Harmonized System

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Section V > Chapter 25 > Heading 2508

Explanatory notes

… chamotte or dinas earths (+). 2508.10 ‑ Bentonite 2508.30 ‑ Fire‑clay 2508.40 ‑ Other clays 2508.50 ‑ Andalusite, … products are plasticity, the faculty of hardening when fired and resistance to heat. Because of these properties …

Section V > Chapter 25 > Heading 2523

Explanatory notes

… - Other hydraulic cements Portland cement is obtained by firing limestone containing in its natural state, or mixed … of clay. Other materials such as silica, alumina or iron bearing substances may also be added. As a result of … excludes  : (a)   Finely ground blast furnace slag which requires the addition of a small quantity of accelerator at …

Section VI > Chapter 32 > Heading 3208

Explanatory notes

… solvent and the thinner are volatile liquids (such as white spirit, toluene, gum, wood or sulphate turpentine, mixtures … preparations ( heading 38.24 ). (e)   Collodions, irrespective of the proportion of solvent ( heading 39.12 ). …

Section XVI > Chapter 84 > Heading 8426

Explanatory notes

… base, the operating controls, the working tools and their actuating equipment are specially designed for fitting … or, if they do, the movement is limited and subsidiary to their main function of lifting. (c)   Machines on floating … operate when stationary or, if they are able to move with their load over short distances, that they are simple …

Section XXI > Chapter 97 > Heading 9703

Explanatory notes

… the following : in one of these the artist carves the work directly from hard materials; in another the artist models … these are then cast in bronze or in plaster, or are fired or otherwise hardened, or they may be reproduced by … a museum for study purposes. These reproductions include, firstly, the “plaster model” produced directly from the …

Section VI > Chapter 36 > Heading 3606

Explanatory notes

… as a binder, intended for burning slowly within a virtually airtight container which can be carried in … does not produce light or a flame (e.g., by oxidation of iron powder through an oxidation catalyst) (heading 38.24) . …

Section XVI > Chapter 84 > Heading 8417

Explanatory notes

… designed for the production of heat in chambers at high or fairly high temperatures by the combustion of fuel (either directly in the chamber or in separate combustion chambers). … recovered with a view to recycling, for the separation of irradiated nuclear fuel by pyrometallurgical processes, for …

Section VII > Chapter 40 > Heading 4012

Explanatory notes

… kind used on buses or lorries 4012.13 - - Of a kind used on aircraft 4012.19 - - Other 4012.20 - Used pneumatic tyres … on barrows and trolleys.  Tyre treads are bonded to the circumference of pneumatic tyre carcasses and generally have …

Section VI > Chapter 37 > Heading 3707

Explanatory notes

… and (B) below, this heading covers products of a kind used directly in the production of photographic images. Such … pyrogallol, phenidone, p -N-methylaminophenolsulphate and their derivatives). The heading also includes developers … heading does not cover  : (a)   Auxiliary products not used directly in the production of photographic images, …

Section XIII > Chapter 70 > Heading 7017

Explanatory notes

… condensation, filter, gas burettes, test-tubes, etc.), stirrers, distilling flasks, graduated jars, culture flasks … special flasks (conical, multi-necked, etc.), special spirit burners, mortars, weighing boats, pipettes, vacuum … a practitioner.  The heading therefore covers, inter alia , irrigators, nozzles (for syringes, enemas, etc.), urinals, …