Harmonized System

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Section VI > Chapter 32 > Heading 3201

Explanatory notes

… tanning of hides or skins. They are generally prepared by extraction with warm water (sometimes acidulated) from the … material (wood, barks, leaves, fruits, roots, etc.) previously ground or shredded. The liquid obtained is … to paste or solid forms. All these extracts contain varying proportions of tannin as well as other substances such as …

Section VI > Chapter 28 > Heading 2809

Explanatory notes

… pentoxide, phosphoric anhydride) (P 2 O 5 ) is obtained by combustion, in dry air, of phosphorus extracted from natural … or common phosphoric acid) (H 3 PO 4 ) is obtained by the action of sulphuric acid on natural tricalcium phosphate. … pentaoxide, calcium dihydrogenorthophosphate, sulphur trioxide, sulphuric acid, fluorosilicic acid, etc. Pure …

Section XIII > Chapter 70 > Heading 7015

Explanatory notes

… all similar glasses for photograph frames and the like, medallions, hygrometers, barometers and similar appliances. … designed to protect the dials or faces of the articles in question, even if in particular cases the glasses are … have certain optical properties, but whereas the primary function of the glass elements of heading 70.14 is to …

Section XX > Chapter 96 > Heading 9606

Explanatory notes

… household linen, etc. These articles may be made of various materials and they may contain natural or cultured pearls, precious or semi‑precious stones (natural, synthetic or … also covers : (1)   Button moulds . These articles are the interior part or “body” of certain types of buttons, and are …

Section XVI > Chapter 84 > Heading 8440

Explanatory notes

… in the manufacture of books (including booklets, brochures, periodicals, writing‑books and the like). The heading … remain here even if they can also be used for other folding operations. (2)   Stapling machines and wire‑stitching … sheets are laid by hand on a conveyor‑chain, gathered in sections, headed up and then delivered to the stitching …

Section XVI > Chapter 85 > Heading 8545

Explanatory notes

… or other carbon which are recognisable by their shape, dimensions or otherwise, as being for electrical purposes, … metal. In general, these articles are obtained by the extrusion or by the moulding (usually under pressure) and heat‑treatment of a composition which, in addition to its basic constituent (natural carbon, carbon …

Section XI > Chapter 52 > Heading 5210

Explanatory notes

… defined in Part (I) (C) of the General Explanatory Note to Section XI. It covers these fabrics provided they are … as cotton fabrics by the application of Note 2 to Section XI (see also Part (I) (A) of the General Explanatory … (c)   Weigh not more than 200 g/m 2 . In calculating the proportions it must be remembered that the total weight of …

Section XV > Chapter 81 > Heading 8103

Explanatory notes

… Tantalum  is mainly extracted from the ores tantalite and niobite (columbite) (heading 26.15), by reduction of the oxide or by electrolysis of fused … and ductile when pure. It is unusually resistant to corrosion, including the action of most acids. Tantalum is …

Section VI > Chapter 36 > Heading 3604

Explanatory notes

… the acoustic, luminous or smoke-producing effects of their combustion. Firing is ensured by a firing powder, such as … individual distress rockets, lighting effects for cinema or television, etc., lighting devices, guide devices, … includes other pyrotechnic devices not specified in the previous groups (e.g., life-line rockets, lead-coated …

Section VI > Chapter 28 > Heading 2819

Explanatory notes

… 28.19 ‑ Chromium oxides and hydroxides. 2819.10 ‑ Chromium trioxide 2819.90 ‑ Other (A) CHROMIUM OXIDES (1)   Chromium … (2)   Dichromium trioxide , chromium (III) oxide (chromium sesquioxide) (Cr 2 O 3 ). Obtained by calcining chromates … HYDROXIDES The term “chromium hydroxide” applies to the various hydrates of the oxides described above and, in …

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