Harmonized System

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Section VI > Chapter 28 > Heading 2809

… Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether …

Explanatory notes

… 28.09 ‑ Diphosphorus pentaoxide; phosphoric acid; polyphosphoric acids, whether … Diphosphorus pentaoxide (phosphorus (V) oxide, phosphorus pentoxide, phosphoric anhydride) (P 2 O 5 ) is obtained by …

Section VI > Chapter 38 > Heading 3823

Explanatory notes

… acid (ffa) content. (6)   Fatty acids obtained by catalytic oxidation of synthetic hydrocarbons of a high molecular … reaction between olefins, carbon monoxide and hydrogen (“Oxo” process), by hydration of olefins, by oxidation of hydrocarbons or by other means. Fatty alcohols …

Section VI > Chapter 29 > Heading 2912

… Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; …

Explanatory notes

… COMPOUNDS 29.12 ‑ Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; … 2912.60 ‑ Paraformaldehyde These are compounds formed by oxidising primary alcohols; they contain the characteristic … strong, penetrating odour; many aromatic aldehydes readily oxidise on contact with air, being converted into acids. The …

Section XV > Chapter 75 > Heading 7501

… Nickel mattes, nickel oxide sinters and other intermediate products of nickel …

Explanatory notes

… 75.01 ‑ Nickel mattes, nickel oxide sinters and other intermediate products of nickel metallurgy. 7501.10 ‑ Nickel mattes 7501.20 ‑ Nickel oxide sinters and other intermediate products of nickel … of nickel metallurgy. These include : (i)  Impure nickel oxides , e.g., nickel oxide sinters, nickel oxide in powder …

Section VI > Chapter 29 > Heading 2925

… Carboxyimide-function compounds (including saccharin and its …

Explanatory notes

… 29.25 - Carboxyimide-function compounds (including saccharin and its … this can be regarded as derived from urea by replacing the oxygen of the ( C=O) group by an imino group (=NH) : H 2 … 2 N) 2 C=NH urea guanidine Guanidine is also formed in the oxidation of proteins; it can also be obtained …

Section VI > Chapter 29 > Heading 2923

… Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether …

Explanatory notes

… 29.23 - Quaternary ammonium salts and hydroxides; lecithins and other phosphoaminolipids, whether … ethyl, tolyl etc.). This cation may be associated with the hydroxide ion (OH – ) to give a quaternary ammonium …

Section VI > Chapter 29 > Heading 2911 > 2911.00

… Acetals and hemiacetals, whether or not with other oxygen function, and their halogenated, sulphonated, …

INN

… chloralodol … petrichloral … toloxychlorinol …

Section VI > Chapter 29 > Heading 2914

… Ketones and quinones, whether or not with other oxygen function, and their halogenated, sulphonated, …

Explanatory notes

… 29.14 ‑ Ketones and quinones, whether or not with other oxygen function, and their halogenated, sulphonated, … of alcohol from beet molasses. Also obtained by the oxidation of secondary butyl alcohol. (3)   … for cellulose nitrate, gums and resins. (4)   Mesityl oxide . Colourless liquid formed by the condensation of two …

Section VI > Chapter 28 > Heading 2842

… Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not …

Explanatory notes

… 28.42 ‑ Other salts of inorganic acids or peroxoacids (including aluminosilicates whether or not … Prepared by the fusion of sodium carbonate with arsenious oxide. White or greyish slabs or powder, soluble in water. … salt ). Red crystals, decomposing in water. It is an oxidising agent used in organic synthesis. Pyromorphite …

Section VII > Chapter 39 > Heading 3907

… Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd …

Explanatory notes

… 39.07 ‑ Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd …              - Other polyethers : 3907.21 - - Bis (polyoxyethylene) methylphosphonate 3907.29 - - Other 3907.30 ‑ …

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