Harmonized System

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Section XVIII > Chapter 90 > Heading 9001

Optical fibres and optical fibre bundles; optical fibre … those of heading 85.44; sheets and plates of polarising material; lenses (including contact lenses), prisms, mirrors … material, unmounted, other than such elements of glass not optically worked. …

Explanatory notes

… in which case the fibres are agglomerated by a binder along their full length, or they may be flexible, in which … which have been ground and polished as described above, and also to elements which have been polished after moulding. … crystals of magnesium oxide or of the halides of the alkali or the alkaline‑earth metals). Optical elements are …

Section XXI > Chapter 97 > Heading 9705 > 9705.2

… Collections and collectors' pieces of zoological, botanical, mineralogical, anatomical or paleontological interest …

Section XV > Chapter 83 > Heading 8311

… tubes, plates, electrodes and similar products, of base metal or of metal carbides, coated or cored with flux material, of a kind used for soldering, brazing, welding or …

Explanatory notes

… tubes, plates, electrodes and similar products, of base metal or of metal carbides, coated or cored with flux … welding or deposition process. The electrodes, etc., may also contain the additive metal in powder form. In electric … where, apart from flux material , the solder consists of an alloy containing 2 % or more by weight of any one precious …

Section XVIII > Chapter 90

Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories …

Explanatory notes

… of heading 69.09;        (d)    Glass mirrors, not optically worked, of heading 70.09, or mirrors of base metal or … in themselves essentially optical instruments (for example, alignment telescopes); calculating machines (heading 84.70); …

Legal note

… of heading 69.09;        (d)    Glass mirrors, not optically worked, of heading 70.09, or mirrors of base metal or … in themselves essentially optical instruments (for example, alignment telescopes); calculating machines (heading 84.70); …

Section XVI > Chapter 84 > Heading 8480

… Moulding boxes for metal foundry; mould bases; moulding patterns; moulds for metal (other than ingot moulds), metal carbides, glass, mineral materials, rubber or plastics. …

Explanatory notes

… patterns, with certain exceptions referred to later, it also covers all moulds (whether or not hinged, and whether used by hand …

Section VI > Chapter 28 > Heading 2818

Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide. …

Explanatory notes

… ‑ Artificial corundum, whether or not chemically defined; aluminium oxide; aluminium hydroxide. 2818.10 ‑ Artificial

Section VI > Chapter 38 > Heading 3802

… Activated carbon; activated natural mineral products; animal black, including spent …

Explanatory notes

small specific surface (of the order of 1 to 100 m 2 /g). Although they generally have a high electrical charge … use as filtering agents.         Products of this type are also generally obtained by appropriate heat treatment. The presence of alkaline substances during the calcining process sometimes …

Section V > Chapter 27 > Heading 2715

… Bituminous mixtures based on natural asphalt, on natural bitumen, on petroleum bitumen, on mineral tar or on mineral tar pitch (for example, bituminous …

Explanatory notes

… 27.15 ‑ Bituminous mixtures based on natural asphalt, on natural bitumen, on petroleum bitumen, … sheets and tiles) ( heading 68.07 ). The heading also excludes  : (a)   Tarred macadam (crushed stones mixed …

Section XIV > Chapter 71 > Heading 7114 > 7114.1 > 7114.19

… Of other precious metal, whether or not plated or clad with precious metal

Classification opinions

… issued under Government control but never having been legal tender in the country of issue. Adoption : 1969 …

Section VII > Chapter 39 > Heading 3913

Natural polymers (for example, alginic acid) and modified …

Explanatory notes

… 39.13 ‑ Natural polymers (for example, alginic acid) and modified natural polymers (for example, … Alginic acid , a poly(uronic acid), is extracted from brown algae ( Phaeophyta ) by maceration in an alkaline solution. …

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