Harmonized System

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Section VI > Chapter 28 > Heading 2804

Explanatory notes

… Selenium (A) HYDROGEN Hydrogen is obtained by electrolysing water, or from water‑gas, coke‑oven gas or hydrocarbons. It … thick steel cylinders. It is used for hydrogenating oils (preparation of solid fats), for cracking petroleum products, … (a colourless and odourless gas used to provide an inert atmosphere in electric lamp bulbs). (4)   Krypton (same use …

Section XI > Chapter 51 > Heading 5101

Explanatory notes

… ‑ ‑ Other 5101.30 ‑ Carbonised Throughout the Nomenclature, “wool” means the natural fibre grown by sheep or lambs. Wool fibres are essentially com posed of the protein keratin, and have a characteristic scaly surface. They are …

Section II > Chapter 14 > Heading 1404

Explanatory notes

… The seeds of certain varieties of cotton plants, after separation from the cotton fibres by ginning, are still … their very high cellulose content makes them an ideal raw material for the preparation of smokeless powders and the manufacture of …

Section VI > Chapter 29 > Heading 2912

Explanatory notes

… They are generally colourless liquids with a strong, penetrating odour; many aromatic aldehydes readily oxidise on contact with air, …

Section VI > Chapter 29 > Heading 2902

Explanatory notes

… compounds containing only carbon and hydrogen which have at least one ring in their structure. They can be classified … benzene rings, benzene being a hydrocarbon composed of 6 atoms of carbon and 6 atoms of hydrogen, arranged in …

Section XVII > Chapter 87 > Heading 8705

Explanatory notes

… constructed or adapted, equipped with various devices that enable them to perform certain non‑transport functions … or without a floor, equipped with lifting gear such as non‑rotating cranes, trestles, pulleys or winches, designed for …

Section XIV > Chapter 71 > Heading 7115

Explanatory notes

… metal or of metal clad with precious metal. 7115.10 - Catalysts in the form of wire cloth or grill, of platinum … cut to the required size and drilled at two corners for attachment of hooks for suspending them in the …

Section VI > Chapter 28 > Heading 2801

Explanatory notes

… In general, this sub‑Chapter includes all non‑metals at least in some of their forms, whereas numerous metals are … such as antimony, behave both as metals and as non‑metals; attention is drawn to their classification in the Nomenclature. Element Symbol Atomic Number Classification Actinium........... Ac 89 …

Section VI > Chapter 36 > Heading 3602

Explanatory notes

… combustion of which produces a more violent reaction than that produced by propellent powders. Combustion produces an extremely large release of gas at a high temperature, creating an enormous pressure within a very …

Section II > Chapter 12 > Heading 1211

Explanatory notes

… the form of waste resulting, in the main, from mechanical treatment. They remain in the heading whether fresh, … cut, crushed, ground or powdered or (where appropriate) grated or hulled. Products of this heading impregnated with … and leaves. Bearberry ( Uva ursi ) : leaves. Belladonna ( Atropa belladonna ) : herbs, roots, berries, leaves and …