Harmonized System
Section VIII > Chapter 41 > Heading 4101
… Raw hides and skins of bovine (including buffalo) or equine …
Explanatory notes
… 41.01 ‑ Raw hides and skins of bovine (including buffalo) or equine … by steeping in weak solutions of hydrochloric or sulphuric acid, or of certain other chemicals, together with common salt. This process preserves …Section VI > Chapter 28 > Heading 2852
Explanatory notes
… common compounds of mercury are listed below : (1) Mercury oxides . Mercuric oxide (HgO) is the most important oxide of … paints or mercury salts, and as catalysts. (2) Mercury chlorides . (a) Mercurous chloride (calomel) (Hg 2 Cl 2 ). …Section VI > Chapter 28 > Heading 2846
Explanatory notes
… derived directly by chemical treatment from mixtures of the elements. This means that the heading will include mixtures of oxides or hydroxides of these elements or mixtures of salts having …Section III > Chapter 15 > Heading 1516
… or wholly hydrogenated, inter-esterified, re-esterified or elaidinised, whether or not refined, but not further …
Explanatory notes
… or wholly hydrogenated, inter-esterified, re-esterified or elaidinised, whether or not refined, but not further … and pressure in the presence of a catalyst (usually finely divided nickel), raises the melting points of fats and … the consistency of oils by transforming unsaturated glycerides (e.g., of oleic, linoleic, etc., acids) into …Section V > Chapter 25 > Heading 2522
… slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading 28.25. …
Explanatory notes
… slaked lime and hydraulic lime, other than calcium oxide and hydroxide of heading 28.25. 2522.10 ‑ Quicklime 2522.20 ‑ … containing very little or no clay. It combines very rapidly with water, giving off considerable heat and …Section XVI > Chapter 85 > Heading 8506
Explanatory notes
… cells and primary batteries (+) . 8506.10 - Manganese dioxide 8506.30 - Mercuric oxide 8506.40 - Silver oxide … or a non‑alkaline electrolyte (e.g., potassium or sodium hydroxide, ammonium chloride or a mixture of lithium …Section VI > Chapter 28 > Heading 2805
Explanatory notes
… They decompose cold water; they deteriorate in air, forming hydroxides. (1) Lithium . This is the lightest (specific … , to obtain other metals in the pure state. (2) Sodium . A solid (specific gravity 0.97) with a metallic lustre, … tins. Sodium is obtained by electrolysing molten sodium chloride or sodium hydroxide. It is used in the manufacture …Section VI > Chapter 28 > Heading 2843
… Colloidal precious metals; inorganic or organic compounds of …