Harmonized System

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Section VI > Chapter 38 > Heading 3819

Explanatory notes

… , e.g., those consisting of mixtures of castor oil, 2‑ethoxyethanol or ethylene diricinoleate and butyl alcohol, or those composed of 4‑hydroxy‑4‑methylpentan‑2‑one (diacetone alcohol), diethyl …

Section VI > Chapter 28 > Heading 2807

Explanatory notes

… Sulphuric acid (H 2 SO 4 ) is mainly obtained by passing oxygen and sulphur dioxide over a catalyst (platinum, ferric …

Section I > Chapter 5 > Heading 0510

Explanatory notes

… layers and weighing up to a hundred kilograms. It has a waxy consistency and gives a sweet odour when rubbed. It … question should not be confused with artificial musk (musk xylene, musk ambrette, etc.) included in Chapter 29 . …

Section III > Chapter 15 > Heading 1505

Explanatory notes

… the essential character of lanolin, for example lanolin ethoxylated to such an extent as to be water soluble … spinning mills. The solid part ( wool grease stearin ) is a waxy substance, yellow‑brown in colour and smelling strongly …

Section XVIII > Chapter 90 > Heading 9020

Explanatory notes

… (where the breathing circuit is fed from a cylinder of oxygen or compressed air) or may be connected by a hose to … ). (d)   Divers’ respiratory masks of a kind used without oxygen or compressed air bottles, and simple underwater …

Section VI > Chapter 28 > Heading 2821

Explanatory notes

… salt. White solid which discolours in the presence of oxygen, turning into ferric hydroxide. (2)   Ferric …        It is an amphoteric hydroxide which, after oxygenation, gives the ferrates of heading 28.41. This …

Section VI > Chapter 28 > Heading 2837

Explanatory notes

… sub‑Chapter, this heading covers cyanides, cyanide oxides (oxycyanides) and complex cyanides. (A) CYANIDES Cyanides are … almonds. When brought to the melting‑point it absorbs oxygen; may also give hydrates. Is presented in sealed …

Section VI > Chapter 29 > Heading 2906

Explanatory notes

… the hydrocarbon perhydro-1,2-cyclopentanophenanthrene, the hydroxyl group being linked to the 3-carbon, with a methyl … OR NITROSATED DERIVATIVES Aromatic alcohols contain the hydroxyl group (-OH) linked not to the aromatic rings but to …