Harmonized System

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Section VII > Chapter 40 > Heading 4002

Explanatory notes

… purposes of transport and preservation or with a view to obtaining particular properties designed to facilitate its …

Section VII > Chapter 39 > Heading 3907

Explanatory notes

… ‑ ‑ Other This heading covers : (1)  Polyacetals . Polymers obtained from an aldehyde, normally formaldehyde, and … plumbing fittings, etc. (2)  Other polyethers . Polymers obtained from epoxides, glycols or similar materials and … in heading 15.18 . (4)  Polycarbonates . Polymers obtained, for example, by condensing bisphenol A with …

Section V > Chapter 25 > Heading 2503

Explanatory notes

… in a bore hole (Frasch process). (3)   Unrefined sulphur obtained by the roasting of pyrites or by the treatment of … presented in rough lumps or as dust. (5)   Refined sulphur, obtained by rapidly distilling crude sulphur and condensing it in the liquid state; sulphur thus obtained can then be moulded into sticks or cakes, or …

Section XV > Chapter 81 > Heading 8112

Explanatory notes

… scrap; powders 8112.99 ‑ ‑ Other (A) BERYLLIUM Beryllium is obtained almost exclusively from beryl, a double silicate of … with steel, copper, aluminium, etc. (E) GALLIUM Gallium is obtained as a by‑product in the extraction of aluminium, … dental alloys, etc.). (H) NIOBIUM (COLOMBIUM) Niobium is obtained from the ores niobite (columbite) and tantalite, …

Section VI > Chapter 35 > Heading 3504

Explanatory notes

… and their derivatives . (1) Peptones are soluble substances obtained when proteins are hydrolysed or submitted to the … Note). (3) Glycinin , the main soya protein. (4) Keratins obtained from hair, nails, horns, hoofs, feathers, etc. (5) … in heading 28.52 are excluded . (6) Protein isolates obtained by extraction from a vegetable substance (e.g., …

Section VI > Chapter 28 > Heading 2829

Explanatory notes

… 3 ) (heading 28.11). (1)   Sodium chlorate (NaClO 3 ). Obtained by electrolysing an aqueous solution of sodium … (e.g., cheddite). (3)   Barium chlorate (Ba(ClO 3 ) 2 ). Obtained by electrolysing a solution of barium chloride; … sometimes explosively. (2)   Sodium perchlorate (NaClO 4 ). Obtained by electrolysing cold solutions of sodium chlorate; …

Section XIII > Chapter 68 > Heading 6814

Explanatory notes

… from any of these materials. Thin sheets and splittings obtained by merely rifting and trimming mica books as mined fall in heading 25.25 . The heading covers products obtained by cutting such sheets and splittings. Since they are obtained with a die-punch, their edges are clean cut. …

Section VI > Chapter 28 > Heading 2826

Explanatory notes

… OF INORGANIC ACIDS AND METALS GENERAL Metal salts are obtained by replacing the hydrogen element in an acid by a … the neutral fluoride (NaF) and the acid fluoride (NaF.HF). Obtained by calcining natural calcium fluoride of … hexafluoroaluminate) (Na 3 AlF 6 ), synthetic cryolite, obtained as a precipitate on mixing aluminium oxide …

Section VI > Chapter 28 > Heading 2840

Explanatory notes

… or orthoboric acid (H 3 BO 3 ) (heading 28.10). Borates obtained by crystallisation or by a chemical process are covered by this heading, as are also natural borates obtained by evaporating complex brines from certain salt …

Section VI > Chapter 29 > Heading 2906

Explanatory notes

… (phytosterols) kingdoms. The most important is cholesterol obtained mainly from the spinal cords of cattle and from wool grease; it is also obtained from bile, and as a by-product during the … and in spurred rye, a provitamin from which vitamin D 2 is obtained by ultra-violet irradiation. Both ergosterol and …

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