Harmonized System

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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 VI > Chapter 28 > Heading 2817

Explanatory notes

… (zinc white) (ZnO) is obtained by burning zinc vapour with oxygen from air.  The zinc vapour is obtained by vaporising …

Section VII > Chapter 39 > Heading 3910

Explanatory notes

… products containing in the molecule more than one silicon‑oxygen‑silicon linkage, and containing organic groups …

Section VII > Chapter 40 > Heading 4017

Explanatory notes

… knobs, grip‑handles and the like of all kinds, sanitary and hygienic articles. This heading excludes , inter alia  : …

Section XI > Chapter 62 > Heading 6212

Explanatory notes

… fastened by lacing or by hooks. (5)   Suspender‑belts, hygienic belts, suspensory bandages, suspender jock‑straps, …

Section XV > Chapter 73

Explanatory notes

… may include equilateral triangular and other regular convex polygonal cross‑sections. Products of cross‑section other …

Section V > Chapter 25 > Heading 2501

Explanatory notes

… ( Chapter 30 ), and sodium chloride solutions put up for hygiene use in packings for retail sale, other than medical …

Section VI > Chapter 29 > Heading 2925

Explanatory notes

… this can be regarded as derived from urea by replacing the oxygen of the ( C=O) group by an imino group (=NH) : H 2 …

Section XVIII > Chapter 90 > Heading 9033

Explanatory notes

… Photographic cameras ( heading 90.06 ), thermometers and hygrometers ( heading 90.25 ).         (e)     Clock or …

Section VI > Chapter 36 > Heading 3601

Explanatory notes

… the colour of which varies from black to brown, is slightly hygroscopic and is used as a sporting powder and as a …