Harmonized System

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Section VI > Chapter 38 > Heading 3815

Explanatory notes

… catalysts : 3815.11 - - With nickel or nickel compounds as the active substance 3815.12 - - With precious metal or … as the active substance 3815.19 ‑ ‑ Other 3815.90 ‑ Other This heading covers preparations which initiate or … certain chemical processes. Products which retard these processes are not included . These preparations fall …

Section V > Chapter 27 > Heading 2714

Explanatory notes

… 2714.10 ‑ Bituminous or oil shale and tar sands 2714.90 ‑ Other This heading covers natural bitumen and natural asphalt … materials known in some countries as “asphaltic sands”). They are brown or black, solid or very viscous mixtures of …

Section IX > Chapter 45 > Heading 4502

Explanatory notes

… strip (including sharp‑edged blanks for corks or stoppers). This heading covers natural cork slabs : (1)   With the whole of the back (outer bark) sawn or otherwise removed …

Section VI > Chapter 28 > Heading 2806

Explanatory notes

… by metals (or by ions with analogous properties, e.g., the ammonium ion (NH 4 + )) as a result salts are formed. … to form esters. In the liquid state or in solution, they are electrolytes which produce hydrogen at the cathode. … When one or more molecules of water are eliminated from those acids containing oxygen, anhydrides are obtained. Most …

Section VI > Chapter 28 > Heading 2837

Explanatory notes

… and cyanide oxides : 2837.11 ‑ ‑ Of sodium 2837.19 ‑ ‑ Other 2837.20 ‑ Complex cyanides Subject to the exclusions mentioned in the introduction to this sub‑Chapter, this heading covers cyanides, cyanide … hydrogen cyanide (hydrocyanic acid) (HCN) (heading 28.11). These salts are very poisonous. (1)   Sodium cyanide (NaCN). …

Section XV > Chapter 74 > Heading 7407

Explanatory notes

… 7407.21 ‑ ‑ Of copper‑zinc base alloys (brass) 7407.29 ‑ ‑ Other Bars and rods are defined in Note 9 (a) to Section XV … and profiles in Note 9 (b) to Section XV . The products of this heading are usually obtained by rolling, extrusion or …

Section VI > Chapter 29 > Heading 2908

Explanatory notes

… - Derivatives containing only halogen substituents and their salts : 2908.11 - - Pentachlorophenol (ISO) 2908.19 - … o -cresol (DNOC (ISO)) and its salts 2908.99 - - Other These are derived from phenols and phenol-alcohols by … group (-NO 2 ), a nitroso group (-NO) or by any combination thereof. (A) HALOGENATED DERIVATIVES (1)   o - Chlorophenol …

Section XI > Chapter 52 > Heading 5203

Explanatory notes

… 52.03 ‑ Cotton, carded or combed. This heading covers cotton (including garnetted stock and other cotton waste) which has been carded or combed, whether …

Section IX > Chapter 44 > Heading 4406

Explanatory notes

… ‑ - Coniferous 4406.12 ‑ - Non-coniferous               ‑ Other : 4406.91 ‑ - Coniferous 4406.92 ‑ - Non-coniferous This heading covers unplaned wood in pieces of more or less …

Section XV > Chapter 74 > Heading 7406

Explanatory notes

… structure 7406.20 ‑ Powders of lamellar structure; flakes This heading covers copper powders as defined in Note 8 (b) to Section XV and copper flakes, other than cement copper (precipitated copper) which is a black …

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