Harmonized System
Section VI > Chapter 28 > Heading 2830
… Sulphides; polysulphides, whether or not chemically defined. …
Explanatory notes
… 28.30 ‑ Sulphides; polysulphides, whether or not chemically defined. … “sulphydrates” (hydrosulphides) is sometimes applied to the acid sulphides. Sulphides of non‑metals are excluded ( …Section VI > Chapter 28 > Heading 2813
… Sulphides of non-metals; commercial phosphorus trisulphide. …
Explanatory notes
… 28.13 ‑ Sulphides of non-metals; commercial phosphorus trisulphide. 2813.10 ‑ Carbon disulphide 2813.90 ‑ Other The most important of these … of sulphur vapours on burning carbon. Colourless, toxic liquid (specific gravity about 1.3). Not miscible with …Section VI > Chapter 29 > Heading 2916 > 2916.1
… Unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives …
Section VI > Chapter 29 > Heading 2916 > 2916.20
… Cyclanic, cyclenic or cycloterpenic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives …
Section VI > Chapter 29 > Heading 2917 > 2917.20
… Cyclanic, cyclenic or cycloterpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives …
Section VI > Chapter 28 > Heading 2847
… Hydrogen peroxide, whether or not solidified with urea. …
Explanatory notes
… 28.47 ‑ Hydrogen peroxide, whether or not solidified with urea. Hydrogen peroxide (H 2 O 2 ) is obtained by electrolytic oxidation of sulphuric acid followed by distillation, or by …Section VI > Chapter 28 > Heading 2827 > 2827.4
… Chloride oxides and chloride hydroxides …
Section VI > Chapter 29 > Heading 2918 > 2918.1
… Carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives …
Section VI > Chapter 29 > Heading 2918 > 2918.2
… Carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives …