Harmonized System

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Section VI > Chapter 28 > Heading 2830

Explanatory notes

… anhydrous, in whitish masses or plates (concentrated or melted sulphide), soluble in water, sulphating in the air, … agent in tanning, in dyeing, as a copper absorbent in nickel refining, as a reducing agent in organic synthesis, … (b) Copper sulphides , used in the preparation of electrodes or of paints resisting the action of sea water; …

Section VI > Chapter 28 > Heading 2833

Explanatory notes

… bluish crystals (with 6 H 2 O); soluble in water. Used in electrolytic nickel‑plating, as a mordant in dyeing, in the … processes; as a mordant in dyeing; for zinc‑plating by electrolysis; as an antiseptic; for preserving wood; in the … colouring matters, and of medicinal products; in standard electric cells (Weston cells); in electroplating and in …

Section IV > Chapter 20 > Heading 2009

Explanatory notes

… with kieselguhr, cellulose, etc. (c)   De‑aeration , to eliminate oxygen which would spoil the colour and flavour. … for example, pasteurisation (prolonged or “flash”), electric sterilisation in machines fitted with electrodes, sterilisation by filtration, preservation under …

Section XX > Chapter 96 > Heading 9603

Explanatory notes

… Tooth brushes, shaving brushes, hair brushes, nail brushes, eyelash brushes and other toilet brushes for use on the … These brooms and brushes are generally made from birch, hazel, holly, heather or broom twigs, sorghum, millet, … leather, fur or shoe‑making industries. (III) Brushes for electrical household appliances (e.g., floor polishers or …

Section XVI > Chapter 84 > Heading 8454

Explanatory notes

… or refining metals (e.g., for converting iron into steel, or smelting copper or nickel mattes, galena, etc.) by … of oxygen; by this action most of the carbon and dissolved elements such as manganese, silicon and phosphorus are oxidised and eliminated in the form of gas or molten slag.  The oxidation …

Section XII > Chapter 66 > Heading 6603

Explanatory notes

… of articles of heading 66.01 or 66.02. 6603.20 - Umbrella frames, including frames mounted on shafts (sticks) … trimmings and accessories, of textile material, and covers, tassels, thongs, umbrella cases and the like of any …

Section VII > Chapter 40 > Heading 4001

Explanatory notes

… or for the production of foam or sponge rubber. (3)   Electropositive latexes . These latexes are also known as “reversed electric charge latexes”, because they are obtained by … rubber impregnation (because like ordinary latex, the electrostatic charge of the fibres in an alkaline …

Section II > Chapter 13 > Heading 1301

Explanatory notes

… is used largely in the preparation of varnishes, in the electrical industry and for the production of sealing wax. … in water, have a slight odour, are poor conductors of electricity and acquire a negative electric charge. They …

Section IV > Chapter 24 > Heading 2404

Explanatory notes

… heating systems in which the heating is performed by electrical devices (electrically heated tobacco systems (EHTS)), by chemical … additives of concentrated nicotine, intended for use in electronic cigarettes or similar personal electric …

Section XI > Chapter 51 > Heading 5101

Explanatory notes

… keratin, and have a characteristic scaly surface. They are elastic, extremely hygroscopic (absorb moisture from the air) and, as … carbonisation. (C)   Carbonised wool .         Carbonising eliminates any vegetable matter still contained in the wools …

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