Harmonized System

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Section XVI > Chapter 84 > Heading 8466

Explanatory notes

… vibrations set up by the pressure of the tool). (3)   Auxiliary attachments for notching, for spherical turning , … or the tool in the course of working. (7)   Other special auxiliary attachments , designed to increase the precision … or electro‑magnetic oil filters ( heading 84.21 ). (c)   Auxiliary devices for lifting or handling (e.g., levelling …

Section XVI > Chapter 84 > Heading 8402

Section VI > Chapter 28 > Heading 2841

Explanatory notes

… hydroxide. (a)  Sodium aluminate . Obtained by treating bauxite with sodium hydroxide solution. Occurs as a white … etc. (b) Potassium aluminate . Prepared by dissolving bauxite in potassium hydroxide. White, micro‑crystalline … (c)  Calcium aluminate . Obtained by the fusion of bauxite and calcium oxide in an electric furnace; white …

Section XVIII > Chapter 90 > Heading 9030

Section VI > Chapter 38 > Heading 3802

Explanatory notes

… treatment of certain vegetable or mineral substances (clay, bauxite, etc.) in the presence of natural impurities or … vegetable or mineral oils, fats or waxes. (4) Activated bauxite . Bauxite is usually activated by means of alkalis or by …

Section XVI > Chapter 85 > Heading 8504

Section VI > Chapter 28 > Heading 2836

Section V > Chapter 26 > Heading 2606

Explanatory notes

… ‑ A luminium ores and concentrates. This heading covers bauxite (hydrated aluminium oxide containing variable … of iron oxide, silica, etc.). The heading also covers bauxite, heat‑treated (1,200 °C to 1,400 °C) suitable for …

Section XVI > Chapter 84 > Heading 8412

Explanatory notes

… of air.        Pulse-jets are used in aircraft mainly as an auxiliary take-off. (3)         Rocket engines.        These … only when forming propulsive units proper (e.g., for auxiliary or take-off engines for aircraft, or for fitting … certain locomotives, on aircraft, in submarines, etc., as auxiliary starting motors for internal combustion engines, …

Section II > Chapter 12 > Heading 1211

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