	-	2.5%	18%
2820.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.21Iron oxides and hydroxides; earth colours containing 70% or more by weight of combined iron evaluated as Fe2O3.
2821.10	Iron oxides and hydroxides	kg	-	Free	-	10%	-	-	2.5%	18%
2821.20	Earth colours	kg	-	Free	-	10%	-	-	2.5%	18%
28.24Lead oxides; red lead and orange lead.
2824.10	Lead monoxide (litharge, massicot)	kg	-	Free	-	Ex	-	-	2.5%	18%
2824.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.25Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides.
2825.10	Hydrazine and hydroxylamine and their inorganic salts	kg	L	Free	-	Ex	-	-	2.5%	18%
2825.20	Lithium oxide and hydroxide	kg	-	Free	-	Ex	-	-	2.5%	18%
2825.30	Vanadium oxides and hydroxides	kg	-	Free	-	Ex	-	-	2.5%	18%
2825.40	Nickel oxides and hydroxides	kg	-	Free	-	Ex	-	-	2.5%	18%
2825.50	Copper oxides and hydroxides	kg	-	Free	-	Ex	-	-	2.5%	18%
2825.60	Germanium oxides and zirconium dioxide	kg	-	Free	-	10%	-	-	2.5%	18%
2825.70	Molybdenum oxides and hydroxides	kg	-	Free	-	Ex	-	-	2.5%	18%
2825.80	Antimony oxides	kg	-	Free	-	Ex	-	-	2.5%	18%
2825.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.26Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts.
2826.12	Of aluminium	kg	-	Free	-	Ex	-	-	2.5%	18%
2826.19	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2826.30	Sodium hexafluoroaluminate (synthetic cryolite)	kg	-	Free	-	Ex	-	-	2.5%	18%
2826.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.27Chlorides, chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides.
2827.10	Ammonium chloride	kg	-	Free	-	10%	-	-	2.5%	18%
2827.20	Calcium chloride	kg	-	Free	-	10%	-	-	2.5%	18%
2827.31	Of magnesium	kg	-	Free	-	Ex	-	-	2.5%	18%
2827.32	Of aluminium	kg	-	Free	-	10%	-	-	2.5%	18%
2827.35	Of nickel	kg	-	Free	-	Ex	-	-	2.5%	18%
2827.39	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2827.41	Of copper	kg	-	Free	-	Ex	-	-	2.5%	18%
2827.49	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2827.51	Bromides of sodium or of potassium	kg	-	Free	-	10%	-	-	2.5%	18%
2827.59	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2827.60	Iodides and iodide oxides	kg	-	Free	-	10%	-	-	2.5%	18%
28.28Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites.
2828.10	Commercial calcium hypochlorite and other calcium hypochlorites	kg	-	Free	10%	10%	-	-	2.5%	18%
2828.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.29Chlorates and perchlorates; bromates and perbromates; iodates and periodates.
2829.11	Of sodium	kg	L	Free	-	Ex	-	-	2.5%	18%
2829.19	Other	kg	L	Free	-	10%	-	-	2.5%	18%
2829.90	Other	kg	L	Free	-	10%	-	-	2.5%	18%
28.30Sulphides; polysulphides, whether or not chemically defined.
2830.10	Sodium sulphides	kg	-	Free	-	10%	-	-	2.5%	18%
2830.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.31Dithionites and sulphyoxylates.
2831.10	Of sodium	kg	-	Free	-	10%	-	-	2.5%	18%
2831.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.32Sulphites; thiosulphates.
2832.10	Sodium sulphites	kg	-	Free	-	10%	-	-	2.5%	18%
2832.20	Other sulphites	kg	-	Free	-	10%	-	-	2.5%	18%
2832.30	Thiosulphates	kg	-	Free	-	10%	-	-	2.5%	18%
28.33Sulphates; alums; peroxosulphates (persulphates).
2833.11	Disodium sulphate	kg	-	Free	-	10%	-	-	2.5%	18%
2833.19	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2833.21	Of magnesium	kg	-	Free	-	10%	-	-	2.5%	18%
2833.22	Of aluminium	kg	-	Free	-	10%	-	-	2.5%	18%
2833.24	Of nickel	kg	-	Free	-	10%	-	-	2.5%	18%
2833.25	Of copper	kg	-	Free	-	10%	-	-	2.5%	18%
2833.27	Of barium	kg	-	Free	-	10%	-	-	2.5%	18%
2833.29	Other :	-	-	-	-	-	-	-	-	-
2833.29.10	Thallium sulphate	kg	-	Free	-	Ex	-	-	2.5%	18%
2833.29.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2833.30	Alums	kg	-	Free	-	10%	-	-	2.5%	18%
2833.40	Peroxosulphates (perulphates)	kg	-	Free	-	10%	-	-	2.5%	18%
28.34Nitrites; nitrates.
2834.10	Nitrites	kg	L	Free	-	Ex	-	-	2.5%	18%
2834.21	Of potassium	kg	L	Free	-	10%	-	-	2.5%	18%
2834.29.10	Calcium nitrate containing in the dry state not more than 16% by weight of nitrogen	kg	-	Free	-	10%	-	-	2.5%	18%
2834.29.90	Other	kg	L	Free	-	10%	-	-	2.5%	18%
28.35Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined.
2835.10	Phosphinates (hypophosphites) and phosphonates (phosphites)	kg	-	Free	-	10%	-	-	2.5%	18%
2835.22	Of mono- or disodium	kg	-	Free	-	10%	-	-	2.5%	18%
2835.24	Of potassium	kg	-	Free	-	Ex	-	-	2.5%	18%
2835.25	Calcium hydrogenorthophosphate ("dicalcium phosphate")	kg	-	Free	-	10%	-	-	2.5%	18%
2835.26	Other phosphates of calcium	kg	-	Free	-	10%	-	-	2.5%	18%
2835.29	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2835.31	Sodium triphosphates (sodium tripolyphosphate)	kg	-	Free	-	10%	-	-	2.5%	18%
2835.39	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.36Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate.
2836.20	Disodium carbonate	kg	-	Free	-	10%	-	-	2.5%	18%
2836.30	Sodium hydrogencarbonate (sodium bicarbonate)	kg	-	Free	-	10%	-	-	2.5%	18%
2836.40	Potassium carbonates	kg	-	Free	-	10%	-	-	2.5%	18%
2836.50	Calcium carbonate	kg	-	Free	-	10%	-	-	2.5%	18%
2836.60	Barium carbonate	kg	-	Free	-	Ex	-	-	2.5%	18%
2836.91	Lithium carbonates	kg	-	Free	-	Ex	-	-	2.5%	18%
2836.92	Strontium carbonate	kg	-	Free	-	Ex	-	-	2.5%	18%
2836.99	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.37Cyanides, cyanide oxides and complex cyanides.
2837.11	Of sodium	kg	-	Free	-	Ex	-	-	2.5%	18%
2837.19	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2837.20	Complex cyanides	kg	-	Free	-	Ex	-	-	2.5%	18%
28.39Silicates; commercial alkali metal silicates.
2839.11	Sodium metasilicates	kg	-	Free	-	10%	-	-	2.5%	18%
2839.19	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2839.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.40Borates; peroxoborates (perborates).
2840.11	Anhydrous	kg	-	Free	-	Ex	-	-	2.5%	18%
2840.19	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2840.20	Other borates	kg	-	Free	-	10%	-	-	2.5%	18%
2840.30	Peroxoborates (perborates)	kg	-	Free	-	10%	-	-	2.5%	18%
28.41Salts of oxometallic or peroxometallic acids.
2841.30	Sodium dichromate	kg	-	Free	-	Ex	-	-	2.5%	18%
2841.50	Other chromates and dichromates; peroxochromates	kg	-	Free	-	10%	-	-	2.5%	18%
2841.61	Potassium permanganate	kg	L	Free	-	10%	-	-	2.5%	18%
2841.69	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2841.70	Molybdates	kg	-	Free	-	10%	-	-	2.5%	18%
2841.80	Tungstates (wolframates)	kg	-	Free	-	Ex	-	-	2.5%	18%
2841.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.42Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides.
2842.10	Double or complex silicates, including aluminosilicates whether or not chemically defined	kg	-	Free	-	10%	-	-	2.5%	18%
2842.90	Other :	-	-	-	-	-	-	-	-	-
2842.90.10	Arsenates	kg	-	Free	-	Ex	-	-	2.5%	18%
2842.90.20	Arsenites	kg	-	Free	-	Ex	-	-	2.5%	18%
2842.90.30	Fulminates, cyanates and thiocyanates	kg	L	Free	-	Ex	-	-	2.5%	18%
2842.90.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.43Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals.
2843.10	Colloidal precious metals	kg	-	Free	-	Ex	-	-	2.5%	18%
2843.21	Silver nitrate	kg	-	Free	-	10%	-	-	2.5%	18%
2843.29	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2843.30	Gold compounds	kg	L	Free	-	Ex	-	-	2.5%	18%
2843.90	Other compounds; amalgams	kg	-	Free	-	10%	-	-	2.5%	18%
28.44Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes)and their compounds; mixtures and residues containing these products.
2844.10	Natural uranium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds	kg	L	Free	-	10%	-	-	2.5%	18%
2844.20	Uranium enriched in U 235 and its compounds; plutonium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium enriched in U 235, plutonium or compounds of these products	kg	L	Free	-	Ex	-	-	2.5%	18%
2844.30	Uranium depleted in U 235 and its compounds; thorium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium depleted in U 235, thorium or compounds of these products	kg	L	Free	-	Ex	-	-	2.5%	18%
2844.40.00	Radioactive elements and isotopes and compounds other than those of subheading 2844.10, 2844.20 or 2844.30; alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds; radioactive residues :	-	-	-	-	-	-	-	-	-
2844.41	Tritium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing tritium or its compounds.	kg	L	Free	-	Ex	-	-	2.5%	18%
2844.42	Actinium-225, actinium-227, californium-253, curium-240, curium-241, curium-242, curium- 243, curium-244, einsteinium-253, einsteinium- 254, gadolinium-148, polonium-208, polonium- 209, polonium-210, radium-223, uranium-230 or uranium-232, and their compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing these elements or compounds	kg	L	Free	-	Ex	-	-	2.5%	18%
2844.43	Other radioactive elements and isotopes and compounds; other alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds.	kg	L	Free	-	Ex	-	-	2.5%	18%
2844.44	Radioactive residues.	kg	L	Free	-	Ex	-	-	2.5%	18%
2844.50	Spent (irradiated) fuel elements (cartridges) of nuclear reactors	kg	L	Free	-	Ex	-	-	2.5%	18%
28.45Isotopes other than those of heading 28.44; compounds, inorganic or organic, of such isotopes, whether or not chemically defined.
2845.10	Heavy water (deuterium oxide)	kg	L	Free	-	Ex	-	-	2.5%	18%
2845.20	Boron enriched in boron-10 and its compounds	kg	-	Free	-	Ex	-	-	2.5%	18%
2845.30	Lithium enriched in lithium-6 and its compounds	kg	-	Free	-	Ex	-	-	2.5%	18%
2845.40	Helium-3	kg	-	Free	-	Ex	-	-	2.5%	18%
2845.90	Other	kg	L	Free	-	10%	-	-	2.5%	18%
28.46Compounds, inorganic or organic, of rare- earth metals, of yttrium or of scandium or of mixtures of these metals.
2846.10	Cerium compounds	kg	-	Free	-	Ex	-	-	2.5%	18%
2846.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.49Carbides, whether or not chemically defined.
2849.10	Of calcium	kg	-	Free	-	10%	-	-	2.5%	18%
2849.20	Of silicon	kg	-	Free	-	10%	-	-	2.5%	18%
2849.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.52Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams.
2852.10	Chemically defined	kg	L	Free	-	Ex	-	-	2.5%	18%
2852.90	Other	kg	L	Free	-	Ex	-	-	2.5%	18%
28.53Phosphides, 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.
2853.10	Cyanogen chloride (Chlorcyan)	kg	L	Free	-	Ex	-	-	2.5%	18%
2853.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%

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Chapter 28Last updated May 5, 2026

Chapter 28 - Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes (Sri Lanka Customs 2026)

185 tariff codes · Sri Lanka Customs Tariff 2026

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185 of 185

HS Code	Description	Unit	ICL/SLSI	GEN	Cess	PAL	Excise	SCL	SSCL	VAT
28.01Flourine, chlorine, bromine and iodine
2801.10	Chlorine	kg	-	Free	-	10%	-	-	2.5%	18%
2801.20	Iodine	kg	-	Free	-	10%	-	-	2.5%	18%
2801.30	Fluorine; bromine	kg	-	Free	-	Ex	-	-	2.5%	18%
28.04Hydrogen, rare gases and other non- metals.
2804.10	Hydrogen	m3	-	Free	-	10%	-	-	2.5%	18%
2804.21	Argon	m3	-	Free	-	10%	-	-	2.5%	18%
2804.29	Other	m3	-	Free	-	10%	-	-	2.5%	18%
2804.30	Nitrogen	m3	-	Free	-	10%	-	-	2.5%	18%
2804.40	Oxygen	m3	-	Free	-	Ex	-	-	2.5%	18%
2804.50	Boron; tellurium :	-	-	-	-	-	-	-	-	-
2804.50.10	Tellurium waste and scrap	kg	L	Free	-	Ex	-	-	2.5%	18%
2804.50.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2804.61	Containing by weight not less than 99.99% of silicon	kg	-	Free	-	Ex	-	-	2.5%	18%
2804.69	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2804.70	Phosphorus	kg	L	Free	-	10%	-	-	2.5%	18%
2804.80	Arsenic	kg	L	Free	-	Ex	-	-	2.5%	18%
2804.90.10	Waste and scrap	kg	L	Free	-	Ex	-	-	2.5%	18%
2804.90.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.05Alkali or alkaline-earth metals; rare- earth metals, scandium and yttrium, whether or not intermixed or interalloyed; mercury.
2805.11	Sodium	kg	-	Free	-	10%	-	-	2.5%	18%
2805.12	Calcium	kg	-	Free	-	Ex	-	-	2.5%	18%
2805.19	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2805.30.10	Waste and scrap of rare-earth metals	kg	L	Free	-	Ex	-	-	2.5%	18%
2805.30.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2805.40	Mercury	kg	-	Free	-	10%	-	-	2.5%	18%
28.06Hydrogen chloride (hydrochloric acid); chlorosulphuric acid.
2806.10	Hydrogen chloride (hydrochloric acid)	kg	L	Free	-	10%	-	-	2.5%	18%
2806.20	Chlorosulphuric acid	kg	-	Free	-	Ex	-	-	2.5%	18%
28.09Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined.
2809.10	Diphosphorus pentaoxide	kg	-	Free	-	Ex	-	-	2.5%	18%
2809.20	Phosphoric acid and polyphosphoric acids	kg	-	Free	-	10%	-	-	2.5%	18%
28.11Other inorganic acids and other inorganic oxygen compounds of non-metals.
2811.11	Hydrogen fluoride (hydrofluoric acid)	kg	-	Free	-	Ex	-	-	2.5%	18%
2811.12	Hydrogen cyanide (hydrocyanic acid)	kg	L	Free	-	Ex	-	-	2.5%	18%
2811.19	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2811.21	Carbon dioxide	kg	-	10%	5%	10%	-	-	2.5%	18%
2811.22	Silicon dioxide	kg	-	Free	-	10%	-	-	2.5%	18%
2811.29	Other :	-	-	-	-	-	-	-	-	-
2811.29.10	Nitrous oxide	kg	-	Free	-	10%	-	-	2.5%	18%
2811.29.20	Sulphur dioxide	kg	-	Free	-	Ex	-	-	2.5%	18%
2811.29.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.12Halides and halide oxides of non-metals.
2812.11	Carbonyl dichloride (Phosgene)	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.12	Phosphorus oxychloride	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.13	Phosphorus trichloride	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.14	Phosphorus pentachloride	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.15	Sulphur monochloride	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.16	Sulphur dichloride	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.17	Thionyl chloride	kg	L	Free	-	Ex	-	-	2.5%	18%
2812.19	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2812.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.13Sulphides of non-metals; commercial phosphorus trisulphide.
2813.10	Carbon disulphide	kg	-	Free	-	Ex	-	-	2.5%	18%
2813.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.14Ammonia, anhydrous or in aqueous soluton.
2814.10	Anhydrous ammonia	kg	-	Free	-	10%	-	-	2.5%	18%
2814.20	Ammonia in aqueous solution	kg	-	Free	-	10%	-	-	2.5%	18%
28.15Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium.
2815.11	Solid	kg	-	Free	-	10%	-	-	2.5%	18%
2815.12	In aqueous solution (soda lye or liquid soda)	kg	-	Free	-	10%	-	-	2.5%	18%
2815.20	Potassium hydroxide (caustic potash)	kg	-	Free	-	10%	-	-	2.5%	18%
2815.30	Peroxides of sodium or potassium	kg	-	Free	-	Ex	-	-	2.5%	18%
28.16Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium.
2816.10	Hydroxide and peroxide of magnesium	kg	-	Free	-	Ex	-	-	2.5%	18%
2816.40	Oxides, hydroxides and peroxides, of strontium or barium	kg	-	Free	-	10%	-	-	2.5%	18%
28.18Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide.
2818.10	Artificial corundum, whether or not chemically defined	kg	-	Free	-	10%	-	-	2.5%	18%
2818.20	Aluminium oxide, other than artificial corundum	kg	-	Free	-	10%	-	-	2.5%	18%
2818.30	Aluminium hydroxide	kg	-	Free	-	10%	-	-	2.5%	18%
28.19Chromium oxides and hydroxides.
2819.10	Chromium trioxide	kg	-	Free	-	10%	-	-	2.5%	18%
2819.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.20Manganese oxides.
2820.10	Manganese dioxide	kg	-	Free	-	10%	-	-	2.5%	18%
2820.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.21Iron oxides and hydroxides; earth colours containing 70% or more by weight of combined iron evaluated as Fe2O3.
2821.10	Iron oxides and hydroxides	kg	-	Free	-	10%	-	-	2.5%	18%
2821.20	Earth colours	kg	-	Free	-	10%	-	-	2.5%	18%
28.24Lead oxides; red lead and orange lead.
2824.10	Lead monoxide (litharge, massicot)	kg	-	Free	-	Ex	-	-	2.5%	18%
2824.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.25Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides.
2825.10	Hydrazine and hydroxylamine and their inorganic salts	kg	L	Free	-	Ex	-	-	2.5%	18%
2825.20	Lithium oxide and hydroxide	kg	-	Free	-	Ex	-	-	2.5%	18%
2825.30	Vanadium oxides and hydroxides	kg	-	Free	-	Ex	-	-	2.5%	18%
2825.40	Nickel oxides and hydroxides	kg	-	Free	-	Ex	-	-	2.5%	18%
2825.50	Copper oxides and hydroxides	kg	-	Free	-	Ex	-	-	2.5%	18%
2825.60	Germanium oxides and zirconium dioxide	kg	-	Free	-	10%	-	-	2.5%	18%
2825.70	Molybdenum oxides and hydroxides	kg	-	Free	-	Ex	-	-	2.5%	18%
2825.80	Antimony oxides	kg	-	Free	-	Ex	-	-	2.5%	18%
2825.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.26Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts.
2826.12	Of aluminium	kg	-	Free	-	Ex	-	-	2.5%	18%
2826.19	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2826.30	Sodium hexafluoroaluminate (synthetic cryolite)	kg	-	Free	-	Ex	-	-	2.5%	18%
2826.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.27Chlorides, chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides.
2827.10	Ammonium chloride	kg	-	Free	-	10%	-	-	2.5%	18%
2827.20	Calcium chloride	kg	-	Free	-	10%	-	-	2.5%	18%
2827.31	Of magnesium	kg	-	Free	-	Ex	-	-	2.5%	18%
2827.32	Of aluminium	kg	-	Free	-	10%	-	-	2.5%	18%
2827.35	Of nickel	kg	-	Free	-	Ex	-	-	2.5%	18%
2827.39	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2827.41	Of copper	kg	-	Free	-	Ex	-	-	2.5%	18%
2827.49	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2827.51	Bromides of sodium or of potassium	kg	-	Free	-	10%	-	-	2.5%	18%
2827.59	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2827.60	Iodides and iodide oxides	kg	-	Free	-	10%	-	-	2.5%	18%
28.28Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites.
2828.10	Commercial calcium hypochlorite and other calcium hypochlorites	kg	-	Free	10%	10%	-	-	2.5%	18%
2828.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.29Chlorates and perchlorates; bromates and perbromates; iodates and periodates.
2829.11	Of sodium	kg	L	Free	-	Ex	-	-	2.5%	18%
2829.19	Other	kg	L	Free	-	10%	-	-	2.5%	18%
2829.90	Other	kg	L	Free	-	10%	-	-	2.5%	18%
28.30Sulphides; polysulphides, whether or not chemically defined.
2830.10	Sodium sulphides	kg	-	Free	-	10%	-	-	2.5%	18%
2830.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.31Dithionites and sulphyoxylates.
2831.10	Of sodium	kg	-	Free	-	10%	-	-	2.5%	18%
2831.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.32Sulphites; thiosulphates.
2832.10	Sodium sulphites	kg	-	Free	-	10%	-	-	2.5%	18%
2832.20	Other sulphites	kg	-	Free	-	10%	-	-	2.5%	18%
2832.30	Thiosulphates	kg	-	Free	-	10%	-	-	2.5%	18%
28.33Sulphates; alums; peroxosulphates (persulphates).
2833.11	Disodium sulphate	kg	-	Free	-	10%	-	-	2.5%	18%
2833.19	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2833.21	Of magnesium	kg	-	Free	-	10%	-	-	2.5%	18%
2833.22	Of aluminium	kg	-	Free	-	10%	-	-	2.5%	18%
2833.24	Of nickel	kg	-	Free	-	10%	-	-	2.5%	18%
2833.25	Of copper	kg	-	Free	-	10%	-	-	2.5%	18%
2833.27	Of barium	kg	-	Free	-	10%	-	-	2.5%	18%
2833.29	Other :	-	-	-	-	-	-	-	-	-
2833.29.10	Thallium sulphate	kg	-	Free	-	Ex	-	-	2.5%	18%
2833.29.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2833.30	Alums	kg	-	Free	-	10%	-	-	2.5%	18%
2833.40	Peroxosulphates (perulphates)	kg	-	Free	-	10%	-	-	2.5%	18%
28.34Nitrites; nitrates.
2834.10	Nitrites	kg	L	Free	-	Ex	-	-	2.5%	18%
2834.21	Of potassium	kg	L	Free	-	10%	-	-	2.5%	18%
2834.29.10	Calcium nitrate containing in the dry state not more than 16% by weight of nitrogen	kg	-	Free	-	10%	-	-	2.5%	18%
2834.29.90	Other	kg	L	Free	-	10%	-	-	2.5%	18%
28.35Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined.
2835.10	Phosphinates (hypophosphites) and phosphonates (phosphites)	kg	-	Free	-	10%	-	-	2.5%	18%
2835.22	Of mono- or disodium	kg	-	Free	-	10%	-	-	2.5%	18%
2835.24	Of potassium	kg	-	Free	-	Ex	-	-	2.5%	18%
2835.25	Calcium hydrogenorthophosphate ("dicalcium phosphate")	kg	-	Free	-	10%	-	-	2.5%	18%
2835.26	Other phosphates of calcium	kg	-	Free	-	10%	-	-	2.5%	18%
2835.29	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2835.31	Sodium triphosphates (sodium tripolyphosphate)	kg	-	Free	-	10%	-	-	2.5%	18%
2835.39	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.36Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate.
2836.20	Disodium carbonate	kg	-	Free	-	10%	-	-	2.5%	18%
2836.30	Sodium hydrogencarbonate (sodium bicarbonate)	kg	-	Free	-	10%	-	-	2.5%	18%
2836.40	Potassium carbonates	kg	-	Free	-	10%	-	-	2.5%	18%
2836.50	Calcium carbonate	kg	-	Free	-	10%	-	-	2.5%	18%
2836.60	Barium carbonate	kg	-	Free	-	Ex	-	-	2.5%	18%
2836.91	Lithium carbonates	kg	-	Free	-	Ex	-	-	2.5%	18%
2836.92	Strontium carbonate	kg	-	Free	-	Ex	-	-	2.5%	18%
2836.99	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.37Cyanides, cyanide oxides and complex cyanides.
2837.11	Of sodium	kg	-	Free	-	Ex	-	-	2.5%	18%
2837.19	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2837.20	Complex cyanides	kg	-	Free	-	Ex	-	-	2.5%	18%
28.39Silicates; commercial alkali metal silicates.
2839.11	Sodium metasilicates	kg	-	Free	-	10%	-	-	2.5%	18%
2839.19	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2839.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.40Borates; peroxoborates (perborates).
2840.11	Anhydrous	kg	-	Free	-	Ex	-	-	2.5%	18%
2840.19	Other	kg	-	Free	-	10%	-	-	2.5%	18%
2840.20	Other borates	kg	-	Free	-	10%	-	-	2.5%	18%
2840.30	Peroxoborates (perborates)	kg	-	Free	-	10%	-	-	2.5%	18%
28.41Salts of oxometallic or peroxometallic acids.
2841.30	Sodium dichromate	kg	-	Free	-	Ex	-	-	2.5%	18%
2841.50	Other chromates and dichromates; peroxochromates	kg	-	Free	-	10%	-	-	2.5%	18%
2841.61	Potassium permanganate	kg	L	Free	-	10%	-	-	2.5%	18%
2841.69	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2841.70	Molybdates	kg	-	Free	-	10%	-	-	2.5%	18%
2841.80	Tungstates (wolframates)	kg	-	Free	-	Ex	-	-	2.5%	18%
2841.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.42Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides.
2842.10	Double or complex silicates, including aluminosilicates whether or not chemically defined	kg	-	Free	-	10%	-	-	2.5%	18%
2842.90	Other :	-	-	-	-	-	-	-	-	-
2842.90.10	Arsenates	kg	-	Free	-	Ex	-	-	2.5%	18%
2842.90.20	Arsenites	kg	-	Free	-	Ex	-	-	2.5%	18%
2842.90.30	Fulminates, cyanates and thiocyanates	kg	L	Free	-	Ex	-	-	2.5%	18%
2842.90.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.43Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals.
2843.10	Colloidal precious metals	kg	-	Free	-	Ex	-	-	2.5%	18%
2843.21	Silver nitrate	kg	-	Free	-	10%	-	-	2.5%	18%
2843.29	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
2843.30	Gold compounds	kg	L	Free	-	Ex	-	-	2.5%	18%
2843.90	Other compounds; amalgams	kg	-	Free	-	10%	-	-	2.5%	18%
28.44Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes)and their compounds; mixtures and residues containing these products.
2844.10	Natural uranium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing natural uranium or natural uranium compounds	kg	L	Free	-	10%	-	-	2.5%	18%
2844.20	Uranium enriched in U 235 and its compounds; plutonium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium enriched in U 235, plutonium or compounds of these products	kg	L	Free	-	Ex	-	-	2.5%	18%
2844.30	Uranium depleted in U 235 and its compounds; thorium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing uranium depleted in U 235, thorium or compounds of these products	kg	L	Free	-	Ex	-	-	2.5%	18%
2844.40.00	Radioactive elements and isotopes and compounds other than those of subheading 2844.10, 2844.20 or 2844.30; alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds; radioactive residues :	-	-	-	-	-	-	-	-	-
2844.41	Tritium and its compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing tritium or its compounds.	kg	L	Free	-	Ex	-	-	2.5%	18%
2844.42	Actinium-225, actinium-227, californium-253, curium-240, curium-241, curium-242, curium- 243, curium-244, einsteinium-253, einsteinium- 254, gadolinium-148, polonium-208, polonium- 209, polonium-210, radium-223, uranium-230 or uranium-232, and their compounds; alloys, dispersions (including cermets), ceramic products and mixtures containing these elements or compounds	kg	L	Free	-	Ex	-	-	2.5%	18%
2844.43	Other radioactive elements and isotopes and compounds; other alloys, dispersions (including cermets), ceramic products and mixtures containing these elements, isotopes or compounds.	kg	L	Free	-	Ex	-	-	2.5%	18%
2844.44	Radioactive residues.	kg	L	Free	-	Ex	-	-	2.5%	18%
2844.50	Spent (irradiated) fuel elements (cartridges) of nuclear reactors	kg	L	Free	-	Ex	-	-	2.5%	18%
28.45Isotopes other than those of heading 28.44; compounds, inorganic or organic, of such isotopes, whether or not chemically defined.
2845.10	Heavy water (deuterium oxide)	kg	L	Free	-	Ex	-	-	2.5%	18%
2845.20	Boron enriched in boron-10 and its compounds	kg	-	Free	-	Ex	-	-	2.5%	18%
2845.30	Lithium enriched in lithium-6 and its compounds	kg	-	Free	-	Ex	-	-	2.5%	18%
2845.40	Helium-3	kg	-	Free	-	Ex	-	-	2.5%	18%
2845.90	Other	kg	L	Free	-	10%	-	-	2.5%	18%
28.46Compounds, inorganic or organic, of rare- earth metals, of yttrium or of scandium or of mixtures of these metals.
2846.10	Cerium compounds	kg	-	Free	-	Ex	-	-	2.5%	18%
2846.90	Other	kg	-	Free	-	10%	-	-	2.5%	18%
28.49Carbides, whether or not chemically defined.
2849.10	Of calcium	kg	-	Free	-	10%	-	-	2.5%	18%
2849.20	Of silicon	kg	-	Free	-	10%	-	-	2.5%	18%
2849.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%
28.52Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams.
2852.10	Chemically defined	kg	L	Free	-	Ex	-	-	2.5%	18%
2852.90	Other	kg	L	Free	-	Ex	-	-	2.5%	18%
28.53Phosphides, 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.
2853.10	Cyanogen chloride (Chlorcyan)	kg	L	Free	-	Ex	-	-	2.5%	18%
2853.90	Other	kg	-	Free	-	Ex	-	-	2.5%	18%

Click any HS code to view the full 7-layer duty breakdown.