Brazil NCM · 8-digit subitem

NCM 2921.30.12 – Dicyclohexylamine

NCM 2921.30.12 (also written 29213012) is Brazil's code for dicyclohexylamine. Its first 6 digits are HS code 2921.30.

Official description of NCM 2921.30.12

PortuguêsOfficial
Dicicloexilamina
EnglishUnofficial translation

Dicyclohexylamine

Nomenclatura Comum do Mercosul (Siscomex). Updated Oct 2026 · In force since Apr 2022 (Res Gecex 272/2021).

How to read NCM 2921.30.12

29Chapter 21Heading 30Subheading

HS code 2921.30
Same in every country

1Item 2Subitem

Added by Mercosur
Brazil, Argentina, Paraguay, Uruguay

The first 6 digits are the international HS code, so their meaning is the same in every country; Brazil publishes the text in Portuguese. Digits 7 and 8 are Brazil's own split of that HS code. The full 8-digit code is used on import declarations (DUIMP), invoices (NF-e) and tax filings.

Full classification path

  1. Chapter 29 Organic chemicals Produtos químicos orgânicos.
  2. Heading 29.21 Amine-function compounds Compostos de função amina.
  3. Subheading 2921.30 Amine-function compounds; cyclanic, cyclenic or cycloterpenic mono- or polyamines and their derivatives; salts thereof Monoaminas e poliaminas, ciclânicas, ciclênicas ou cicloterpênicas, e seus derivados; sais destes produtos
  4. Item 2921.30.1 Cyclohexylamines and their salts Cicloexilaminas e seus sais
  5. Subitem 2921.30.12 Dicyclohexylamine Dicicloexilamina

Other NCM codes under HS 2921.30

2921.30.11 Monocyclohexylamine and its saltsMonocicloexilamina e seus sais 2921.30.19 Other cyclohexylamines and their saltsOutros 2921.30.20 PropylhexedrinePropilexedrina 2921.30.90 Other alicyclic amines, derivatives and saltsOutros

Questions about NCM 2921.30.12

What is NCM 2921.30.12?

NCM 2921.30.12 (29213012) is the Brazilian (Mercosur) code for dicyclohexylamine. Its official Portuguese description is “Dicicloexilamina”.

What is the HS code for NCM 2921.30.12?

HS 2921.30 (Amine-function compounds; cyclanic, cyclenic or cycloterpenic mono- or polyamines and their derivatives; salts thereof). The first 6 digits of an NCM code are its international HS code; the last 2 digits are Brazil's own split.

Is an NCM code the same as an HS code?

The first 6 digits are the same in every country. NCM adds an item digit (7th) and a subitem digit (8th). A code ending in 00 means Brazil does not split that HS code further.

Which countries use NCM 2921.30.12?

All Mercosur members use the same NCM codes: Argentina, Brazil, Paraguay and Uruguay.

Source: Siscomex Classif NCM table, updated Oct 2026 (Resolução Gecex nº 926/2026). The Portuguese text is the official one; the English is our translation.