WCO Trade Tools provides essential information to support your trade activity.
Harmonized System
Section VI > Chapter 28 > Heading 2814
Explanatory notes
… Sub-Chapter IV INORGANIC BASES AND OXIDES, HYDROXIDES AND PEROXIDES OF METAL GENERAL Bases are compounds characterised …Section VI > Chapter 28 > Heading 2837
… Cyanides, cyanide oxides and complex cyanides. …
Explanatory notes
… 28.37 ‑ Cyanides, cyanide oxides and complex cyanides. … sub‑Chapter, this heading covers cyanides, cyanide oxides (oxycyanides) and complex cyanides. (A) CYANIDES Cyanides are …Section VI > Chapter 29 > Heading 2915
… Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, …
Explanatory notes
… Sub-Chapter VII CARBOXYLIC ACIDS AND THEIR ANHYDRIDES , HALIDES, PEROXIDES AND PEROXYACIDS AND THEIR HALOGENATED, …Section VI > Chapter 28 > Heading 2812
… Halides and halide oxides of non-metals. …
Explanatory notes
… sub‑Chapter covers products which, although known by names (chlorides, sulphides, etc.) similar to those of the metal salts of … same compounds as under (1) above, combined with oxygen ( halide oxides ). or (3) Sulphur with a non‑metal other than …Section VI > Chapter 28 > Heading 2830
… Sulphides; polysulphides, whether or not chemically defined. …
Explanatory notes
… 28.30 ‑ Sulphides; polysulphides, whether or not chemically defined. … 28.11). The old name “sulphydrates” (hydrosulphides) is sometimes applied to the acid sulphides. Sulphides of …Section VI > Chapter 28 > Heading 2811
… Other inorganic acids and other inorganic oxygen compounds of non-metals. …
Explanatory notes
… 28.11 ‑ Other inorganic acids and other inorganic oxygen compounds of non-metals. … ‑ Other inorganic acids : 2811.11 ‑ ‑ Hydrogen fluoride (hydrofluoric acid) 2811.12 ‑ ‑ Hydrogen cyanide (hydrocyanic acid) 2811.19 ‑ ‑ Other ‑ …Section VI > Chapter 38 > Heading 3806
… Rosin and resin acids, and derivatives thereof; rosin spirit and rosin oils; …
Explanatory notes
… 38.06 ‑ Rosin and resin acids, and derivatives thereof; rosin spirit and rosin … or resin acids, other than salts of rosin adducts 3806.30 - Ester gums 3806.90 ‑ Other (A) ROSIN AND RESIN ACIDS Both …Section VI > Chapter 29 > Heading 2932
Explanatory notes
… This part includes, inter alia : (1) Tetrahydrofuran . Colourless liquid. (2) 2-Furaldehyde (furfural)* . Prepared by distilling cereal bran with sulphuric acid. Colourless liquid with a characteristic aromatic …Section VI > Chapter 29 > Heading 2936
Explanatory notes
… and are used in medicine or industry because of their individual characteristics. In this Sub-Chapter, the term … B 2 and its derivatives 2936.24 - - D- or DL-Pantothenic acid (Vitamin B 5 ) and its derivatives 2936.25 - - Vitamin … of complex chemical composition, which are obtained from outside sources and are essential for the proper functioning …Section VI > Chapter 28 > Heading 2825
… their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides. …