Harmonized System

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Section VI > Chapter 29 > Heading 2903

Explanatory notes

… (HFC-134) 2903.46 - - 1,1,1,2,3,3,3-Heptafluoropropane (HFC-227ea), 1,1,1,2,2,3-hexafluoropropane (HFC-236cb), 1,1,1,2,3,3-hexafluoropropane …

Section XVI > Chapter 84 > Heading 8475

Explanatory notes

… - - Machines for making optical fibres and preforms thereof 8475.29 - - Other 8475.90 ‑ Parts The heading covers machines for assembling electric or … valves . These machines usually include equipment for the heat‑treatment of glass (e.g., blowpipes or pressing and …

Section VI > Chapter 28 > Heading 2833

Explanatory notes

… mentioned in the introduction to this sub-Chapter, this heading covers the metal salts of sulphuric acid (H 2 SO 4 ) … degree of concentration of the solution employed; on gentle heating it melts in its water of crystallisation, giving … aluminium sulphate, used in dyeing, is also classified here. (4)   Chromium sulphates . The best known is chromic …

Section IX > Chapter 44 > Heading 4412

Explanatory notes

… one outer ply of non-coniferous wood not specified under subheading 4412.33 4412.39 - - Other, with both outer plies of … than wood (e.g., panels of plastics) is also classified here provided it is the veneer which gives the panel its … ). The products of this heading remain classified herein whether or not they have been worked to form the …

Section VI > Chapter 28 > Heading 2812

Explanatory notes

… non‑metal) are excluded from this sub‑Chapter; they fall in heading 28.53 . Halides, halide oxides, and sulphides of … include carbon tetrachloride (tetrachloromethane) (CCl 4 ) hexachloroethane (carbon hexachloride) (C 2 Cl 6 ), hexachlorobenzene (ISO) (C 6 Cl 6 …

Section XVI > Chapter 84 > Heading 8407

Explanatory notes

… engines : 8407.21 - - Outboard motors 8407.29 - - Other               - Reciprocating piston engines of a kind … capacity exceeding 1,000 cc 8407.90 - Other engines This heading covers spark-ignition reciprocating internal …

Section XVIII > Chapter 90 > Heading 9011

Explanatory notes

… ‑ Other microscopes 9011.90 ‑ Parts and accessories Whereas magnifiers of heading 90.13 have only a single stage of magnification of … for examining clock or watch jewels; microscopes with heating or freezing stages. Special purpose microscopes …

Section VI > Chapter 28 > Heading 2827

Explanatory notes

… specified in the introduction to this sub‑Chapter, this heading covers chlorides, chloride oxides (oxychlorides), … chloride (heading 28.06). The main chlorides included here are : (1)   Ammonium chloride (sal ammoniac, ammonium … .6H 2 O). In pink, red or purple crystals turning blue when heated; soluble in water. Used in the manufacture of …

Section XVI > Chapter 84 > Heading 8454

Explanatory notes

… or cylindrical vessels consisting of an outer shell of heavy steel plates with an internal lining of refractory … are usually handled mechanically (e.g., by cranes), but the heading also covers foundry‑type casting ladles manipulated … carbon or of ceramic material are, however, excluded ( headings 68.15 and 69.03 , respectively). (D) CASTING …

Section VI > Chapter 29 > Heading 2901

Explanatory notes

… 8 ) with three atoms of carbon are, however, classified in heading 27.11 even if they are pure. The saturated acyclic … of carbon. (3) Pentanes , with five atoms of carbon. (4) Hexanes , with six atoms of carbon. (5) Heptanes , with seven atoms of carbon. (6) Octanes , with …