Harmonized System
Section XVIII > Chapter 90 > Heading 9001
… Optical fibres and optical fibre bundles; optical fibre cables other than those … material, unmounted, other than such elements of glass not optically worked. …
Explanatory notes
… 90.01 ‑ Optical fibres and optical fibre bundles; optical fibre … material, unmounted, other than such elements of glass not optically worked. 9001.10 ‑ Optical fibres, optical fibre … rough at first, then gradually finer, the successive operations being roughing, trueing, smoothing and polishing. …Section XVIII > Chapter 90 > Heading 9011
… Compound optical microscopes, including those for photomicrography, …
Explanatory notes
… 90.11 ‑ Compound optical microscopes, including those for photomicrography, … of threadworm. (2) Microscopes for measuring or checking operations in certain manufacturing processes; these may be … (4) Surgical microscopes for use by surgeons when operating on a very small portion of the body. Their light …Section XVIII > Chapter 90
… Optical, photographic, cinematographic, measuring, checking, …
Explanatory notes
… Chapter 90 Optical, photographic, cinematographic, measuring, checking, … uses, of heading 69.09; (d) Glass mirrors, not optically worked, of heading 70.09, or mirrors of base metal …Legal note
… uses, of heading 69.09; (d) Glass mirrors, not optically worked, of heading 70.09, or mirrors of base metal …Section VI > Chapter 28
… metals, of rare-earth metals, of radioactive elements or of isotopes …
Explanatory notes
… metals, of rare-earth metals, of radioactive elements or of isotopes Notes. 1.- Except where the context otherwise … sale, of heading 38.24; cultured crystals (other than optical elements) weighing not less than 2.5 g each, of the …Legal note
… sale, of heading 38.24; cultured crystals (other than optical elements) weighing not less than 2.5 g each, of the … than 84; (b) Natural or artificial radioactive isotopes (including those of the precious metals or of the …Section XV > Chapter 74 > Heading 7403
… Refined copper and copper alloys, unwrought. …
Explanatory notes
… 74.03 ‑ Refined copper and copper alloys, unwrought. ‑ Refined … form of cathodes consisting of plates or sheets with two loops attached by which the original starting sheets were …Section XV > Chapter 74 > Heading 7402
… Unrefined copper; copper anodes for electrolytic refining. …
Explanatory notes
… 74.02 ‑ Unrefined copper; copper anodes for electrolytic refining. This heading …Section XV > Chapter 74 > Heading 7418
… kitchen or other household articles and parts thereof, of copper; pot scourers and scouring or polishing pads, gloves and the like, of copper; sanitary ware and parts thereof, of copper. …
Explanatory notes
… kitchen or other household articles and parts thereof, of copper; pot scourers and scouring or polishing pads, gloves and the like, of copper; sanitary ware and parts thereof, of copper. 7418.10 ‑ Table, kitchen or other household articles …Section XVI > Chapter 85 > Heading 8518
… Microphones and stands therefor; loudspeakers, whether or … headphones and earphones, whether or not combined with a microphone, and sets consisting of a microphone and one or …
Explanatory notes
… microphones require an electrical power supply for their operation. This power supply may be supplied from a mixing … for telephony and which are generally used by telephone operators; headphones and earphones for plugging into radio … amplifiers may be derived from a microphone, a laser optical disc reader, a pick‑up cartridge, a magnetic tape …Section XIII > Chapter 70 > Heading 7014
… Signalling glassware and optical elements of glass (other than those of heading 70.15), not optically worked. …