Harmonized System

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Section VI > Chapter 29 > Heading 2904

Explanatory notes

… Derivatives containing only sulpho groups, their salts and ethyl esters 2904.20 - Derivatives containing only nitro or … sulphonic acid, its salts and perfluorooctane sulphonyl fluoride : 2904.31 ‑ - Perfluorooctane sulphonic … Sulphonated derivatives of acyclic hydrocarbons . (a)  Ethylenesulphonic acid* . (b) Ethanesulphonic acid. (2)   …

Section VI > Chapter 29 > Heading 2935

Explanatory notes

… 29.35 - Sulphonamides* . 2935.10 - N-Methylperfluorooctane sulphonamide 2935.20 - N-Ethylperfluorooctane sulphonamide 2935.30 - …

Section VI > Chapter 29 > Heading 2926

Explanatory notes

… 29.26 - Nitrile-function compounds. 2926.10 - Acrylonitrile 2926.20 - 1-Cyanoguanidine (dicyandiamide) … The general formula of nitriles is RC º N in which R is an alkyl or aryl radical or sometimes nitrogen. Mono-, di-, or …

Section VI > Chapter 35 > Heading 3507

Explanatory notes

… isomerases, ligases; or (b)  their biological activity as amylases, lipases, proteases, etc. * *    * This heading … desizing textiles such as those with a basis of bacterial α-amylases or proteases. This heading excludes , inter alia , … Malt enzymes .         This group covers only malt amylases .           Malt extracts are classified in heading …

Section VI > Chapter 38 > Heading 3808 > 3808.9 > 3808.91

Classification opinions

… containing 1.8 % depallethrin (active ingredient), 7.2 % piperonyl butoxide (synergist for the active ingredient), …

Section XVI > Chapter 84 > Heading 8479 > 8479.60

Classification opinions

… being self-contained units incorporating an air filter of nylon fibres, a water-circulating system (with built-in tank …

Section VI > Chapter 28 > Heading 2812

Explanatory notes

… non-metals. ‑ Chlorides and chloride oxides : 2812.11 ‑ ‑ Carbonyl dichloride (phosgene) 2812.12 ‑ ‑ Phosphorus … monochloride 2812.16 ‑ ‑ Sulphur dichloride 2812.17 ‑ ‑ Thionyl chloride 2812.19 ‑ ‑ Other 2812.90 ‑ Other (A) … pentachloride treated with boric acid, or by the action of carbonyl chloride on tricalcium phosphate. Colourless …

Section VII > Chapter 40 > Heading 4002

Explanatory notes

… ‑ Butadiene rubber (BR)               ‑ Isobutene‑isoprene (butyl) rubber (IIR); halo‑isobutene‑isoprene rubber (CIIR or … (CR) : 4002.41 ‑ ‑ Latex 4002.49 ‑ ‑ Other               ‑ Acrylonitrile‑butadiene rubber (NBR) : 4002.51 ‑ ‑ Latex … 4002.59 ‑ ‑ Other 4002.60 ‑ Isoprene rubber (IR) 4002.70 ‑ Ethylene‑propylene‑non‑conjugated diene rubber (EPDM) …

Section VI > Chapter 29 > Heading 2929

Explanatory notes

… Isocyanates with di- or higher functionality, such as methylene diphenyl isocyanate (MDI), hexamethylene … of polyurethanes.           This heading excludes poly(methylene phenyl isocyanate) (crude MDI or polymeric MDI) ( heading 39.09 ). (2)   Isocyanides (carbylamines). (3)   Azides of carboxylic acids . (4)   …

Section VI > Chapter 32 > Heading 3204