2834 21 — Nitrate of potassium

2834 Nitrites; Nitrates: 2834 10 Nitrites – Nitrates: 2834 21 – Potassium 2834 29 – Other (A) Nitrites Subject to the exceptions specified in the general provisions of this subgroup, this heading includes Ita nitrate, metal salts of nitric acid (HNO2) (heading 2811).

(1) Sodium nitrite (NaNO2). Received by the restoration of sodium nitrate with lead and in the process of production of lead gel. Colorless crystals, hygroscopic and well soluble in water. Used as an oxidizer in cubic dye; in organic synthesis; for meat processing; in photography; as rat poison, etc. (2) Potassium nitrite (KNO2). It is obtained by the same methods as sodium nitrite, or by the action of sulfur dioxide on a mixture of calcium oxide and nitrate to alium. White crystalline powder or yellowish sticks; often contains other salts as impurities. In the water dissolves, in the air strongly melts with deterioration of properties. It is used for the same purposes as sodium nitrite. (3) Barium nitrite (Ba(NO2)2). Crystals used in pyrotechnics. (4) Other nitrites. These include ammonium nitrite, an unstable and explosive product; used as a solution to produce nitrogen in the laboratory. This heading does not cover cobaltinitrites (heading 2842). (B) NITRATES Subject to the exceptions specified in the general provisions of this subclass, this heading covers nitrates, salts of metals and nitric acid (heading 2808), other than ammonium nitrate and sodium nitrate, whether or not refined (heading 3102 or 3105). (See other exceptions below.) Basic nitrates are also included here. (1) Potassium nitrate (KNO3) (also called "selite"). Get from sodium nitrate and potassium chloride. It is a colorless cris talls or vitreous mass, or a white crystalline powder, soluble in water and hygroscopic in unpeeled form. It is used similarly to sodium nitrate, as well as for obtaining gunpowder, chemical detonators, in pyrotechnics, for making matches and metallurgical fluxes. (2) Bismuth nitrates: (a) neutral bismuth nitrate (BI(NO3)3·5H2O). It is obtained by the action of nitric acid on bismuth; large colorless floating crystals. Used to produce bismuth oxides or salts and some varnishes; (b) basic bismuth nitrate (BINO3(OH)2). It is obtained from neutral bismuth nitrate; pearl-white powder, insoluble in water. It is used in medicine (for the treatment of gastrointestinal diseases); in the production of ceramics (rainbow paints), in cosmetics, in the production of fuses, etc. (3) Magnesium nitrate (Mg(NO3)2·6H2O). Colorless crystals soluble in water. Used in pyrotechnics, to obtain refractory products (with magnesium oxide), potassium nets, etc. (4) Calcium nitrate (Ca(NO3)2). It turns out that the treatment of crushed limestone with nitric acid. White floating mass, soluble in water, alcohol and acetone. Used in pyrotechnics, in the production of explosives, matches, fertilizers, etc. (5) Trivalent iron nitrate (Fe(NO3)3·6H2O or 9H2O). Blue crystals. Used as an herb during dyeing and printing (in pure form or in a mixture with acetate). Pure aqueous solution is used in medicine. (6) Cobalt nitrate (Co(NO3)2·6H2O). Purple, reddish or brownish crystals, soluble in water and blurred. Used when receiving

cobalt blue or cobalt yellow and sympathetic ink; for decoration of ceramics; for electrodeposition of cobalt, etc. (7) Nickel nitrate (Ni(NO3)2·6H2O). Water-soluble, floating green crystals. It is used in the production of ceramics (brown pigments); in dyeing (as an herb); in electrodeposition of nickel; to obtain nickel oxide or pure nickel catalysts. (8) Divalent copper nitrate (Cu(NO3)2). Receive dissolution of me di in nitric acid and subsequent crystallization (contains 3 or 6 water molecules depending on temperature). Blue or green crystals soluble in water, hygroscopic; poisonous. It is used in pyrotechnics; in the production of dyes; in dyeing and or printing textile materials (grass); for obtaining divalent copper oxide and making photographic paper; when applying a galvanic coating, to give metals an artificial patina, etc. (9) Strontium nitrate (Sg(NO3)2). It is obtained by the action of strontium oxide or strontium sulfide on nitric acid when heated in the form of anhydrous salt or as a hydrated salt (with 4 water molecules) at low temperatures. Colorless crystalline powder, blurred, soluble in water, decomposed when heated. Used in pyrotechnics (red light), in the manufacture of matches. (10) Cadmium nitrate (Cd(NO3)2·4H2O). It comes from oxide. Colorless needles, floating - soluble in water. It is used as a coloring substance in the ceramic or glass industry. (11) Barium nitrate (Ba(NO3)2). Received from natural carbonate (viterite) (heading 2511). Colorless or white crystals or crystalline powder; water-soluble, poisonous. Used in pyrotechnics (green light); in the production of explosives, optical glass, ceramic glazes, barium salts or nitrates, etc. (12) Lead nitrate (Pb(NO3)2). Lead nitrate is formed as a by-product of the production of lead dioxide by the action of nitric acid on red lead. Colorless crystals soluble in water; poisonous. Used in pyrotechnics (yellow light), in the production of matches, explosives and some dyes; in tanning, photography and lithography; to obtain lead salts, as an oxidant in rganic synthesis. Except for the above exceptions, the following products are also excluded: (a) mercury nitrates (heading 2852); (b) acetonitrates (heading 29) (e.g. iron acetonitrate used as a herb); (c) double salts, whether impurities or not, ammonium sulphate and ammonium nitrate (heading 3102 or 3105); (d) explosives consisting of mixtures of metal nitrates (heading 3602).

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.