Harmonized System

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Show last update onlyCorrelation Tables
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Section VI > Chapter 29 > Heading 2930

Explanatory notes

… cover heterocyclic compounds. The term " heterocyclic " refers to organic compounds composed of one or more rings, …

Section XVI > Chapter 84 > Heading 8415

Explanatory notes

… elements, such as self-contained window or wall types (referred to as “through-the-wall” units). Alternatively, …

Section III > Chapter 15