Key Features

Know the most important characteristics

What is it?

The most complete database in the world, helps find classification codes of chemical products in various nomenclatures based in the Harmonized Commodity Description and Coding System (HS), 2017 AND 2022 Harmonized System versions.

Included Products

The Customs Nomenclature Chemical Repertoire™ includes products classified in chapters 05, 12, 13, 15, 17, 22, 23, 25 to 27, 28 to 38, 39 and 40, and 72 to 81, of Harmonized Commodity Description and Coding System nomenclature.

In what Nomenclatures?

Includes classification of products in 2017 AND 2022 nomenclatures of European Union, Mexico (including NICO), Andina Community (NANDINA), Central American Tariff System (SAC), and WCO, and 2022 for U.S.A., Panama, and MERCOSUR.

How it works

Simply captures the registry number in the Chemical Abstract Service (CAS or CAS RN) of the product you want to find the customs tariff code. It is also possible to search knowing the compound´s International Nonproprietary Name (INN).

Information available

Apart from the customs tariff code of the product, the search results include the International Nonproprietary Name, structural formula, if available, as well as the link to the index reference of US Controlled Substances (EPA) and Substance Index of European Chemicals Agency.

Who performs the classification?

The classification of products included in the repertoire is done by a multi-disciplinary team of chemists and experts in tariff classification of chemical products, leaded for L.V.A. Julio M. Carbajal Smith

How to access
Search System

It is simple to search in the Customs Nomenclature Chemical Repertoire™. Just follow next steps:

  • 1) Create a User Account, filling all the necessary fields (Click Aquí) de registro; y
  • 2) Purchase credits through our Payment Page, after registering your User Account and pay the $150.00 USD annual fee.

Your credit will be charged $25.00 USD by search, and is valid for a period of 45 days. After the 45 day period expires, you will need to add more credit to keep your acces to the search system. If the product you searched is not found in the database, your credit wont be charged.


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