Harmonized System

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Section XVI > Chapter 85 > Heading 8542

Explanatory notes

… etc. Electronic integrated circuits include : (I)    Monolithic integrated circuits .         These are … Monolithic integrated circuits may be presented : (i)   Mounted , i.e., with their terminals or leads, whether or … circuits include : (i)   Metal oxide semiconductors (MOS technology). (ii)  Circuits obtained by bipolar …

Section VI > Chapter 28 > Heading 2841

Explanatory notes

… ‑ ‑ Potassium permanganate 2841.69 ‑ ‑ Other 2841.70 ‑ Molybdates 2841.80 ‑ Tungstates (wolframates) 2841.90 ‑ … in water, in aqueous solutions or in paste form. Used as a mordant in dyeing (alkaline mordant); in the preparation of … isolated in the pure state.        The principal of these mostly toxic salts are : (a)  Zinc chromate . The treatment …

Section VI > Chapter 28 > Heading 2827

Explanatory notes

… air. The solid chloride is used in organic synthesis, as a mordant in dyeing, etc. In aqueous solutions it is used for … iron chloride on the market is a dark red aqueous solution. More widely employed than ferrous chloride, e.g., for … photo‑engraving, to give a patina to iron, in medicine (haemostatic or vasoconstrictive preparations), and, …

Section VI > Chapter 28 > Heading 2842

Explanatory notes

… (HS-C≡N). (1)     Fulminates. Fulminates are compounds of more or less unknown composition, very unstable, exploding … salts of the non-isolated thiocyanic acid (HS-C≡N). The most important are : (a)   Ammonium thiocyanate (NH 4 SCN). … Poisonous. Used in photography; in dyeing and printing ( mordant ); in medicine; as a laboratory reagent; in …

Section XVI > Chapter 84 > Heading 8479

Explanatory notes

… of any Section or Chapter Note. and  (b) Is not covered more specifically by a heading in any other Chapter of the … functions” : (A)  Mechanical devices, with or without motors or other driving force, whose function can be … presented air dehumidifier, even if designed to be mounted on an ozone generator falls, therefore, to be …

Section VI > Chapter 29 > Heading 2939

Explanatory notes

… buprenorphine (INN), codeine, dihydrocodeine (INN), ethylmorphine, etorphine (INN), heroin, hydrocodone (INN), … action. Some are obtained by synthesis. They are all more or less poisonous. This heading covers unmixed …

Section VI > Chapter 28 > Heading 2835

Explanatory notes

… (phosphites)               ‑ Phosphates : 2835.22 ‑ ‑ Of mono‑ or disodium 2835.24 ‑ ‑ Of potassium 2835.25 ‑ ‑ … spontaneously. Alkali phosphinates are reducing agents. The most important are : (I)   Sodium phosphinate … qualification. The salts formed by phosphoric acid with monovalent metals may be mono‑, di‑ or tribasic (with …

Section VI > Chapter 28 > Heading 2825

Explanatory notes

… 2825.60 ‑ Germanium oxides and zirconium dioxide 2825.70 ‑ Molybdenum oxides and hydroxides 2825.80 ‑ Antimony oxides … Chapter not included in preceding headings .        The most important products are : (1)     Hydrazine and its …

Section XVIII > Chapter 90 > Heading 9029

Explanatory notes

… may be operated by a rotary, alternating or pulsating movement of the turning part (e.g., encoders). It should, … (e.g., on spinning or twisting machines); for counting the movements of a machine (an automatic balance, a pump, the … they usually incorporate an electro‑magnet which moves the recording mechanism (cyclometer‑type rollers, …

Section XVI > Chapter 84 > Heading 8465

Explanatory notes

… 8465.91 ‑ ‑ Sawing machines 8465.92 ‑ ‑ Planing, milling or moulding (by cutting) machines 8465.93 ‑ ‑ Grinding, sanding … ‑ ‑ Bending or assembling machines 8465.95 ‑ ‑ Drilling or morticing machines 8465.96 ‑ ‑ Splitting, slicing or paring … hard plastics and similar hard materials (horn, corozo, mother of pearl, ivory, etc.). The heading excludes machines …