Harmonized System

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Section VI > Chapter 29 > Heading 2924

Explanatory notes

… be substituted by alkyl or aryl radicals, in which case the products are N– substituted amides. Some amides of this … and their salts, diluted to standard strengths for the production of azo dyes, are also included here. Ureines are … of needles, plates or rhomboids. Used as a precursor in the production of methaqualone (INN) (see the list of precursors …

Section VI > Chapter 35 > Heading 3503

Explanatory notes

… It is used in the preparation of foodstuffs, pharmaceutical products and photographic emulsions, for bacteriological … printed - other than gelatin postcards and other products printed as described in Chapter 49 ).  If cut … forms of gelatin used as glues.  They may contain additives such as preservatives, pigments or viscosity control agents. …

Section XV > Chapter 81 > Heading 8101

Explanatory notes

… The ores are converted into the oxide, which is then reduced by hydrogen in an electric furnace or by aluminium or carbon in a high temperature crucible. The powdered metal so obtained is compressed into … falls in Chapter 85 , whereas a tungsten plate used to make such a contact would fall in this heading. The heading …

Section VIII > Chapter 42 > Heading 4205

Explanatory notes

… rolled and cemented to form a circular section.  Conveyor buckets are also included.         Transmission or conveyor … in heading 42.02 ; parts of braces; leather‑covered buckles, clasps and the like; cases, tassels and the like … classified in heading 41.14 ); nail‑polishers covered with buckskin; pieces cut to shape for leather or composition …

Section XVII > Chapter 88 > Heading 8802

Explanatory notes

… with one or more mechanically driven rotors).       Such aircraft may be used for military purposes, the … or other scientific purposes. Aircraft specially constructed so that they can be used as road vehicles are …

Section XVI > Chapter 84 > Heading 8444

Explanatory notes

… knit‑deknit) modify the physical properties of the yarn to produce crimped yarn, elastic “foam” yarn, etc. (4)   Staple … of the fibres in the tow. These machines therefore produce tops which are ready for spinning (requiring neither … Note to heading 84.45). (6)   Rupturing machines for producing ruptured filament tow. The greater part (but not …

Section XVI > Chapter 84 > Heading 8458

Explanatory notes

… slide lathes, vertical lathes, capstan or turret lathes, production (or copying) lathes. However, spinning lathes … or workpiece must be performed according to pre-programmed instructions.  The programming is normally executed in an …

Section VI > Chapter 28 > Heading 2846

Explanatory notes

… prisms soluble in water) are used in photography as reducers. There are also double sulphates of cerium.       … heading includes mixtures of salts derived directly from such mixtures of oxides.        The oxides of europium, samarium, etc. are used in nuclear reactors for the absorption of slow neutrons. This …

Section VI > Chapter 28 > Heading 2828

Explanatory notes

… COMMERCIAL CALCIUM HYPOCHLORITE Calcium hypochlorite . The product, improperly known in commerce as “chloride of lime”, … of chlorine; it is slightly more stable than the impure product. Calcium chloride (CaCl 2 ) is excluded ( heading …

Section VI > Chapter 28 > Heading 2829

Explanatory notes

… in the manufacture of explosives and in pyrotechnics to produce red lights; chromium chlorate, used as a mordant in … in the manufacture of explosives and in pyrotechnics to produce green lights. (B) PERCHLORATES This group covers the …