Harmonized System

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Section XVIII > Chapter 90 > Heading 9031

Explanatory notes

… an electronic balancing device) e.g., armatures, rotors, crank shafts, connecting rods, propeller shafts, wheels, … into the electric potential by means of a piezo‑electric crystal or, indirectly, by being made to vary the value of a … only. (27) Instruments for detecting faults, fissures, cracks or other defects in materials (bars, tubes, profiles, …

Section VI > Chapter 29 > Heading 2907

Explanatory notes

… - - Phenol (hydroxybenzene) and its salts 2907.12 - - Cresols and their salts 2907.13 - - Octylphenol, nonylphenol … fractional distillation of coal tars or by synthesis. White crystals, with a characteristic odour, which turn reddish …

Section VI > Chapter 28 > Heading 2842

Explanatory notes

… are : (a)   Ammonium thiocyanate (NH 4 SCN). Colourless crystals, deliquescent, very soluble in water, turning red … 4 ) (with 7 or 12 H 2 O, according to the temperature of crystallisation) and trisodium orthoarsenate (anhydrous or … pyrotechnics. (e)   Zinc (ammonium zinc chloride) . White crystalline powder, soluble in water. Used in soldering (“ …

Section VI > Chapter 29 > Heading 2937

Explanatory notes

… by acting directly on them or controlling the synthesis or secretion of secondary or tertiary hormone systems. A … is a white, non-hygroscopic amorphous powder or shiny crystals, soluble in water. Its clinical use is in the … mammotrophin, prolactin). A polypeptide which can be crystallised. Activates milk secretion and influences the …

Section VI > Chapter 29 > Heading 2918

Explanatory notes

… inverted cane-sugar with lactic ferment . Very hygroscopic crystalline masses, or a dense, syrupy liquid, colourless or … acid (HO O CCH(OH)CH(OH)C O OH). Transparent colourless crystals. Used in dyeing, photography, manufacture of baking … tartrate . (c)  Refined potassium hydrogen tartrate (cream of tartar).                   Crude tartar (Argol) is …

Section XVI > Chapter 84 > Heading 8479

Explanatory notes

… electric wire coil‑winders 8479.82 ‑ ‑ Mixing, kneading, crushing, grinding, screening, sifting, homogenising, … according to their constituent material. (2)   Presses, crushers, grinders, mixers, etc., not designed for …

Section VII > Chapter 40 > Heading 4001

Explanatory notes

… by various methods (e.g., by centrifuging, evaporating, creaming).        The rubber content of commercial latexes … differs according to whether smoked sheets or pale or brown crepes, re‑agglomerated granules or free‑flowing powders are … of smoking is to dry the rubber and to impregnate it with creosotic substances which serve as anti‑oxidants and …

Section XV > Chapter 82 > Heading 8205

Explanatory notes

… some with simple hand‑operated mechanisms such as cranks, ratchets or gearing). This group of tools includes : … cork screws, simple can openers (including keys); nut‑crackers; cherry stoners (spring type); button hooks; shoe … wheels); cheese slicers, vegetable slicers; waffling irons; cream or egg whisks, egg slicers; butter curlers; ice picks; …

Section IV > Chapter 17 > Heading 1702

Explanatory notes

… should be taken to exclude both free water and water of crystallisation. Products obtained from whey and containing … lactose, when refined, is a white, slightly sweet, crystalline powder. Chemically pure lactose, whether anhydrous or hydrated, occurs as hard colourless crystals, which absorb odours.        Lactose is used …

Section VI > Chapter 28 > Heading 2843

Explanatory notes

… ( heading 26.16 ). (d) Silver nitrate (AgNO 3 ) white crystals, soluble in water, toxic, damages the skin. Used … detonating caps.       Silver dichromate (Ag 2 Cr 2 O 7 ) a crystalline ruby‑red powder, slightly soluble in water; used …