HS chapter
28
Inorganic chemicals; organic or inorganic compounds of precious metals, of rare-earth metals, of radioactive elements or of isotopes
402 UK codes·336 US codes· 50 headings
012801Fluorine, chlorine, bromine and iodine
UK commodity codes (4)
MFN 0%
US HTS codes (4)
MFN 3.7%–5.5% (2/4)
022802Sulphur, sublimed or precipitated; colloidal sulphur
UK commodity codes (1)
MFN varies (non-% / conditional)
US HTS codes (1)
MFN varies (non-% / conditional)
032803Carbon (carbon blacks and other forms of carbon not elsewhere specified or included)
UK commodity codes (1)
MFN varies (non-% / conditional)
US HTS codes (2)
MFN varies (non-% / conditional)
042804Hydrogen, rare gases and other non-metals
UK commodity codes (16)
MFN 0%–4%
- 2804100000Hydrogen
- 2804210000Argon
- 2804291000Helium
- 2804300000Nitrogen
- 2804400000Oxygen
- 2804501000Boron
- +10 more UK codes in this heading
US HTS codes (16)
MFN 3.7%–5.5% (10/16)
052805Alkali or alkaline-earth metals; rare-earth metals, scandium and yttrium, whether or not intermixed or interalloyed; mercury
UK commodity codes (30)
MFN 0%–4%
- 2805110000Sodium
- 2805120010Calcium with a purity of 98 % or more by weight, in powder or wire form (CAS RN 7440-70-2)
- 2805191000Strontium and barium
- 2805199020Lithium metal of a purity by weight of 98,8 % or more (CAS RN 7439-93-2)
- 2805301010Alloy of cerium with other rare-earth metals, containing by weight 47 % or more of cerium
- 2805301030Containing both neodymium and dysprosium
- +24 more UK codes in this heading
US HTS codes (13)
MFN 1.7%–5.5% (12/13)
- 2805110000Sodium
- 2805120000Calcium
- 2805191000Strontium
- 2805192000Barium
- 2805199010Lithium
- 2805300005Lanthanum
- +7 more US codes in this heading
062806Hydrogen chloride (hydrochloric acid); chlorosulphuric acid
UK commodity codes (2)
MFN 0%
US HTS codes (2)
MFN 4.2% (1/2)
072807Sulphuric acid; oleum
UK commodity codes (1)
MFN varies (non-% / conditional)
US HTS codes (1)
MFN varies (non-% / conditional)
082808Nitric acid; sulphonitric acids
UK commodity codes (1)
MFN varies (non-% / conditional)
US HTS codes (2)
MFN varies (non-% / conditional)
092809Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined
UK commodity codes (2)
MFN 0%
US HTS codes (5)
MFN varies (non-% / conditional)
102810Oxides of boron; boric acids
UK commodity codes (2)
MFN 0%
US HTS codes (1)
MFN 1.5%
112811Other inorganic acids and other inorganic oxygen compounds of non-metals
UK commodity codes (17)
MFN 0%–4%
- 2811110000Hydrogen fluoride (hydrofluoric acid)
- 2811120000Hydrogen cyanide (hydrocyanic acid)
- 2811191000Hydrogen bromide (hydrobromic acid)
- 2811198040Arsenic acid (CAS RN 7778-39-4)
- 2811198050Sulphamidic acid (CAS RN 5329-14-6) with a purity by weight of 95 % or more, whether or not with not more than 5 % addition of the anti-caking agent silicon dioxide (CAS RN 112926-00-8)
- 2811198060Phosphorous acid, in solid or liquid (aqueous) forms, also denominated phosphonic acid, usually falling under Chemical Abstracts Service ('CAS') numbers 13598-36-2 and 10294-56-1. The Customs and Statistics (‘CUS’) numbers usually corresponding to this product are 0021895-1 and 0043878-8.
- +11 more UK codes in this heading
US HTS codes (13)
MFN 2.3%–4.2% (8/13)
122812Halides and halide oxides of non-metals
UK commodity codes (13)
MFN 4%
US HTS codes (11)
MFN 3.7% (10/11)
132813Sulphides of non-metals; commercial phosphorus trisulphide
UK commodity codes (3)
MFN 0%
US HTS codes (4)
MFN 3.7% (2/4)
142814Ammonia, anhydrous or in aqueous solution
UK commodity codes (2)
MFN 4%
US HTS codes (2)
MFN varies (non-% / conditional)
152815Sodium hydroxide (caustic soda); potassium hydroxide (caustic potash); peroxides of sodium or potassium
UK commodity codes (4)
MFN 4%
162816Hydroxide and peroxide of magnesium; oxides, hydroxides and peroxides, of strontium or barium
UK commodity codes (3)
MFN 0%
US HTS codes (3)
MFN 2%–4.2%
172817Zinc oxide; zinc peroxide
UK commodity codes (1)
MFN varies (non-% / conditional)
US HTS codes (1)
MFN varies (non-% / conditional)
182818Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide
UK commodity codes (18)
MFN 4% (17/18)
- 2818101110Sol-Gel corundum (CAS RN 1302-74-5) with an aluminium oxide content of 99,6 % or more by weight, having a micro crystalline structure in the form of rods with an aspect ratio of 1,3 or more, but not more than 6,0
- 2818101120Sintered corundum with a micro crystalline structure, consisting of aluminium oxide (CAS RN 1344-28-1) and magnesium aluminate (CAS RN 12068-51-8), with a content by weight (calculated as oxides) of: -92 % or more of aluminium oxide, and -8 % or less of magnesium oxide
- 2818101130Sintered Sol-Gel corundum or pre-sintered Sol-Gel with an aluminium oxide content of 99,6% or more by weight, having a microcrystalline structure in the form of rods with an aspect ratio of 1,3 or more, but not more than 6,0
- 2818101140Sintered Sol-Gel corundum or pre-sintered Sol-Gel with a microcrystalline structure, consisting of aluminium oxide, with a composition by weight (as oxides) of at least 98,5% aluminium oxide, other than with an aluminium oxide content of 99,6% or more by weight, having a microcrystalline structure in the form of rods with an aspect ratio of 1,3 or more, but not more than 6,0
- 2818101191Fused alumina where both of the following apply: (i) between 5% and 35% of the product by weight is below the lowest grain size limit set out in the specification for the product and; (ii) between 1% and 10% of the product by weight is above the upper grain size limit set out in the specification for the product
- 2818101900With 50 % or more of the total weight having a particle size of more than 10 mm
- +12 more UK codes in this heading
192819Chromium oxides and hydroxides
UK commodity codes (6)
MFN 0%
US HTS codes (2)
MFN 3.7%
202820Manganese oxides
UK commodity codes (4)
MFN 0%
US HTS codes (2)
MFN 4.7%
212821Iron oxides and hydroxides; earth colours containing 70 % or more by weight of combined iron evaluated as Fe2O3
UK commodity codes (2)
MFN 4%
US HTS codes (6)
MFN 3.7%–5.5%
222822Cobalt oxides and hydroxides; commercial cobalt oxides
UK commodity codes (1)
MFN varies (non-% / conditional)
US HTS codes (2)
MFN 0.1%
232823Titanium oxides
UK commodity codes (6)
MFN 0%
- 2823000010Titanium dioxide (CAS RN 13463-67-7): - of a purity by weight of 99,9 % or more, - with an average grain-size of 0,7 μm or more but not more than 2,1 μm
- 2823000030Other titanium dioxides, in all forms, as titanium oxides or in pigments and preparations based on titanium dioxide, containing a minimum of 80% by weight of titanium dioxide calculated on the dry matter, having all types of particle sizes (CAS RN 12065-65-5, 13463-67-7)
- 2823000080Titanium dioxide (CAS RN 13463-67-7): - of a purity by weight of 99,9 % or more, - with an average grain-size of 0,7 μm or more but not more than 2,1 μm
- 2823000083Other titanium dioxides, in all forms, as titanium oxides or in pigments and preparations based on titanium dioxide, containing a minimum of 80% by weight of titanium dioxide calculated on the dry matter, having all types of particle sizes (CAS RN 12065-65-5, 13463-67-7)
- 2823000040Other
- 2823000085Other
US HTS codes (1)
MFN 5.5%
242824Lead oxides; red lead and orange lead
UK commodity codes (2)
MFN 0%
252825Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides
UK commodity codes (22)
MFN 0%–4%
- 2825100010Hydroxylammonium chloride (CAS RN 5470-11-1)
- 2825200010Lithium hydroxide monohydrate (CAS RN 1310-66-3)
- 2825300000Vanadium oxides and hydroxides
- 2825400000Nickel oxides and hydroxides
- 2825500020Copper (I or II) oxide containing by weight 78 % or more of copper and not more than 0,03 % of chloride
- 2825500030Copper (II) oxide (CAS RN 1317-38-0), with a particle size of not more than 100 nm
- +16 more UK codes in this heading
US HTS codes (19)
MFN 3.2%–5.5% (16/19)
262826Fluorides; fluorosilicates, fluoroaluminates and other complex fluorine salts
UK commodity codes (8)
MFN 0%
- 2826120000Of aluminium
- 2826191000Of ammonium or of sodium
- 2826199010Tungsten hexafluoride with a purity of 99,9 % by weight or more (CAS RN 7783-82-6)
- 2826300000Sodium hexafluoroaluminate (synthetic cryolite)
- 2826901000Dipotassium hexafluorozirconate
- 2826908030Lithium hexafluorophosphate (CAS RN 21324-40-3) with a purity by weight of 99 % or more
- +2 more UK codes in this heading
US HTS codes (8)
MFN 3.1%–4.1% (4/8)
272827Chlorides, chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides
UK commodity codes (20)
MFN 0%–4%
- 2827100000Ammonium chloride
- 2827200000Calcium chloride
- 2827310000Of magnesium
- 2827320000Of aluminium
- 2827350000Of nickel
- 2827391000Of tin
- +14 more UK codes in this heading
US HTS codes (24)
MFN 1.5%–5.5% (19/24)
282828Hypochlorites; commercial calcium hypochlorite; chlorites; hypobromites
UK commodity codes (3)
MFN 4%
US HTS codes (2)
MFN 2.4%–3.7%
292829Chlorates and perchlorates; bromates and perbromates; iodates and periodates
UK commodity codes (5)
MFN 0%–4%
US HTS codes (6)
MFN 3.1%–3.7% (3/6)
302830Sulphides; polysulphides, whether or not chemically defined
UK commodity codes (3)
MFN 4%
312831Dithionites and sulphoxylates
UK commodity codes (2)
MFN 0%
US HTS codes (3)
MFN 5.5% (2/3)
322832Sulphites; thiosulphates
UK commodity codes (3)
MFN 4%
US HTS codes (4)
MFN 1.5%–3.1%
332833Sulphates; alums; peroxosulphates (persulphates)
UK commodity codes (16)
MFN 2%–4% (15/16)
US HTS codes (21)
MFN 0.4%–5.5% (17/21)
- 2833111000Salt cake
- 2833115010Anhydrous
- 2833210000Of magnesium
- 2833220000Of aluminum
- 2833240000Of nickel
- 2833250000Of copper
- +15 more US codes in this heading
342834Nitrites; nitrates
UK commodity codes (5)
MFN 2%–4%
US HTS codes (7)
MFN 3.1%–5.5% (5/7)
- 2834101000Of sodium
- 2834210000Of potassium
- 2834290500Of bismuth
- 2834291000Of calcium
- 2834292000Of strontium
- 2834105000Other
- +1 more US codes in this heading
352835Phosphinates (hypophosphites), phosphonates (phosphites) and phosphates; polyphosphates, whether or not chemically defined
UK commodity codes (14)
MFN 0%–4%
- 2835100010Sodium hypophosphite monohydrate (CAS RN 10039-56-2)
- 2835100030Aluminium Phosphinate (CAS RN 7784-22-7)
- 2835100040Calcium phosphinate (CAS RN 7789-79-9) with a purity by weight of 98 % or more
- 2835100050Sodium hypophosphite (CAS RN 7681-53-0) with a purity by weight of 97 % or more or as aqueous solution containing by weight 55 % or more but not more than 65 % of sodium hypophosphite
- 2835220000Of mono- or disodium
- 2835240000Of potassium
- +8 more UK codes in this heading
US HTS codes (12)
MFN 1.4%–4.1% (9/12)
362836Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate
UK commodity codes (13)
MFN 0%–4%
- 2836200000Disodium carbonate
- 2836300000Sodium hydrogencarbonate (sodium bicarbonate)
- 2836400000Potassium carbonates
- 2836500000Calcium carbonate
- 2836600010Barium carbonate with a strontium content of more than 0,07% by weight and a sulphur content of more than 0,0015% by weight, whether in powder, pressed granular or calcined granular form
- 2836910020Lithium carbonate, containing one or more of the following impurities at the concentrations indicated: - 2 mg/kg or more of arsenic, - 200 mg/kg or more of calcium, - 200 mg/kg or more of chlorides, - 20 mg/kg or more of iron, - 150 mg/kg or more of magnesium, - 20 mg/kg or more of heavy metals, - 300 mg/kg or more of potassium, - 300 mg/kg or more of sodium, - 200 mg/kg or more of sulphates, determined according to the methods specified in the European Pharmacopœia
- +7 more UK codes in this heading
US HTS codes (15)
MFN 0.5%–5.5% (13/15)
372837Cyanides, cyanide oxides and complex cyanides
UK commodity codes (5)
MFN 0%
US HTS codes (6)
MFN 1.1%–1.7% (2/6)
382839Silicates; commercial alkali metal silicates
UK commodity codes (4)
MFN 0%
US HTS codes (4)
MFN 1.1%–3.1%
392840Borates; peroxoborates (perborates)
UK commodity codes (9)
MFN 0%
- 2840110000Anhydrous
- 2840191000Disodium tetraborate pentahydrate
- 2840201000Borates of sodium, anhydrous
- 2840209010Zinc borate (CAS RN 12767-90-7)
- 2840209020Barium borate (CAS RN 13701-59-2) with a purity by weight of 99 % or more
- 2840300010Sodium peroxometaborate (Sodium perborate) (CAS RN 7632-04-4)
- +3 more UK codes in this heading
US HTS codes (5)
MFN 0.1%–3.7%
402841Salts of oxometallic or peroxometallic acids
UK commodity codes (24)
MFN 4%
- 2841300000Sodium dichromate
- 2841500011Potassium dichromate (CAS RN 7778-50-9) with a purity by weight of 99% or more, for use as intermediate for the production of chrome
- 2841500020Lead chromate (CAS RN 7758-97-6)
- 2841500030Dichromium tris(chromate) (CAS RN 24613-89-6)
- 2841500040Ammonium dichromate (CAS RN 7789-09-5)
- 2841500050Pentazinc chromate octahydroxide (CAS RN 49663-84-5)
- +18 more UK codes in this heading
US HTS codes (17)
MFN 1.5%–5.5%
412842Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than azides
UK commodity codes (13)
MFN 0%
- 2842100010Synthetic Beta Zeolite powder
- 2842100020Synthetic chabasite zeolite powder
- 2842100050Fluorphlogopite (CAS RN 12003-38-2)
- 2842100060Aluminosilicate (CAS RN 1318-02-1) with -a purity by weight of 94 % or more, -a zeolite structure of aluminophosphate-eighteen (AEI), and -a phase purity of 90 % or more for use in the manufacture of copper zeolite or washcoat used in the automotive catalyst production
- 2842901010Sodium selenate (CAS RN 13410-01-0)
- 2842902000Lithium iron phosphate
- +7 more UK codes in this heading
422843Colloidal precious metals; inorganic or organic compounds of precious metals, whether or not chemically defined; amalgams of precious metals
UK commodity codes (8)
MFN 2%–4% (5/8)
- 2843101000Silver
- 2843210000Silver nitrate
- 2843300000Gold compounds
- 2843901010Dental amalgam
- 2843109000Other
- 2843290000Other
- +2 more UK codes in this heading
432844Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes) and their compounds; mixtures and residues containing these products
UK commodity codes (28)
MFN 0%–4%
US HTS codes (23)
MFN 5%–5.5% (5/23)
- 2844101000Uranium metal
- 2844102010Oxide
- 2844102025Hexafluoride
- 2844200010Oxide
- 2844200020Fluorides
- 2844301000Thorium compounds
- +17 more US codes in this heading
442845Isotopes other than those of heading 2844; compounds, inorganic or organic, of such isotopes, whether or not chemically defined
UK commodity codes (9)
MFN 0%
- 2845100000Heavy water (deuterium oxide)
- 2845200000Boron enriched in boron-10 and its compounds
- 2845300000Lithium enriched in lithium-6 and its compounds
- 2845400000Helium-3
- 2845901000Deuterium and compounds thereof; hydrogen and compounds thereof, enriched in deuterium; mixtures and solutions containing these products
- 2845909020Water enriched at a level of 95 % or more by weight with oxygen-18 (CAS RN 14314-42-2)
- +3 more UK codes in this heading
US HTS codes (5)
MFN varies (non-% / conditional)
452846Compounds, inorganic or organic, of rare-earth metals, of yttrium or of scandium or of mixtures of these metals
UK commodity codes (20)
MFN 0%
- 2846100010Rare-earth concentrate containing by weight 60 % or more but not more than 95 % of rare-earth oxides and not more than 1 % each of zirconium oxide, aluminium oxide or iron oxide, and having a loss on ignition of 5 % or more by weight
- 2846100020Dicerium tricarbonate, whether or not hydrated (CAS RN 537-01-9)
- 2846100030Cerium lanthanum carbonate, whether or not hydrated
- 2846903000Scandium compounds
- 2846904000Lanthanum compounds
- 2846905030Praseodymium compounds
- +14 more UK codes in this heading
US HTS codes (11)
MFN 3.7%–5.5% (5/11)
- 2846100010Cerium oxides
- 2846902005Containing lanthanum as the predominant metal
- 2846902015Containing yttrium or scandium as the predominant metal
- 2846902082Containing yttrium or scandium as the predominant metal
- 2846904000Yttrium bearing materials and compounds containing by weight more than 19 percent but less than 85 percent yttrium oxide equivalent
- 2846908070Containing lanthanum as the predominant metal
- +5 more US codes in this heading
462847Hydrogen peroxide, whether or not solidified with urea
UK commodity codes (1)
MFN varies (non-% / conditional)
US HTS codes (1)
MFN 3.7%
472849Carbides, whether or not chemically defined
UK commodity codes (7)
MFN 4%
- 2849100000Of calcium
- 2849200000Of silicon
- 2849901000Of boron
- 2849903000Of tungsten
- 2849905010Of tantalum
- 2849905090Other
- +1 more UK codes in this heading
US HTS codes (7)
MFN 0.5%–5.5% (6/7)
482850Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, other than compounds which are also carbides of heading 2849
UK commodity codes (11)
MFN 4%
- 2850002010Silane (CAS RN 7803-62-5)
- 2850002040Germanium tetrahydride (CAS RN 7782-65-2)
- 2850002060Disilane (CAS RN 1590-87-0)
- 2850002070Cubic Boron nitride (CAS RN 10043-11-5)
- 2850002080Arsine (CAS RN 7784-42-1) with a purity by volume of 99,999% or more, for use in the production of semiconductors
- 2850006010Sodium azide (CAS RN 26628-22-8)
- +5 more UK codes in this heading
US HTS codes (5)
MFN 3.7%–5.5% (4/5)
492852Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams
UK commodity codes (2)
MFN 0%
502853Phosphides, 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
UK commodity codes (5)
MFN 2%–4%