2827 51 00 — Chlorides, chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides: bromides and bromide oxides: bromides of sodium or of potassium

2827 Chlorides, chloride oxides and chloride hydroxides; bromides and bromide oxides; iodides and iodide oxides: 2827 10 – ammonium chloride 2827 20 – calcium chloride – other chlorides: 2827 31 – – of magnesium 2827 32 – – of aluminium 2827 35 – – of nickel 2827 39 – – other – chloride oxides and chloride hydroxides: 2827 41 – – of copper 2827 49 – – other – bromides and bromide oxides: 2827 51 – – bromides of sodium or of potassium 2827 59 – – other 2827 60 – iodides and iodide oxides

Subject to the exclusions mentioned in the General Explanatory Note to this sub-Chapter, this heading covers chlorides, chloride oxides (oxychlorides), chloride hydroxides (hydroxychlorides), bromides, bromide oxides (oxybromides), iodides and iodide oxides (oxyiodides) of metals or of the ammonium ion (NH4+). Halides and halide oxides of non-metals are excluded from this heading (heading 2812).

(A) Chlorides This includes salts of hydrogen chloride (heading 2806). The main chlorides are: (1) Ammonium chloride (nashatyr, ammonium chloride, NH 4Cl). Receive neutralization of hydrogen chloride by ammonia. It exists in the form of a crystalline mass, powder, sequins or pieces formed during sublimation. The pure product is colorless; contaminated becomes yellowish; soluble in water. Used for etching metals, staining and printing textile materials, for tanning as fertilizer, in the manufacture of Leclancche elements, as a hardener of varnishes or adhesives, when applying a galvanic coating, in photography (fixing solutions), etc. See the note to heading 3102 relating to fertilizers containing ammonium chloride. (2) Calcium chloride (CACl2). It is obtained by extraction from natural Stassfurt salts or as a by-product in the production of sodium carbonate. White, yellowish or brown product depending on the degree of purity. Hygroscopic, can exist as castings or in a melted state, as a porous mass or flakes, or can be hydrated with 6 water molecules (crystalline or granular). It is used in cooling mixtures, to work with concrete at low temperatures, as a dust additive for road surfaces or earth floors, as a catalyst, as a dehydrating or condensing agent in organic synthesis (for example, when obtaining amines from phenol) and for draining gases. It is also used in medicine. (3) Magnesium chloride (MgCl2). A byproduct of extraction of potassium salts. It can be presented in the form of anhydrous transparent mass, cylinders, tablets and prisms. In the hydrated state it has the form of colorless needles. It dissolves in water. It is used in the production of very durable cements (for example, for the manufacture of monolithic plates for coatings), cotton or other textile materials, as a disinfectant or antiseptic in medicine, as well as for fire-resistant wood. This heading does not cover natural magnesium chloride (bischofite) (heading 2530). (4) Aluminum chloride (AlCl3). Received by the action of chlorine on aluminum or hydrogen chloride on aluminum oxide. It is in anhydrous or crystalline state, as well as in the form of aqueous syrupy solutions. Anhydrous salt smokes in the air. Solid chloride is used in organic synthesis, as an etching during dyeing, etc. In aqueous solutions, it is used to protect wood, etch wool, as a disinfectant, etc. (5) Iron chlorides:

(a) ferrous chloride (FeCl2). Anhydrous (scales, flakes or greenish-yellow powder) or hydrated, e.g., with 4 molecules of water (green or bluish crystals); it may be presented as green aqueous solutions. It oxidises in air, turning yellow. It is usually stored in tightly closed bottles to which a few drops of alcohol are added to prevent oxidation. Used as a reducing agent and mordant; (b) ferric chloride (FeCl3). Obtained by dissolving iron oxide, iron carbonate or iron metal in hydrochloric acid or in aqua regia, and also by passing chlorine gas over red-hot iron. The anhydrous product is a yellow, brown or garnet-coloured mass, deliquescent in air and soluble in water. The hydrated product (with 5 or 12 molecules of water) consists of orange, red or purple crystals. Commercial liquid ferric chloride is supplied as a dark red aqueous solution. It is more widely used than ferrous chloride, e.g., for the purification of industrial water, as a mordant, in photography and photogravure, for patinating iron, in medicine (as haemostatic or vasoconstrictor preparations) and above all as an oxidising agent. (6) Cobalt dichloride (cobaltous chloride) (CoCl2·6H2O). Pink, red or purple crystals, soluble in water, turning blue when heated. Used in the manufacture of hygrometers, sympathetic inks (paints) or as an absorbent in gas masks. (7) Nickel dichloride (NiCl2). Anhydrous in yellow scales or flakes, or hydrated with 6 molecules of water as deliquescent green crystals; very soluble in water. Used as a mordant in dyeing, in electrolysis (nickel-plating baths) or as an absorbent in gas masks. (8) Zinc chloride (ZnCl2). Obtained by passing hydrogen chloride over roasted zinc ore (blende or calamine) (heading 2608) or by extraction from the ash and residues of heading 2620. A white crystalline mass (butter of zinc), fused or granulated. A rapidly deliquescent, water-soluble, alkaline and very toxic product. Used as an antiseptic, fungicide, dehydrating agent, for fireproofing wood, for preserving hides, for hardening cellulose (manufacture of vulcanised fibre) and in organic synthesis. It is also used as a soldering flux, as a mordant in dyeing or printing, for refining oils, for the preparation of dental cements or medicaments (caustic antiseptics). (9) Tin chlorides: (a) stannous chloride (tin dichloride) (SnCl2). A rubber-like mass or white or yellowish crystals (with 2 molecules of water). It may also be presented as a solution of the same colour. It is corrosive and deteriorates in air. Used as a reducing agent or mordant in textile dyeing, in dyeing vats (tin salt for dyeing), as a tin weighting for silk or for electrolytic tinning; (b) stannic chloride (tin tetrachloride) (SnCl4). In the anhydrous state, a colourless or yellowish liquid, fuming (white fumes) in moist air. In the hydrated state it forms colourless crystals. It may also exist as a gelatinous mass (butter of tin). Used as a mordant in the textile industry or as a weighting (tin weighting for silk), or in

mixtures with chloride of divalent tin and salts of mi gold are used to obtain casium purple for decorating porcelain. (10) Barium chloride (BaCl2). It is obtained from natural carbonate (viterite) or barium sulfate (barite). Soluble in water; can be anhydrous or fused (yellow powder), or hydra ate 2 water molecules (plate crystals or tablets) product. Used in dyeing, in the production of ceramics, as a means of combating parasites or as rat poison, for the treatment of industrial waters, etc. (11) Titanium chloride is the most important titanium tetrachloride (TiCl 4), obtained in the metallurgical production of titanium by the action of chlorine on a mixture of carbon and natural titanium dioxide (rutil, brucite, anatase). A colorless or yellowish liquid with a caustic smell; smokes in moist air; pog glosses moisture and is hydrolyzed by water. It is used to obtain etchings used in dyeing (titanium herbs), to give ceramic products an overflow, to form a smoke screen or in organic synthesis. (12) Chromium chlorides: (a) chloride d vuhvalent chromium (CrCl2). Needle crystals or cobalt blue solutions. Reductant; (b) trivalent chromium chloride (CrCl3). Pink or orange crystalline scales, hydrated (with 6 or 12 water molecules) are green or purple crystals. It is used as an herb for dyeing textile materials, for tanning, for electrodeposition of chromium, in organic synthesis and for obtaining sintered chromium. (13) Manganese dichloride (MnCl2). Prepared by treatment of natural carbonate, rhodocrosite or dialogite (heading 2602) with hydrogen chloride. In the anhydrous state, it is a pink crystalline mass or in the hydrated state (with 4 water molecules) is a crystalline product of pink color a, floating in air and soluble in water. Used in the manufacture of coloring agents of brown color or certain drugs, as a catalyst and in the printing of textile materials. (14) Copper chlorides: (a) monovalent honey chloride and (copper monochloride) (CuCl). Crystalline powder or colorless crystals, practically insoluble in water, is oxidized in air. Used in metallurgical production of nickel and silver or as a catalyst; (b) chloride of divalent copper (CuCl2·2H2O). Floating green crystals soluble in water. Used in the printing of textile materials, in photography or in electrolysis; as a catalyst, antiseptic, disinfectant or insecticide, in the production of paints and in the pyrot echnic (Bengal lights). Natural copper chloride, nantokite, falls in heading 2530. (15) Antimony chlorides: (a) antimony trichloride (antimony oil) (SbCl 3). Prepared by treatment of natural sulfide (stibnite) (heading 2617) with hydrogen chloride. All is rubbed in the form of colorless translucent lumps; absorbs atmospheric moisture, acquiring an oily appearance; a caustic substance. Used for bronze or etching

metals, as an herb, for the manufacture of varnishes, for skin finishing, for the production of antimony oxide or in veterinary medicine; (b) antimony pentachloride (SbCl5). A colorless liquid that smokes in moist air; decomposes with water. It is used as a chlorine carrier in organic synthesis and as a fumigant. This category does not include sodium chloride and calium chloride, which, even in their pure form, fall in headings 2501 and 3104 or 3105, respectively. This heading also excludes a compound erroneously referred to as “chlorine lime”, which is a technical calcium hypochlorite (heading 2828). Mercury chlorides (mercury chloride (I) and mercury chloride (II)) are classified in heading 2852. (B) chloride oxide and chloride hydroxide This includes chloride oxide (oxychlorides) and chloride hydroxide (hydroxychlorides) of metals. These include: (1) Oxide xl orides and copper chloride hydroxide. Crystalline blue powders. Used as insecticides, fungicides or pigments. This heading does not cover natural copper chloride hydroxide (atacamite) (heading 2603). (2) Aluminum chloride hydroxide (Al2Cl(OH)5·H2O). Yellow and white powder. It is used as a deodorant in cosmetics. (3) Chromium chloride oxide (chromyl chloride) (CrCl 2O2). Red liquid with an irritating smell; smokes in moist air and decomposes with water. It is used in tanning, as an etching and oxidizing agent. (4) Tin chloride oxide. Gray or white amorphous pieces soluble in water. Used as a weed. (5) Antimony chloride oxide (SbClO). White powder used to produce substances that form smoke, pigments, medicines. (6) Chlorid oxide and lead chloride hydroxide: White powders obtained by treating lead oxide (gleta) with alkali metal chloride. Used to produce lead chromates, as pigments (yellow pigment) to make watercolors, oil paints or adhesive paints and other more complex pigments. (7) Bismuth chloride oxide (hismutyl chloride) (BiClO). White powder is used as a pigment (pearl white) in the manufacture of artificial pearls. (C) Bromides and oxide bromide This includes salts of hydrogen bromide (heading 2811) and oxide bromide (oxybromides). (1) Sodium bromide (NaBr). It is obtained similarly to ammonium bromide or treatment of iron bromide with sodium salt (iron bromide is obtained by direct action of bromine on iron shavings). When crystallization at a temperature above 51 ° C, the product is obtained in a very unstable anhydrous state. If the crystallization is carried out at a lower temperature, the product is hydrated with 2 water molecules and is a large cubic crystal. Colorless gig is a roscopic substance soluble in water. It is used in medicine and photography.

(2) Potassium bromide (KBr). Prepared and used similarly sodium bromide. Anhydrous product exists in the form of large crystals. (3) Ammonium bromide (NH4Br). Produced by the action of bromine and hydrogen on ammonia. Colorless crystals, soluble in water; in air it turns yellow and slowly decomposes; when heated, it evaporates. It is used in medicine as a painkiller, in photography (as an inhibitor in manifesting solutions) and as a fire-resistant material. (4) Calcium bromide (CaBr2·6H2O). It is obtained from calcium carbonate and hydrogen bromide. Floating colorless crystals, well soluble in water. It is used in medicine and photography. (5) Copper bromides: (a) monovalent copper bromide (CuVr). It turns out the restoration of copper dibromide. Colorless crystals that are not soluble in water. Used in organic synthesis; (b) divalent copper bromide (CuBr2). It is a direct effect of bromine on copper. Floating crystals soluble in water. It is used in organic synthesis and photography. (6) Other bromides and bromide oxides include strontium bromide (used in medicine) and barium bromide. (D) Yodides and Oxide Yodide This includes salts of hydrogen iodide (heading 2811) and oxide iodide (oxyiodides). (1) Ammonium iodide (NH4I). It is obtained by the action of hydrogen iodide on ammonia or ammonium carbonate. White crystalline hygroscopic powder, well soluble in water. It is used in medicine (for circulatory disorders or emphysema) and in photography. (2) Yodide on Tria (NaI). Received by the action of hydrogen iodide on hydroxide or sodium carbonate or by treatment with sodium salt of iron iodide obtained by direct action of iodine on iron filings; can be obtained by calcination of iodates. Crystalline anhydrous floating product, well soluble in water, decomposes under the action of air and light. It is used in medicine, for iodizing dietary salt and in photography. (3) Potassium iodide (KI). Prepared and used similarly to sodium iodide, but it is stored better. Anhydrous product has the form of colorless or opaque crystals. (4) Calcium iodide (CAI2). It is obtained from calcium carbonate and hydrogen iodide. Colorless shiny crystals or pearly white scales. It dissolves in water, turns yellow in air; it is used in photography. (5) Other iodides and iodide oxides. These include: (a) lithium iodides (used in medicine), strontium, antimony, zinc or iron (both used in medicine and as antiseptics), lead (with a metallic luster, used in the preparation of paints for rubber products) and bismuth (reagent); (b) iodide oxides of antimony, copper and lead. Mercury iodides (mercury iodide (I) and mercury iodide (II)) are excluded (heading 2852).

Notes

English text as published in Annex I to Regulation (EU) 2021/1832 (Combined Nomenclature). The EAEU tariff and the EU nomenclature copy these notes from the same convention. For a Russian declaration the binding version is the Russian one: Annex to Decision No 80 of the EEC Council of 14 September 2021.

1. Except where the context otherwise requires, the headings of this chapter apply only to:

(a) separate chemical elements and separate chemically defined compounds, whether or not containing impurities;

(b) the products mentioned in (a) above dissolved in water;

(c) the products mentioned in (a) above dissolved in other solvents provided that the solution constitutes a normal and necessary method of putting up these products adopted solely for reasons of safety or for transport and that the solvent does not render the product particularly suitable for specific use rather than for general use;

(d) the products mentioned in (a), (b) or (c) above with an added stabiliser (including an anti-caking agent) necessary for their preservation or transport;

(e) the products mentioned in (a), (b), (c) or (d) above with an added anti-dusting agent or a colouring substance added to facilitate their identification or for safety reasons, provided that the additions do not render the product particularly suitable for specific use rather than for general use.

2. In addition to dithionites and sulphoxylates, stabilised with organic substances (heading 2831), carbonates and peroxocarbonates of inorganic bases (heading 2836), cyanides, cyanide oxides and complex cyanides of inorganic bases (heading 2837), fulminates, cyanates and thiocyanates, of inorganic bases (heading 2842), organic products included in headings 2843 to 2846 and 2852 and carbides (heading 2849), only the following compounds of carbon are to be classified in this chapter:

(a) oxides of carbon, hydrogen cyanide and fulminic, isocyanic, thiocyanic and other simple or complex cyanogen acids (heading 2811);

(b) halide oxides of carbon (heading 2812);

(c) carbon disulphide (heading 2813);

(d) thiocarbonates, selenocarbonates, tellurocarbonates, selenocyanates, tellurocyanates, tetrathiocyanatodiamminochromates (reineckates) and other complex cyanates, of inorganic bases (heading 2842);

(e) hydrogen peroxide, solidified with urea (heading 2847), carbon oxysulphide, thiocarbonyl halides, cyanogen, cyanogen halides and cyanamide and its metal derivatives (heading 2853) other than calcium cyanamide, whether or not pure (Chapter 31).

3. Subject to the provisions of note 1 to Section VI, this chapter does not cover:

(a) sodium chloride or magnesium oxide, whether or not pure, or other products of Section V;

(b) organo-inorganic compounds other than those mentioned in note 2 above;

(c) products mentioned in note 2, 3, 4 or 5 to Chapter 31;

(d) inorganic products of a kind used as luminophores, of heading 3206; glass frit and other glass in the form of powder, granules or flakes, of heading 3207;

(e) artificial graphite (heading 3801); products put up as charges for fire-extinguishers or put up in fire-extinguishing grenades, of heading 3813; ink removers put up in packings for retail sale, of heading 3824; cultured crystals (other than optical elements) weighing not less than 2,5 g each, of the halides of the alkali or alkaline-earth metals, of heading 3824;

(f) precious or semi-precious stones (natural, synthetic or reconstructed) or dust or powder of such stones (headings 7102 to 7105), or precious metals or precious-metal alloys of Chapter 71;

(g) the metals, whether or not pure, metal alloys or cermets, including sintered metal carbides (metal carbides sintered with a metal), of Section XV; or

(h) optical elements, for example, of the halides of the alkali or alkaline-earth metals (heading 9001).

4. Chemically defined complex acids consisting of a non-metal acid of sub-chapter II and a metal acid of sub-chapter IV are to be classified in heading 2811.

5. Headings 2826 to 2842 apply only to metal or ammonium salts or peroxysalts. Except where the context otherwise requires, double or complex salts are to be classified in heading 2842.

6. Heading 2844 applies only to:

(a) technetium (atomic No 43), promethium (atomic No 61), polonium (atomic No 84) and all elements with an atomic number greater than 84;

(b) natural or artificial radioactive isotopes (including those of the precious metals or of the base metals of Sections XIV and XV), whether or not mixed together;

(c) compounds, inorganic or organic, of these elements or isotopes, whether or not chemically defined, whether or not mixed together;

(d) alloys, dispersions (including cermets), ceramic products and mixtures containing these elements or isotopes or inorganic or organic compounds thereof and having a specific radioactivity exceeding 74 Bq/g (0,002 μCi/g);

(e) spent (irradiated) fuel elements (cartridges) of nuclear reactors;

(f) radioactive residues whether or not usable. The term ‘isotopes’, for the purposes of this note and of the wording of headings 2844 and 2845, refers to: — individual nuclides, excluding, however, those existing in nature in the monoisotopic state, — mixtures of isotopes of one and the same element, enriched in one or several of the said isotopes, that is, elements of which the natural isotopic composition has been artificially modified.

7. Heading 2853 includes copper phosphide (phosphor copper) containing more than 15 % by weight of phosphorus.

8. Chemical elements (for example, silicon and selenium) doped for use in electronics are to be classified in this chapter, provided that they are in forms unworked as drawn, or in the form of cylinders or rods. When cut in the form of discs, wafers or similar forms, they fall in heading 3818.

Subheading note

Machine translation. The original is the Russian text of the EAEU tariff, and customs goes by it; this translation is for understanding only and has no legal force.

1. В субпозиции 2852 10 термин «определенного химического состава» означает все органические или неорганические соединения ртути, удовлетворяющие требованиям примечаний 1 (а) – 1 (д) к группе 28 и примечаний 1 (а) – 1 (з) к группе 29.

Additional note

Machine translation. The original is the Russian text of the EAEU tariff, and customs goes by it; this translation is for understanding only and has no legal force.

1. Unless otherwise specified, the salts referred to in the subheadings include acid salts and basic salts.