Harmonized System

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Section VI > Chapter 28 > Heading 2806

Explanatory notes

… AND INORGANIC OXYGEN COMPOUNDS OF NON‑METALS GENERAL Acids contain hydrogen which can be wholly or partly replaced by … or more molecules of water are eliminated from those acids containing oxygen, anhydrides are obtained. Most oxides of … metals), heading 28.44 or 28.45 (compounds of radioactive elements and isotopes) or heading 28.46 (compounds of …

Section VI > Chapter 28 > Heading 2820

Explanatory notes

… Manganese dioxide (manganous anhydride) (MnO 2 ). The most important manganese oxide. Prepared by the action of a … 5), insoluble in water.        A very powerful oxidising agent. Uses include pyrotechnics, organic synthesis (preparation of hydroxyanthraquinones, …

Section VI > Chapter 29 > Heading 2908

Explanatory notes

… of phenols or phenol-alcohols.               - Derivatives containing only halogen substituents and their salts : 2908.11 - - Pentachlorophenol (ISO) 2908.19 - - Other               - … odour. The three products above are used in organic synthesis (e.g., dyes). (4)   p - Chloro- m -cresol …

Section VI > Chapter 28 > Heading 2814

Explanatory notes

… acidic, amphoteric or saline. (2) Other inorganic bases containing no oxygen, such as ammonia (heading 28.14), or … of precious metals ( heading 28.43 ), of radioactive elements ( heading 28.44 ), of rare-earth metals, of yttrium … with a basis of metal oxides ( heading 32.06 ), prepared pigments, prepared opacifiers and prepared colours, …

Section III > Chapter 15 > Heading 1509

Explanatory notes

… to alterations in the oil, and which have not undergone any treatment other than washing, decanting, centrifuging and filtration . (A) Extra virgin olive oil, …

Section XI > Chapter 56 > Heading 5602

Explanatory notes

… and a rubbing or beating action. This causes the fibres to interlock and produces sheets of even thickness, much more compact and difficult to disintegrate than wadding, and quite distinct from felted … is complementary to other types of bonding and needled filament‑based webs are regarded as nonwovens ( heading …

Section XVI > Chapter 84 > Heading 8461

Explanatory notes

… 84.67 , by the fact that they are usually designed to be mounted on the floor, on a bench, on a wall or on another … machine, and are thus usually provided with a base plate, mounting frame, stand, etc. The heading includes : (1)   … the cut, while the tool moves with a reciprocating linear movement. Because of the overhang of the tool holder, its …

Section VI > Chapter 38 > Heading 3803

Explanatory notes

… by the sulphate process. When this liquor is poured into settling‑vats, a frothy mass forms on its surface. … resin acids (especially the abietic types), and a smaller quantity of non‑saponifiable products (sterols, higher … pressure (distilled tall oil) or by other processes (e.g., treatment with selective solvents or activated earths). It …

Section XV > Chapter 79 > Heading 7907

Explanatory notes

… covered elsewhere in the Nomenclature. The heading covers, inter alia  : (1)   Reservoirs, vats, drums and similar containers not fitted with mechanical or thermal equipment. (2)   Tubular containers for packing …

Section XVI > Chapter 84 > Heading 8416

Explanatory notes

… cinders. (A) FURNACE BURNERS These project a flame directly into the furnace, and dispense with the need for a grate and … mill. In another type, soft coal is pulverised and injected intermittently by the alternate action of high or low … air. The air and gas is in either case fed through concentric or converging tubes. (4)   Combination burners . …