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

2802Sulphur, sublimed or precipitated; colloidal sulphur

2803Carbon (carbon blacks and other forms of carbon not elsewhere specified or included)

2807Sulphuric acid; oleum

UK commodity codes (1)
US HTS codes (1)

2808Nitric acid; sulphonitric acids

2810Oxides of boron; boric acids

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

2817Zinc oxide; zinc peroxide

2818Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide

UK commodity codes (18)
US HTS codes (5)

2821Iron oxides and hydroxides; earth colours containing 70 % or more by weight of combined iron evaluated as Fe2O3

2822Cobalt oxides and hydroxides; commercial cobalt oxides

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

2831Dithionites and sulphoxylates

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

2844Radioactive chemical elements and radioactive isotopes (including the fissile or fertile chemical elements and isotopes) and their compounds; mixtures and residues containing these products

2847Hydrogen peroxide, whether or not solidified with urea

2853Phosphides, 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