Harmonized System

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Section XIII > Chapter 69 > Heading 6904

Explanatory notes

… thickness), and resonant. Hard porcelain is made from a body composed of kaolin (or kaolinic clays), quartz, … colourless transparent glaze fired at the same time as the body and thus fused together. Soft porcelain contains less … phosphate (e.g., in the form of bone ash); a translucent body is thus obtained at a lower firing temperature than …

Section VI > Chapter 28 > Heading 2827

Explanatory notes

… Its uses include the pickling of metals, in the textile dyeing or printing industry, in tanning, as a fertiliser, in … as a reducing agent or mordant in textile dyeing, in vat dyes (dyers’ tin salt), as tin size for silk or in electrolytic …

Section XVIII > Chapter 90 > Heading 9018

Section VI > Chapter 32 > Heading 3205

Explanatory notes

… of the colouring matter and the base. (2)   Dyeing the base with a solution of the colouring matter. … their metal salts (e.g., the calcium salts of sulphonated dyes, and the salts of basic dyes with complex acids of …

Section VI > Chapter 29 > Heading 2933

Explanatory notes

… Used in organic synthesis, in the rubber industry, in dyeing and printing textile fabrics, as a denaturant for … and penetrating odour. Used in organic synthesis (e.g., dyes, medicaments).        These derivatives include, inter … yellowish-brown crystals. Used for the preparation of dyestuffs and in medicine. (3) 2-Hydroxyquinoline …

Section VI > Chapter 29 > Heading 2921

Explanatory notes

… diluted to standard strengths for the production of azo-dyes are also included here. (A) ACYCLIC MONOAMINES AND … with a strong, ammoniacal odour; used for preparing organic dyes and in the tanning industry, etc. (2) Dimethylamine … flakes with an agreeable odour. Used for preparing dyestuffs, and in analytical chemistry. (6)   Polyamines . …

Section XVII > Chapter 87 > Heading 8704

Section XI > Chapter 53 > Heading 5301

Explanatory notes

… and from the rest of the plant, particularly from the inner woody part. This heading covers flax, raw, retted, scutched, … The fibres are then sufficiently loosened from the inner woody part of the plant and from one another to be separated … in this heading whether or not they have been bleached or dyed. The heading excludes  : (a)   Broken woody pieces …

Section VI > Chapter 28 > Heading 2801

Explanatory notes

… Curium.............. Cm 96 Radioactive element (28.44). Dysprosium...... Dy 66 Rare‑earth metal (28.05). … carbonyl chloride, in organic syntheses (e.g., synthetic dyes, artificial waxes, chlorinated rubber). (C) BROMINE …

Section VI > Chapter 29 > Heading 2907

Explanatory notes

… of explosives, synthetic resins, plastics, plasticisers and dyes.        To fall in this heading, phenol must have a … of phenol. It is toxic and is used in organic synthesis (dyes, etc.). (b) b - Naphthol . Brilliant colourless flakes … odour of phenol. Used for the manufacture of synthetic dyes and explosives, and in medicine and photography. (2)   …