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 … than lead). It can readily be cast, hammered, rolled or extruded. Tin is very resistant to atmospheric corrosion but …

Section XVI > Chapter 85 > Heading 8504

Explanatory notes

… the impedance of one circuit with that of another, and instrument transformers (current or voltage transformers, combined instrument transformers) used to step down or step up … to the level of the connected equipment, e.g., measuring instruments, electricity meters or protective relays. The …

Section VI > Chapter 28 > Heading 2801

Explanatory notes

… Palladium.......... Pd 46 Precious metal (71.10). Phosphorus....... P 15 Non‑metal (28.04). Platinum............ Pt … (81.12). Rhodium........... Rh 45 Precious metal (71.10). Rubidium.......... Rb 37 Alkali metal (28.05). Ruthenium........ Ru 44 Precious metal (71.10). …

Section VI > Chapter 38 > Heading 3811

Explanatory notes

… Prepared additives for mineral oils. 1.‑  Additives for crude oils . This group includes anticorrosives which are added to crude oils to protect metal structures (in particular, distillation columns). Their … those of aluminium, calcium, zinc or barium.       (f)    Rust preventatives based on organic salts (sulphonates) of …

Section XVI > Chapter 84 > Heading 8405

Explanatory notes

… The heading also includes producer gas generators specially constructed for use in motor vehicles, but excludes … of tars, etc. (B) WATER GAS GENERATORS These are of similar construction, but are arranged so that air and a spray of … with purifiers (comprising perforated cones, coke beds, scrubbers, etc.), coolers, dryers, reheaters, etc. Such …

Section IV > Chapter 21 > Heading 2103

Explanatory notes

… and made from various ingredients (eggs, vegetables, meat, fruit, flours, starches, oil, vinegar, sugar, spices, … also includes certain preparations, based on vegetables or fruit, which are mainly liquids, emulsions or suspensions, … and sometimes contain visible pieces of vegetables or fruit. These preparations differ from prepared or preserved …

Section IX > Chapter 44 > Heading 4403

Explanatory notes

… ( Pinus spp. ), other 4403.23 - - Of fir ( Abies spp. ) and spruce ( Picea spp. ), of which any cross-sectional … is 15 cm or more 4403.24 - - Of fir ( Abies spp. ) and spruce ( Picea spp. ), other 4403.25 - - Other, of which the … also includes roughly squared wood which consists of trunks or sections of trunks of trees, the round surfaces of …

Section XV > Chapter 73 > Heading 7326

Explanatory notes

… consisting of a base, a handle and a vacuum lever, and rubber discs, intended to be attached temporarily to an … following working or surface treatments : Removal of burrs, runouts and other stamping defects by rough burring, … products, clearly intended to protect the subjects against rust or other types of oxidation; stamping, punching, …

Section VI > Chapter 28 > Heading 2850

Explanatory notes

… and 28.53 ), nitrogen ( headings 28.11 , 28.14 and 28.25 ), phosphorus ( heading 28.53 ), carbon ( heading 29.01 ), and … used for lining electric ovens or for the manufacture of crucibles. Silicon nitride (Si 3 N 4 ) is a greyish‑white … its moulding and increasing its hardness and resistance to rupture; it decreases the tendency of copper alloys to …

Section III > Chapter 15 > Heading 1515

Explanatory notes

…               ‑ Linseed oil and its fractions : 1515.11 ‑ ‑ Crude oil 1515.19 ‑ ‑ Other               ‑ Maize (corn) oil and its fractions : 1515.21 ‑ ‑ Crude oil 1515.29 ‑ ‑ Other 1515.30 ‑ Castor oil and its …