Harmonized System

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Section XV > Chapter 81 > Heading 8112

Explanatory notes

… a high vaporisation point. It thus remains liquid over a large temperature range and is therefore used in place of mercury in thermometers and vapour arc lamps. It is also used in dental alloys and for silvering … metal used in the manufacture of getters (to remove the last traces of gas in radio valve manufacture). Niobium and …

Section VI > Chapter 29 > Heading 2930

Explanatory notes

… should be classified in the specific subheading that occurs last in numerical order. * *    * 29.30 - Organo-sulphur …

Section XVIII > Chapter 91 > Heading 9106

Explanatory notes

… minute. The number of hours he has been present can then be calculated from the card. Mechanical eight‑day clocks and … a master clock or themselves serve as master clocks. In the last case, they sometimes set off a striking mechanism or a siren (see the Explanatory Note to heading 91.05). (2) Time‑recorders …

Section XVIII > Chapter 91 > Heading 9110

Explanatory notes

… (marketed in this form). In the case of mechanical display movements, the dial and hands may or may not be … or clock movement means a movement which is mounted but lacks certain parts other than the dial, hands or winding … parts of a watch or clock movement consisting of the plate (and any additional plates), bridges, train, motion …

Section VI > Chapter 29 > Heading 2907

Explanatory notes

… and its salts 2907.29 - - Other Phenols are obtained by replacing one or more hydrogen atoms of the benzene ring by the hydroxyl radical (-OH). Replacement of one hydrogen atom gives monohydric phenols … as a mordant, in photography, etc. (9)   Phloroglucinol . Large colourless crystals, fluorescent in aqueous solution; …

Section XV > Chapter 74 > Heading 7418

Explanatory notes

… ) (see the Explanatory Note to heading 73.23). (b)   Blow lamps ( heading 82.05 ). (c)   Cutlery and spoons, forks, ladles, etc. ( headings 82.11 to 82.15 ). (d)   Ornaments of … roasting, distilling, etc., machinery or plant, or similar laboratory equipment, of heading 84.19 , for example : …

Section VI > Chapter 28 > Heading 2840

Explanatory notes

… obtained by evaporating complex brines from certain salt lakes. (1)   Sodium borates . The most important is the … cooled down, it gives a vitreous mass (melted borax, borax glass, borax bead). Used for stiffening linen or paper; in … other sodium borates (metaborates, hydrogen diborate) for laboratory uses. (2)   Ammonium borates . The most important …

Section VII > Chapter 39 > Heading 3913

Explanatory notes

… citrates), accelerators (e.g., organic acids), and regulators (e.g., sucrose, urea). Any such additions should …        Proteins are nitrogenous compounds of very high molecular weight of vegetable, animal or microbial origin. They are suitable for processing into plastics. The heading covers all proteins which have been …

Section VII > Chapter 40 > Heading 4010

Explanatory notes

… or of textile fabric impregnated, coated, covered or laminated with rubber or made from textile yarn or cord … belts or belting of vulcanised rubber reinforced with glass fibre fabric or glass fibres or with cloth of metal … rubber) generally consist of a carcass made up of several layers of fabric, whether or not rubberised (e.g., warp and …

Section XIII > Chapter 68 > Heading 6813

Explanatory notes

… by high pressure moulding of a mixture of asbestos fibres, plastics etc.; it can also be made by compressing layers of woven or plaited asbestos which have been impregnated with plastics, …