Harmonized System

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Section VI > Chapter 29 > Heading 2925

Explanatory notes

… (RCH=NR 1 ) where R and R 1 are alkyl or aryl radicals (methyl, ethyl, phenyl, etc.) or sometimes hydrogen. They constitute the products … as Schiff’s bases , the most important of which are : (a)  Ethylideneaniline . (b) Butylideneaniline . (c)  Aldol - a - …

Section IX > Chapter 44 > Heading 4412

Explanatory notes

… bamboo               ‑ Other plywood , consisting solely of sheets of wood (other than bamboo), each ply not exceeding … ), ash ( Fraxinus spp. ), beech ( Fagus spp. ), birch ( Betula spp. ), cherry ( Prunus spp. ), chestnut ( Castanea … those consisting of wooden blocks, strips, friezes, etc., assembled on a support of one or more layers of wood …

Section XVI > Chapter 84 > Heading 8465

Explanatory notes

… different types of machining operations without tool change between such operations 8465.20 - Machining centres … hard materials (horn, corozo, mother of pearl, ivory, etc.). The heading excludes machines for working materials … by means of blades or chains generally provided with teeth. They include  : (a) Sawing machines with …

Section VI > Chapter 38 > Heading 3802

Explanatory notes

… modified by appropriate treatment (with heat, chemicals, etc.) in order to make them suitable for certain purposes, … large specific surface (of the order of hundreds of square metres per gram), and by the presence of van der Waal’s … are obtained by chemical or heat treatment of certain vegetable or mineral substances (clay, bauxite, etc.) in the …

Section VI > Chapter 37

Explanatory notes

… radiation of wavelength no longer than approximately 1,300 nanometers in the electromagnetic spectrum (including gamma-rays, X-rays, ultra-violet and near-infrared radiation), as well as particle (or … on silver halides (silver bromide, silver bromide-iodide, etc.) or on salts of other precious metals, but certain …

Section XVIII > Chapter 90 > Heading 9020

Explanatory notes

… the outside atmosphere. This heading also includes divers’ helmets which require to be fitted to divers’ suits before … in atmospheres polluted by dust, poisonous vapours, smoke, etc., and are therefore used in certain industries, or in … through a filtering device which absorbs poison gases or retains dust. They therefore consist essentially of a mask, …

Section XVI > Chapter 84 > Heading 8475

Explanatory notes

… does not , however, include machines used solely for making metal parts of components of lamps or valves (e.g., machines … drawing, rolling, spinning, blowing, modelling, moulding, etc. Machines for working glass in the hard state (even if … 84.64 ). (A) MACHINES FOR THE MANUFACTURE OF FLAT GLASS SHEETS This group includes : (1)   Machines for making sheet …

Section XX > Chapter 94 > Heading 9405

Explanatory notes

… 1 to Chapter 71) and use any source of light (candles, oil, petrol, paraffin (or kerosene), gas, acetylene, electricity, etc.). Electrical luminaires and lighting fittings of this …

Section XIII > Chapter 69 > Heading 6901

Explanatory notes

… AND REFRACTORY GOODS GENERAL This sub-Chapter covers, whether or not they contain clay : (A)  In heading … or of silica obtained by the incineration of certain vegetable products (e.g., rice boll ash). These materials … high temperatures as met in metallurgy, the glass industry, etc. (e.g., of the order of 1,500 °C and higher). According …

Section XVI > Chapter 84 > Heading 8425

Explanatory notes

… multi-function machines and lifting, loading, handling, etc., machines intended for incorporation in other machines … if a winch is the normal working tool of a tractor, the complete machine (tractor and winch) is classifiable in … to facilitate lifting (e.g., by use of pulleys of different diameter, toothed wheels, gearing systems). This group …