Brazil NCM · 8-digit subitem

NCM 2905.14.20 – sec-Butyl alcohol (2-butanol)

NCM 2905.14.20 (also written 29051420) is Brazil's code for sec-Butyl alcohol (2-butanol). Its first 6 digits are HS code 2905.14.

Official description of NCM 2905.14.20

PortuguêsOfficial
Álcool sec-butílico (2-butanol)
EnglishUnofficial translation

sec-Butyl alcohol (2-butanol)

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

How to read NCM 2905.14.20

29Chapter 05Heading 14Subheading

HS code 2905.14
Same in every country

2Item 0Subitem

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 29.05 Acyclic alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives Álcoois acíclicos e seus derivados halogenados, sulfonados, nitrados ou nitrosados.
  3. Group 2905.1 Saturated monohydric alcohols: Monoálcoois saturados:
  4. Subheading 2905.14 Alcohols; saturated monohydric, butanols excluding item no. 2905.13 Outros butanóis
  5. Subitem 2905.14.20 sec-Butyl alcohol (2-butanol) Álcool sec-butílico (2-butanol)

Other NCM codes under HS 2905.14

2905.14.10 Isobutyl alcohol (2-methyl-1-propanol)Álcool isobutílico (2-metil-1-propanol) 2905.14.30 tert-Butyl alcohol (2-methyl-2-propanol)Álcool ter-butílico (2-metil-2-propanol)

Questions about NCM 2905.14.20

What is NCM 2905.14.20?

NCM 2905.14.20 (29051420) is the Brazilian (Mercosur) code for sec-Butyl alcohol (2-butanol). Its official Portuguese description is “Álcool sec-butílico (2-butanol)”.

What is the HS code for NCM 2905.14.20?

HS 2905.14 (Alcohols; saturated monohydric, butanols excluding item no. 2905.13). 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 2905.14.20?

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.