Harmonized System

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Section VI > Chapter 29 > Heading 2928

Explanatory notes

… organic derivatives only . Hydrazine (H 2 NNH 2 ) may, by replacement of one or more hydrogen atoms, give derivatives, …

Section XVIII > Chapter 90 > Heading 9003

Explanatory notes

… frames for goggles. Parts of frames include spectacle side‑pieces and side‑piece cores, hinges or joints, eye‑rims, bridges, nose‑pieces, spring devices for pince‑nez, handles for lorgnettes, etc. Screws, …

Section XVI > Chapter 84 > Heading 8441

Explanatory notes

… 90.10 ). (2)   Machines for die‑cutting (confetti, labels, lace paper, index cards, window envelopes, box shapes, … containers , etc., usually with a seam‑making and gluing device. (11) Machines for moulding articles in paper pulp, … machines) may also be suitable for use in making up certain plastics or thin sheet metal. Such machines remain …

Section VI > Chapter 28 > Heading 2852

Explanatory notes

… Mercurous chloride is used also in pyrotechnics, in the porcelain industry, etc. (b) Mercuric chloride (mercury … for paints or sealing wax. The product obtained by the wet process is shinier but does not resist the action of light … in the preparation of calomel and of standard electric cells. (b) Mercuric sulphate (HgSO 4 ). White, anhydrous and …

Section VII > Chapter 39 > Heading 3921

Explanatory notes

… sheets, film, foil and strip, of plastics.               ‑ Cellular : 3921.11 ‑ ‑ Of polymers of styrene 3921.12 ‑ ‑ Of … 3921.13 ‑ ‑ Of polyurethanes 3921.14 ‑ ‑ Of regenerated cellulose 3921.19 ‑ ‑ Of other plastics 3921.90 ‑ Other This …

Section XI > Chapter 60 > Heading 6001

Explanatory notes

… are those mainly used : (1)   a circular knitting machine produces a knitted fabric in which, by means of an … the loops are cut to form pile and thus give a velvet‑like surface; (2)   a special warp knitting machine knits two …

Section VI > Chapter 28 > Heading 2808

Explanatory notes

… (HNO 3 ) is mainly obtained by oxidising ammonia in the presence of a catalyst (platinum, iron, chromium, bismuth or … and oxygen may be directly combined in an electric‑arc furnace and the resulting nitric oxide oxidised. It can also … Nitric acid is a colourless or yellowish toxic liquid. In concentrated form (fuming nitric acid), it gives off clouds …

Section XVI > Chapter 85 > Heading 8529

Explanatory notes

… this heading covers parts of the apparatus of the five preceding headings.  The range of parts classified here … of all kinds and aerial reflectors, transmission and reception. (2)   Rotor systems for radio‑broadcast or … generators (heading 85.04). (c)   Accumulators for cellular phones also referred to as mobile phones …

Section XVIII > Chapter 91 > Heading 9110

Explanatory notes

… clock movement means a movement which is mounted but lacks certain parts other than the dial, hands or winding spindle … and additional mechanisms such as automatic winding device, calendar mechanisms, chronograph, alarm, etc., but without escapement, balance‑wheel and hairspring or other regulating device, …

Section VI > Chapter 28 > Heading 2817

Explanatory notes

… is obtained by vaporising metallic zinc (indirect or French process) or by the reduction of oxidic zinc raw materials … ) with carbon (direct or American process).  In these processes, the oxide is collected in bag houses or chambers … industrial paints.  It is also used in the rubber industry, ceramic, glass manufacturing, electronics and …