Harmonized System

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Section XI > Chapter 56 > Heading 5601

Explanatory notes

… AND ARTICLES THEREOF The wadding referred to here is made by superimposing several layers of carded or air‑laid … has been fixed to an internal or external textile support by lightly punching, and wadding covered on one or both sides with paper, textile or other material (either by sewing or glueing), also remain classified here provided …

Section XVIII > Chapter 90 > Heading 9022

Explanatory notes

… as “superficial” or “deep” according to the depth reached by the rays. (C)  X‑ray apparatus for industrial use . There … composition of materials; the X‑rays are diffracted by crystals and then made to fall on a photographic film or … substance with the property of emitting radiations by spontaneous transformation of its atoms. This radioactive …

Section VI > Chapter 28 > Heading 2835

Explanatory notes

… O 2 ) 2 ), colourless crystals or a white powder (obtained by the action of white phosphorus on boiling milk of lime). … without further qualification. The salts formed by phosphoric acid with monovalent metals may be mono‑, di‑ … (monopotassium phosphate) (KH 2 PO 4 ). Obtained by treating phosphated chalk with orthophosphoric acid and …

Section XVI > Chapter 85 > Heading 8501

Explanatory notes

… a propulsive force when the primary member is energised by applying an alternating current in the presence of the secondary. The two members are separated by an airgap, and the translational motion (one member … in car parks or stores (secondary pallets are displaced by primary members set into the floor); controlling, e.g., …

Section XVI > Chapter 85 > Heading 8504

Explanatory notes

… which, without having any moving parts, transform, by means of induction and using a preset or adjustable … units) which reduce electro-magnetic interference by balancing the impedance in paired lines. The … current regulators. This group includes : (A)  Rectifiers by which alternating current (single or polyphase) is …

Section VI > Chapter 28 > Heading 2809

Explanatory notes

… pentoxide, phosphoric anhydride) (P 2 O 5 ) is obtained by combustion, in dry air, of phosphorus extracted from … acid or common phosphoric acid) (H 3 PO 4 ) is obtained by the action of sulphuric acid on natural tricalcium … fluorosilicic acid, etc. Pure phosphoric acid is obtained by controlled hydration of diphosphorus pentaoxide. …

Section XV > Chapter 72 > Heading 7202

Explanatory notes

…               - Ferro-manganese : 7202.11 - - Containing by weight more than 2 % of carbon 7202.19 - - Other …               - Ferro-silicon : 7202.21 - - Containing by weight more than 55 % of silicon 7202 . 29 - - Other …               - Ferro-chromium : 7202.41 - - Containing by weight more than 4 % of carbon 7202.49 - - Other 7202.50 …

Section XV > Chapter 75 > Heading 7508

Explanatory notes

… - Other (A) ELECTROPLATING ANODES INCLUDING THOSE PRODUCED BY ELECTROLYSIS This group covers refined nickel anodes for electroplating by electrolytic deposition. They may be cast, rolled, drawn, …

Section XV > Chapter 72 > Heading 7224

Explanatory notes

… billets, rounds, slabs, sheet bars, pieces roughly shaped by forging), flat‑rolled products, whether or not in coils … All these products may be worked provided that they do not thereby assume the character of articles or of products falling …

Section XIII > Chapter 70 > Heading 7018

Explanatory notes

… pearls. Hollow pearls of the most usual type are obtained by blowing thin glass spheres along a glass tube of very … light pressure.        Solid imitation pearls are obtained by turning a drop of glass on a copper wire in a flame, or by casting glass in small moulds traversed by a thin copper …

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