WCO Trade Tools provides essential information to support your trade activity.
Harmonized System
Section VI > Chapter 38 > Heading 3827 > 3827.6
… Containing other hydrofluorocarbons (HFCs) but not containing …
Section XVIII > Chapter 90 > Heading 9027 > 9027.20
… Chromatographs and electrophoresis instruments …
Classification opinions
… system for oil sampling and gas extraction; (ii) a gas chromatograph (GC) system for separation and measurement of … extracted gases; and (iii) other components, including two programmable relays, supported alarms and external sensor inputs. It is presented with proprietary software for gas analysis, data visualization …Section VI > Chapter 29 > Heading 2909
… ether-phenols, ether-alcohol-phenols, alcohol peroxides, ether peroxides, acetal and hemiacetal peroxides, … defined), and their halogenated, sulphonated, nitrated or nitrosated derivatives. …
Explanatory notes
… Sub-Chapter IV ETHERS, ALCOHOL PEROXIDES, ETHER PEROXIDES, ACETAL AND HEMIACETAL PEROXIDES … PEROXIDES AND KETONE PEROXIDES These are c ompounds of the ROOH and ROOR 1 series, in which R and R 1 are organic radicals . …Section V > Chapter 27 > Heading 2713
… Petroleum coke, petroleum bitumen and other residues of petroleum oils or of oils obtained from bituminous minerals. …
Explanatory notes
… 27.13 ‑ Petroleum coke, petroleum bitumen and other residues of petroleum oils or of oils obtained from bituminous minerals. - Petroleum coke : … brown or black and may be soft or brittle. It is used for road‑surfacing, waterproofing, etc. Petroleum bitumen which …Section V > Chapter 27 > Heading 2712
… Petroleum jelly; paraffin wax, micro-crystalline petroleum … lignite wax, peat wax, other mineral waxes, and similar products obtained by synthesis or by other processes, whether or not coloured. …
Explanatory notes
… 27.12 ‑ P etroleum jelly; paraffin wax, microcrystalline petroleum wax, slack wax, ozokerite, … jelly must have a congealing point, as determined by the rotating thermometer method (ISO 2207 equivalent to the …Section XVI > Chapter 84 > Heading 8462 > 8462.2 > 8462.25
… Numerically controlled roll forming machines …
Classification opinions
… mill machinery presented without welding equipment, used to process coiled metal strip into tubular forms. The machinery … components : an edge trimmer; breakdown or forming rolls; idler vertical closing rolls; and fin pass rolls. …Section XV > Chapter 73 > Heading 7302
… Railway or tramway track construction material of iron or steel, the following : rails, check-rails and rack rails, switch blades, crossing frogs, point rods and other crossing pieces, sleepers (cross-ties), …
Explanatory notes
… and rack rails, switch blades, crossing frogs, point rods and other crossing pieces, sleepers (cross‑ties), … narrow gauge. (1) Rails for railways or tramways are hot‑rolled products. The heading covers all lengths of such … They are usually pressed into final shape after rolling, but they may also be assembled by welding or …Section VI > Chapter 28 > Heading 2806
… Hydrogen chloride (hydrochloric acid); chlorosulphuric acid. …