Heading 2840 — Borates; peroxoborates (perborates)

Other headings in Chapter 28

• 2800 —
• 2801 — Fluorine, chlorine, bromine and iodine
• 2802 — Sulphur, sublimed or precipitated; colloidal sulphur
• 2803 — Carbon (carbon blacks and other forms of carbon not elsewhere specified or included)
• 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 pentaoxide; phosphoric acid; polyphosphoric acids, whether or not chemically defined
• 2810 — Oxides of boron; boric acids
• 2811 — Other inorganic acids and other inorganic oxygen compounds of non-metals
• 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; zinc peroxide
• 2818 — Artificial corundum, whether or not chemically defined; aluminium oxide; 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 Fe@2O@3
• 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; 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 (current)
• 2841 — Salts of oxometallic or peroxometallic acids
• 2842 — Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not chemically defined), other than 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 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
• 2848 — Phosphides, whether or not chemically defined, excluding ferrophosphorus
• 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 2849
• 2852 — Inorganic or organic compounds of mercury, whether or not chemically defined, excluding amalgams
• 2853 — Phosphides, 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