Harmonized System

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Section XVI > Chapter 85 > Heading 8515

Explanatory notes

… ‑ ‑ Other               ‑ Machines and apparatus for resistance welding of metal : 8515.21 ‑ ‑ Fully or partly … and apparatus, whether portable or fixed.  They are also classified here when they are capable of cutting. Welding … for example, butt welding or flash butt welding machines; single‑spot welding machines comprising guns with or without …

Section VI > Chapter 29 > Heading 2933

Section XIII > Chapter 69 > Heading 6904

Explanatory notes

… sub-Chapter covers ceramic articles other than those of siliceous fossil meals or of similar siliceous earths and refractory goods of sub-Chapter … together. Soft porcelain contains less alumina but more silica and fluxes (e.g., feldspar). Bone china, which …

Section VI > Chapter 29 > Heading 2915

Explanatory notes

… theory, the heading also covers the ortho-acids (RC(OH) 3 ) since these may be regarded as hydrated carboxylic acids … respectively). If the hydroxyl group (–OH) is removed, the residue is an acyl radical which can be represented by the … salts and esters . Propionic acid is a liquid with an odour similar to acetic acid. (V)    Butanoic acids and their …

Section VI > Chapter 28 > Heading 2837

Explanatory notes

… in sealed vessels. Used in the metallurgy of gold or silver, in gold‑ or silver‑plating, in photography, in … chalcopyrite). (2)   Potassium cyanide (KCN). Obtained by similar methods, has similar characteristics and uses to …

Section XVI > Chapter 84 > Heading 8411

Explanatory notes

… motive force which may be used to power aircraft. In its simplest form the compressor and turbine are accommodated on a single shaft. In more complex designs the compressor is made … from the turbo-jet. (B) TURBO-PROPELLERS Such engines are similar to turbo-jets, but have a further turbine downstream …

Section VI > Chapter 28 > Heading 2830

Explanatory notes

… 2830.10 ‑ Sodium sulphides 2830.90 ‑ Other Subject to the exclusions mentioned in the introduction of this … it forms lithopone ( heading 32.06 ). Activated with silver, copper, etc., it gives a luminophore of … lumps when pure, greyish or yellowish when impure. Toxic. Similar uses to strontium sulphide. (11) Other sulphides . …

Section XVIII > Chapter 90 > Heading 9017

Explanatory notes

… ( heading 84.71 ). (c)   Pattern generating apparatus designed to produce masks and reticles from photoresist … These instruments must also have characteristics (size, weight, etc.) which enable them to be held in the hand … Gauges without adjustable devices, used only for sizing parts or checking angles, forms, etc. (for example, …

Section VI > Chapter 34 > Heading 3404

Explanatory notes

… prepared waxes, as defined in Note 5 to this Chapter, which consist of or contain relatively high molecular weight … synthetically or otherwise (e.g., Fischer-Tropsch waxes consisting essentially of hydrocarbons) are, however, … hydrocarbon wax and emulsifier; sealing wax and waxes of similar composition, however they are put up, other than …

Section XVI > Chapter 85 > Heading 8509

Explanatory notes

… other transmission equipment), nor appliances which, though similar in construction and use, are clearly intended solely … . These devices are designed to be attached to the kitchen sink and are used to grind kitchen waste. (4) Peelers, … , respectively). (ij)   Appliances for cleaning carpets in situ by injecting a liquid cleaning solution into the …

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