Harmonized System

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Section XVI > Chapter 85 > Heading 8541

Explanatory notes

… They consist, for instance, of certain ores (e.g., crystal galena), tetravalent chemical elements (germanium, silicon, … elements (e.g., trivalent and pentavalent elements, such as gallium arsenide, indium antimonide). Semiconductor … have four terminals are known as tetrodes . (3) Insulated Gate Bipolar Transistors (IGBT), which are three-terminal …

Section XVI > Chapter 84 > Heading 8438

Explanatory notes

… confectionery, cocoa or chocolate 8438.30 ‑ Machinery for sugar manufacture 8438.40 ‑ Brewery machinery 8438.50 ‑ … Grinding or crushing machines for the preparation of icing sugar. (2)  Confectionery mixing machines . These usually … heated from an external source (hot air blast, independent gas burner, etc.), or whether the pans themselves …

Section VI > Chapter 33 > Heading 3307

Explanatory notes

… Copaiba Coriander Cumin Cypress Dill Eucalyptus Fennel Galangal Gardenia Garlic Geranium Ginger Grapefruit … Resinoids Asafoetida Benzoin Castoreum Civet Copaiba Elemi Galbanum Labdanum Mastic Mecca balsam (Balm of   Gilhead) …

Section XVIII > Chapter 90 > Heading 9018

Explanatory notes

… blood‑letting, etc.). (3)   Trocars (for puncturing) (gall‑bladder, general purpose, etc., types). (4)   Surgical … catheters, suction tubes , etc. (10) Cauteries (thermo, galvano, micro, etc.). (11) Tweezers; dressing, swab, sponge … needles ‑ gold, silver, steel. (O)  Endoscopes  : gastroscopes, thoracoscopes, peritoneoscopes, bronchoscopic …

Section VI > Chapter 29 > Heading 2901

Explanatory notes

… such hydrocarbons containing up to four atoms of carbon are gaseous; those containing five to fifteen atoms of carbon … hydrocarbons of this heading are ethane and butane gases which are derived from petroleum oil and natural gas. …

Section VI > Chapter 38 > Heading 3808

Explanatory notes

… powder (against ants), strips (against flies), cyanogen gas absorbed in diatomite or paperboard (against fleas and … fumigants : chemicals which are distributed in the air as gases. -     chemosterilants : chemicals used to sterilise … fungi when they are applied to affected materials in a gaseous form. (III) Herbicides, anti‑sprouting products, …

Section VI > Chapter 28 > Heading 2812

Explanatory notes

… 3. Decomposed by water; it burns the skin badly. Used in organic synthesis as an iodinating agent. (b) Iodine … tetrachloride (SiCl 4 ). Obtained by the action of chlorine gas on a mixture of silica and coal, or on silicon, silicon … tetrachloride. Colourless product, liquid up to 8 °C and gaseous above that temperature; it is presented liquefied or …

Section VI > Chapter 28 > Heading 2801

Explanatory notes

… Sb 51 Base metal (81.10). Argon................. Ar 18 Rare gas (28.04). Arsenic............... As 33 Non‑metal (28.04). … Francium........... Fr 87 Radioactive element (28.44). Gadolinium....... Gd 64 Rare‑earth metal (28.05). Gallium.............. Ga 31 Base metal (81.12). …

Section VI > Chapter 29 > Heading 2922

Explanatory notes

… Colourless crystals or pale liquid; used for absorbing acid gases, in tanning for softening leathers, and in organic … acids , e.g.,* (a)  7-Amino-1-naphthol-3-sulphonic acid (gamma acid); (b) 8-Amino-1-naphthol-3,6-disulphonic acid (H …

Section XVI > Chapter 84 > Heading 8481

Explanatory notes

… supply, discharge, etc.), of fluids (liquid, viscous or gaseous), or, in certain cases, of solids (e.g., sand). The … regulate the flow by opening or closing an aperture (e.g., gate, disc, ball, plug, needle or diaphragm). They may be …

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