Harmonized System

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Section VI > Chapter 35 > Heading 3507

Explanatory notes

… their chemical activity as oxidoreductases, transferases, hydrolases, lyases, isomerases, ligases; or (b)  their … Pepsin is used mainly for medicinal purposes, combined with hydrochloric acid or betaine hydrochloride, or as pepsin wine. (4)         Malt enzymes . …

Section VI > Chapter 33 > Heading 3307

Explanatory notes

… washes for birds. (7) Sodium chloride solutions put up for hygiene use in packings for retail sale, other than medical … Garlic Geranium Ginger Grapefruit Guaiacwood Ho (Shiu) Hop Hyacinth Hyssop Jasmine Jonquil Juniper Kuromoji Laurel …

Section VI > Chapter 30 > Heading 3006

Explanatory notes

… lubricant for parts of the body for surgical operations or physical examinations or as a coupling agent between the … These contain small quantities of a few common medicaments (hydrogen peroxide, tincture of iodine, mercurochrome, … lubricant for parts of the body for surgical operations or physical examinations or as a coupling agent between the …

Section X > Chapter 47 > Heading 4702

Explanatory notes

… is removed. The chemicals usually employed are sodium hydroxide (“soda” process), a mixture of sodium hydroxide … bisulphite or magnesium bisulphite, also known as calcium hydrogen sulphite or magnesium hydrogen sulphite … grades, is achieved through extensive chemical and physiochemical reactions. In addition to whitening, its …

Section XVI > Chapter 84 > Heading 8462

Explanatory notes

…               ‑ Cold metal working presses : 8462.61 ‑ ‑ Hydraulic presses 8462.62 ‑ ‑ Mechanical presses 8462.63 ‑ ‑ … punching (without the removal of metal), and tube hydroforming, as well as the working of tube, pipe, profile, …

Section VII > Chapter 40 > Heading 4001

Explanatory notes

… is obtained by adding a very small quantity (0.15 %) of hydroxylamine before coagulation and LV rubber by adding, … a small quantity of mineral oil.                    The hydroxylamine prevents the spontaneous increase in the …

Section VI > Chapter 38 > Heading 3825

Explanatory notes

… - - Other 3825.50 - Wastes of metal pickling liquors, hydraulic fluids, brake fluids and anti-freeze fluids … it through a mass usually composed of bog iron ore or of hydrated iron(III)oxide, sawdust and calcium sulphate.  This mass removes from the gas certain impurities (hydrogen sulphide, hydrocyanic acid, etc.). When spent, it …

Section VI > Chapter 28 > Heading 2805

Explanatory notes

… They decompose cold water; they deteriorate in air, forming hydroxides. (1) Lithium . This is the lightest (specific … of copper or steel, the manufacture of zirconium, calcium hydride (hydrolith), anti‑friction alloys, etc. (2)   …

Section XIV > Chapter 71 > Heading 7110

Explanatory notes

… in the manufacture of surgical instruments (particularly hypodermic needles), in certain gas lighters and for many … mainly used for electrical contacts, in brazing alloys, in hydrogen purification equipment, as a hydrogenation catalyst, in the manufacture of jewellery and …

Section XVI > Chapter 84 > Heading 8401

Explanatory notes

… (e.g., beryllium, graphite, water, heavy water, certain hydrocarbons such as diphenyl or terphenyls). (3) The … which, by low-temperature fractional distillation of liquid hydrogen, separates the deuterium, which can then be … method or by contact of different liquid or gaseous hydrogenous phases. (4)  Electrolytic cells intended for the …

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