Harmonized System
Section XVIII > Chapter 90 > Heading 9018
… apparatus, other electro-medical apparatus and sight-testing instruments. …
Explanatory notes
… apparatus, other electro‑medical apparatus and sight-testing instruments (+) . - … - - Dental drill engines, whether or not combined on a single base with other dental equipment 9018.49 - - Other … the nasal cartilage); transillumination apparatus (for sinuses and nasal fossae); tonsilotomes and guillotines; …Section VI > Chapter 28 > Heading 2850
… Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, …
Explanatory notes
… 28.50 ‑ Hydrides, nitrides, azides, silicides and borides, whether or not chemically defined, … of which is described by the term used (hydrogen, nitrogen, silicon or boron), the others being non‑metals or metals. … off hydrogen. It is a reducing agent used for producing sintered chromium from chromic chloride. There are also …Section VII > Chapter 39 > Heading 3920
… non-cellular and not reinforced, laminated, supported or similarly combined with other materials. …
Explanatory notes
… non-cellular and not reinforced, laminated, supported or similarly combined with other materials (+). 3920.10 ‑ Of … 3920.59 ‑ ‑ Other ‑ Of polycarbonates, alkyd resins, polyallyl esters or other polyesters : 3920.61 ‑ ‑ …Section XV > Chapter 73 > Heading 7318
… cotter-pins, washers (including spring washers) and similar articles, of iron or steel. …
Explanatory notes
… cotter‑pins, washers (including spring washers) and similar articles, of iron or steel (+). ‑ … tapered and pointed, and they have a steeper cutting thread since they have to bite their own way into the material. … Circlips are produced in different forms ranging from a simple ring with a gap to more complex shapes (with eyelets …Section V > Chapter 25 > Heading 2523
… aluminous cement, slag cement, supersulphate cement and similar hydraulic cements, whether or not coloured or in the …
Explanatory notes
… aluminous cement, slag cement, supersulphate cement and similar hydraulic cements, whether or not coloured or in the … a suitable proportion of clay. Other materials such as silica, alumina or iron bearing substances may also be … product of subheading 2523.10 consisting mostly of calcium silicates which is obtained by heating to partial fusion a …Section XI > Chapter 50 > Heading 5003 > 5003.00
… Silk waste (including cocoons unsuitable for reeling, yarn …
Section XIV > Chapter 71 > Heading 7113 > 7113.1 > 7113.11
… Of silver, whether or not plated or clad with other precious …
Section XIV > Chapter 71 > Heading 7114 > 7114.1 > 7114.11
… Of silver, whether or not plated or clad with other precious …
Section XV > Chapter 73 > Heading 7306 > 7306.2
… Casing and tubing of a kind used in drilling for oil or gas …
Section XVI > Chapter 84 > Heading 8416 > 8416.30
… their mechanical grates, mechanical ash dischargers and similar appliances …