Harmonized System

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Section VI > Chapter 28 > Heading 2832

Explanatory notes

… Metal sulphites ‑ salts of sulphurous acid (H 2 SO 3 ) (which exists only in aqueous solution and corresponds to the … industrial products known as “hydrosulphites” stabilised by organic substances ( heading 28.31 ). (A) SULPHITES This … for the treatment of latex, in tanning, in oenology (as an antiseptic to preserve wine) and to reduce the buoyancy of …

Section XVI > Chapter 85 > Heading 8506

Explanatory notes

… batteries (+) . 8506.10 - Manganese dioxide 8506.30 - Mercuric oxide 8506.40 - Silver oxide 8506.50 - Lithium … cells and primary batteries 8506.90 ‑ Parts These generate electrical energy by means of chemical reactions. A primary cell consists basically of a …

Section I > Chapter 3 > Heading 0303

Explanatory notes

… (red salmon) ( Oncorhynchus nerka ) 0303.12 - - Other Pacific salmon ( Oncorhynchus gorbuscha, Oncorhynchus keta, …     masou and Oncorhynchus rhodurus ) 0303.13 - - Atlantic salmon ( Salmo salar ) and Danube salmon ( Hucho … catfish ( Pangasius spp ., Silurus spp ., Clarias spp ., Ictalurus spp .), carp ( Cyprinus spp. , Carassius spp. , …

Section XVI > Chapter 84 > Heading 8445

Explanatory notes

… FIBRES UP TO THE SPINNING STAGE, AND SIMILAR MACHINES WHICH PREPARE THE FIBRES FOR USE AS STUFFING OR FOR THE … suitable for carding (e.g., garnetting machines and rag pickers), but excluding rag cutters used in paper‑making ( …

Section X > Chapter 48 > Heading 4801

Explanatory notes

… this definition the expression “wood fibres obtained by a mechanical or chemi-mechanical process” means fibres obtained by various pulp manufacturing techniques in which defibration is solely or principally achieved by the application of mechanical forces upon the raw material. …

Section XX > Chapter 96 > Heading 9605

Explanatory notes

… The heading covers certain travel sets consisting of articles individually falling in different headings of the … (1)   Toilet sets , presented in a case of leather, fabric, plastics etc., containing, e.g., moulded plastic boxes, …

Section XVI > Chapter 84 > Heading 8454

Explanatory notes

… for converting iron into steel, or smelting copper or nickel mattes, galena, etc.) by subjecting the materials, … of the carbon and dissolved elements such as manganese, silicon and phosphorus are oxidised and eliminated in the … The most common types of converters are pear‑shaped or cylindrical vessels consisting of an outer shell of heavy …

Section XVI > Chapter 84 > Heading 8455

Explanatory notes

… consisting essentially of a system of rollers between which the metal is passed; the metal is rolled out or shaped … Rolling mills are of various types according to the particular rolling operations for which they are designed, viz. : (A)  Rolling out to reduce the thickness with a corresponding increase in length (e.g., in …

Section VI > Chapter 29 > Heading 2927

Explanatory notes

… or azoxy-compounds. These compounds, the most important of which belong to the aromatic series, are characterised by two nitrogen atoms … are products of general formula RN 2 + X –  where R is an organic radical and X –  is an anion, for example : (a)  …

Section VI > Chapter 28 > Heading 2814

Explanatory notes

… Sub-Chapter IV INORGANIC BASES AND OXIDES, HYDROXIDES AND PEROXIDES OF … GENERAL Bases are compounds characterised by a hydroxyl radical (OH) and which react with acids to form salts. In the liquid state or …