Harmonized System

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Section XI > Chapter 56 > Heading 5603

Explanatory notes

… or be formed in situ. Nonwovens can be produced in various ways and production can be conveniently divided into … web formation, bonding and finishing. I.  Web formation Four basic methods exist : (a)  by carding or air‑laying …         After  web formation the fibres are assembled throughout the thickness and width of the web (continuous

Section XVIII > Chapter 90 > Heading 9014

Explanatory notes

… Parts and accessories (I) DIRECTION FINDING COMPASSES This group covers all types of direction finding compasses, from … in relation to the readings of a gyroscopic compass. (2) Course recording apparatus . These give an accurate record …

Section VI > Chapter 28 > Heading 2806

Explanatory notes

… Sub-Chapter II INORGANIC ACIDS AND INORGANIC OXYGEN COMPOUNDS OF NON‑METALS GENERAL Acids contain hydrogen which … can be wholly or partly replaced by metals (or by ions with analogous properties, e.g., the ammonium ion (NH 4 + )) as a …

Section VI > Chapter 29 > Heading 2916

Explanatory notes

… sulphonated, nitrated or nitrosated derivatives (including compound derivatives) of any of these products. (A) … AND OTHER DERIVATIVES (1)   Acrylic acid (CH 2 =CHCOOH) * . Colourless liquid with acrid odour. Polymerises readily; monomer for polyacrylic acids …

Section XVII > Chapter 87 > Heading 8701

Explanatory notes

… on railway station platforms, falling in heading 87.09 ) of various types (tractors for agricultural or forestry work, … for raising and lowering agricultural implements, with a coupling device for trailers or semi‑trailers (e.g., on … tractors fitted with winches (e.g., as used for hauling out bogged‑down vehicles; for up‑rooting and hauling trees; …

Section XVIII > Chapter 90 > Heading 9026

Explanatory notes

… or transmitters with an electrical, pneumatic or hydraulic output. Measuring or checking apparatus generally … to variations in the quantity to be measured (e.g., Bourdon tube, diaphragm, bellows, semiconductors) moving a … two thermometers placed respectively at the intake and outlet of the conduit, and a counting and totalising …

Section I > Chapter 5 > Heading 0510

Explanatory notes

… Ambergris is a substance secreted by the sperm‑whale and is found in the form of rounded masses made up of concentric layers and weighing up … kilograms. It has a waxy consistency and gives a sweet odour when rubbed. It varies from ash grey to black in …

Section VII > Chapter 39 > Heading 3909

Explanatory notes

… and polyurethanes, in primary forms. 3909.10 ‑ Urea resins; thiourea resins 3909.20 ‑ Melamine resins               ‑ … for the manufacture of transparent, translucent or brightly coloured articles of plastics and are much used for moulding table and fancy ware and electrical goods. In …

Section VI > Chapter 28 > Heading 2836

Explanatory notes

… sulphate (or chloride), or by combining carbon dioxide with gaseous ammonia in presence of steam.        These processes … give commercial ammonium carbonate which, in addition to various impurities (chlorides, sulphates, organic matter), … of neutral carbonate (CuCO 3 ) or of basic carbonates of various kinds. Prepared from sodium carbonate and copper …

Section XI > Chapter 57 > Heading 5702

Explanatory notes

… Wilton and similar carpets . These have a strong, heavy ground fabric covered by a pile surface (i.e., a right side … a design obtained by the use of two to five different coloured yarns.        Wilton carpets are also produced by … during weaving according to a predetermined arrangement of colours. (3)   Chenille carpets . The principal …