Harmonized System

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Section VI > Chapter 28 > Heading 2804

Explanatory notes

… 2804.10 - Hydrogen               - Rare gases : 2804.21 - - Argon 2804.29 - - Other 2804.30 - Nitrogen 2804.40 - Oxygen … example, in neon signs) under the action of high voltage discharges. (1)   Helium (non‑inflammable, used, e.g., for …

Section XVIII > Chapter 90 > Heading 9028

Explanatory notes

… rotated by the gas which on entering the meter, fills the submerged compartments and thus raises them above the level …

Section XVI > Chapter 84 > Heading 8412

Explanatory notes

… which combustion is independent of external air supply, the charge comprising both fuel and the combustion agents. …

Section VI > Chapter 29 > Heading 2915

Explanatory notes

… of peroxyesters is RC(O)OOR 1 , in which R and R 1 are organic radicals that may be the same or different. (G) … the hydrogen atom of the carboxyl group (–COOH) by an inorganic cation, for example, sodium, potassium, ammonium. …

Section XV > Chapter 73 > Heading 7326

Explanatory notes

… 73.26 ‑ Other articles of iron or steel (+).             ‑ Forged or stamped, but not further worked : 7326.11 ‑ ‑ … This heading covers all iron or steel articles obtained by forging or punching, by cutting or stamping or by other …

Section VI > Chapter 29 > Heading 2927

Explanatory notes

… are products of general formula RN 2 + X –  where R is an organic radical and X –  is an anion, for example : (a)  … dyes. (2)   Compounds of general formula RN 2 where R is an organic radical, for example : (a)  Diazomethane . (b) Ethyl …

Section VI > Chapter 29 > Heading 2912

Explanatory notes

… as a stabiliser.       Methanal has many applications; in organic synthesis (dyestuffs, explosives, pharmaceutical … miscible with water, alcohol and ether. Used in organic synthesis to make plastics, varnishes, or in … with a characteristic bitter and irritating odour; used in organic synthesis. (2) 2‑Butenal (crotonaldehyde) (CH 3 …

Section VI > Chapter 28 > Heading 2836

Explanatory notes

… in addition to various impurities (chlorides, sulphates, organic matter), contains ammonium hydrogen carbonate and … is used as a mordant in textile dyeing or printing; as a detergent for wool; an expectorant in medicine; in the … tanning; in the rubber industry; in cadmium metallurgy; in organic synthesis, etc. (2)   Sodium carbonates . (a)  …

Section VI > Chapter 38 > Heading 3825

Explanatory notes

… sludge 3825.30 - Clinical waste               - Waste organic solvents : 3825.41 - - Halogenated 3825.49 - - Other … or allied industries : 3825.61 - - Mainly containing organic constituents 3825.69 - - Other 3825.90 - Other (A) … used gloves and used syringes). (2)         Waste organic solvents   generally derived from cleaning and …

Section XVI > Chapter 84 > Heading 8410

Explanatory notes

… which can, by themselves, transform into motive power the energy possessed by moving liquids or liquids under pressure … of a wheel fitted radially around its periphery with a large number of cups. The stator consists merely of a strong … (2)   Francis type , for medium or low water pressure at large volume. These comprise a one-piece cast steel rotor …