Harmonized System

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Section VI > Chapter 29 > Heading 2903

Explanatory notes

… (1)   Chloromethane (methyl chloride). Colourless gas, usually presented liquefied in steel cylinders. Used as … resins, etc. (5)   Chloroethane (ethyl chloride). Gaseous, liquefied in special containers; used as an …

Section VI > Chapter 28 > Heading 2827

Explanatory notes

… (e.g., preparation of amines from phenol) and for drying gases. It is also used in medicine. (3)   Magnesium chloride … metal in hydrochloric acid or in aqua regia , or by passing gaseous chlorine over red‑hot iron. Anhydrous, in yellow, brown or garnet‑coloured masses, deliquescent and soluble in water, …

Section XV > Chapter 73 > Heading 7304

Explanatory notes

…               - Line pipe of a kind used for oil or gas pipelines : 7304.11 - - Of stainless steel 7304.19 - - … a mandrel or a plug :       ‑   in a three slanted rolls elongator (Assel or Transval) used in major part for the … refining furnaces, feedwater heaters for power stations, galvanised or black tubes (so‑called gas tubes) for high or …

Section II > Chapter 12 > Heading 1211

Explanatory notes

… ( Archangelica officinalis ) : roots and seeds. Angostura ( Galipea officinalis ) : bark. Araroba ( Andira araroba ) : … Fumitory ( Fumaria officinalis ) : leaves and flowers. Galangal ( Alpinia officinarum ) : rhizomes. Gentian ( …

Section XI > Chapter 61 > Heading 6103

Explanatory notes

… lower part shall be one pair of trousers , the other garments being considered separately. For the purposes of … (B)  The term “men’s or boys’ ensemble” means a set of garments ( other than suits and articles of heading 61.07, …

Section VI > Chapter 32 > Heading 3201

Explanatory notes

… pines, wattle (mimosa), sumach, myrobalans, vallonia, gambier, mangrove or divi-divi.           The heading does … extracts covered by Part (A) above. The heading also covers gall-nut extracts (water-extracted gall-nut tannins) which …         The most common variety is gall-nut tannin (gallotannic acid).         Other tannins include oak bark …

Section I > Chapter 3 > Heading 0303

Explanatory notes

…               - Tilapias ( Oreochromis spp .), catfish ( Pangasius spp ., Silurus spp ., Clarias spp ., Ictalurus spp … - Fish of the families Bregmacerotidae , Euclichthyidae , Gadidae , Macrouridae , Melanonidae , Merlucciidae , Moridae … of subheadings 0303.91 to 0303.99  : 0303.63 - - Cod ( Gadus morhua , Gadus ogac , Gadus macrocephalus ) 0303.64 - …

Section XVI > Chapter 84 > Heading 8418

Explanatory notes

… absorption of the latent heat of evaporation of liquefied gases (e.g., ammonia, halogenated hydrocarbons), of volatile …

Section VI > Chapter 38 > Heading 3802

Explanatory notes

… them suitable for certain purposes, such as decolourising, gas or moisture adsorption, catalysis, ion‑exchange or … (physical adsorption) or free chemical bonds saturable by organic or inorganic molecules (chemical adsorption). … in the presence of steam, carbon dioxide or other gases (gas activation), or by dry calcination of cellulosic …

Section VI > Chapter 30 > Heading 3006

Explanatory notes

… wound closure.         This item covers all kinds of ligatures for surgical sutures, provided they are sterile. … It includes oxidised cellulose, generally in the form of gauze or fibres (“wool”), in pads, pledgets or strip; gelatin sponge or foam; calcium alginate gauze, “wool” or “film”. (4)  Sterile surgical or dental …