Harmonized System

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Section XV > Chapter 80

Explanatory notes

… as follows : (I) Concentration of the ore by washing, or by crushing and flotation. (II)  Treatment of the oxide by … Reduction of the purified oxide with coke to produce a crude tin. (IV) Refining of the crude tin by various … completely pure condition. Tin is also recovered from scrap tinplate by chlorination or electrolytic treatment, or …

Section X > Chapter 48 > Heading 4820

Explanatory notes

… also include printed examples of handwriting for copying in manuscript. Educational workbooks, sometimes called writing … use as workbooks and usually with spaces for completion in manuscript are, however, excluded ( heading 49.01 ). … magazines, or the like (e.g., clip binders, spring binders, screw binders, ring binders), and folders, file covers, …

Section VII > Chapter 40 > Heading 4008

Explanatory notes

… heading covers : (1)   Plates, sheets and strip (having any cross‑sectional dimension exceeding 5 mm) in the length, or … . (3)   Rods and profile shapes (including threads of any cross‑sectional shape, of which any cross‑sectional … in Note 5 to Chapter 59 ( heading 59.06 ). (h)   Knitted or crocheted fabrics combined with rubber thread ( Chapter 60 ). …

Section XVIII > Chapter 90 > Heading 9019

Explanatory notes

… walking exercises, consisting of a frame, with supporting crutches and hand grips, resting on a series of wheels. …

Section VI > Chapter 38 > Heading 3811

Explanatory notes

… Prepared additives for mineral oils. 1.‑  Additives for crude oils . This group includes anticorrosives which are … group includes :       (a)   Anti‑knock preparations which increase the resistance of fuels to premature ignition and … Pour‑point depressants , which prevent the aggregation of crystals at low temperatures. The products of this category …

Section XIII > Chapter 69 > Heading 6901

Explanatory notes

… temperature work. Heading 69.03 would therefore include crucibles of sintered alumina, but textile machine thread … (3)   Silica and semi-silica refractories (based upon sand, crushed quartz, flint, etc., and bonded with clay or lime). … used mainly to line blast furnaces, coke ovens, petroleum cracking plants, glass, ceramic and other industrial …

Section XVI > Chapter 84 > Heading 8431

Explanatory notes

… ( heading 85.05 ). (2)   Drums for winches or capstans; crane jibs; trolleys, crabs, buckets, skips, etc., for overhead transporters; … and presented with the machines (winches, teleferics, cranes, cable operated hauling machines, draglines, …

Section VI > Chapter 29 > Heading 2931

Explanatory notes

… . (a)  Methylarsonic acid (CH 3 AsO(OH) 2 ) and its salts. Crystallises in flakes, and forms crystalline salts such as sodium methylarsonate (colourless, …       Cacodylic acid occurs as odourless, colourless crystals. Its main salt is sodium cacodylate, a crystalline

Section XIV > Chapter 71 > Heading 7104

Explanatory notes

… -     have essentially the same chemical composition and crystal structure as a particular natural stone (e.g., ruby, … even if they do not have the same chemical composition and crystal structure as the stones which they resemble, e.g., … stones can normally be distinguished from natural stones by microscopic examination (preferably in a medium other than …

Section XX > Chapter 94 > Heading 9403

Explanatory notes

… show‑cases, tables, telephone stands, writing‑desks, escritoires, book‑cases, and other shelved furniture … containers specially designed to resist fire, impact and crushing and whose walls in particular do not offer any … are classified in this heading. (h)   Refrigerators, ice cream machines, etc. (i.e., cabinets, etc., having the …

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