Harmonized System
Section XI > Chapter 56 > Heading 5603
Explanatory notes
… produced in various ways and production can be conveniently divided into the three stages : web formation, bonding and finishing. I. Web formation Four … These fibres may be parallel, cross or random oriented (dry‑laid process); (b) by extruding filaments which are …Section VI > Chapter 28 > Heading 2844
… elements and isotopes) and their compounds; mixtures and residues containing these products. …
Explanatory notes
… elements and isotopes) and their compounds; mixtures and residues containing these products. 2844.10 ‑ Natural … residues 2844.50 ‑ Spent (irradiated) fuel elements (cartridges) of nuclear reactors (I) ISOTOPES The nuclei of …Section VI > Chapter 38 > Heading 3808
… Insecticides, rodenticides, fungicides, herbicides, anti-sprouting products and …
Explanatory notes
… 38.08 ‑ Insecticides, rodenticides, fungicides, herbicides, anti-sprouting products and … sprinkling, coating, impregnating, etc., or may necessitate combustion. They achieve their results by nerve‑poisoning, …Section VI > Chapter 28 > Heading 2843
… Colloidal precious metals; inorganic or organic compounds of …
Explanatory notes
… as listed in Chapter 71 (i.e., silver, gold, platinum, iridium, osmium, palladium, rhodium and ruthenium), provided they are in colloidal suspension. These precious metals are obtained in …Section VI > Chapter 29 > Heading 2915
… Saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, …
Explanatory notes
… Sub-Chapter VII CARBOXYLIC ACIDS AND THEIR ANHYDRIDES , HALIDES, PEROXIDES AND PEROXYACIDS AND THEIR HALOGENATED, …Section VI > Chapter 28 > Heading 2808
… Nitric acid; sulphonitric acids. …
Explanatory notes
… 28.08 ‑ Nitric acid; sulphonitric acids. (A) NITRIC ACID Nitric acid (HNO 3 ) is mainly obtained by oxidising ammonia in the presence of a catalyst (platinum, …Section VI > Chapter 28 > Heading 2807
… Sulphuric acid; oleum. …
Explanatory notes
… dioxide over a catalyst (platinum, ferric oxide, vanadium pentoxide, etc.). It is freed from impurities (nitrogen … products, lead sulphate) by treatment with hydrogen sulphide or ammonium sulphide. Sulphuric acid is a very strong …Section VI > Chapter 29 > Heading 2933
Explanatory notes
… hetero-atom(s) only (+). - Compounds containing an unfused pyrazole ring (whether or not … - - Other - Compounds containing an unfused imidazole ring (whether or not hydrogenated) in the … structure : 2933.31 - - Pyridine and its salts 2933.32 - - Piperidine and its salts 2933.33 - - Alfentanil (INN), …Section XX > Chapter 94 > Heading 9404
… and similar furnishing (for example, mattresses, quilts, eiderdowns, cushions, pouffes and pillows) fitted with springs or …