Brazil NCM · 8-digit code

NCM 2912.21.00 – Benzaldehyde

NCM 2912.21.00 (also written 29122100) is Brazil's code for benzaldehyde. Its first 6 digits are HS code 2912.21.

Official description of NCM 2912.21.00

PortuguêsOfficial
Benzaldeído (aldeído benzoico)
EnglishUnofficial translation

Aldehydes; cyclic, without other oxygen function, benzaldehyde

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

How to read NCM 2912.21.00

29Chapter 12Heading 21Subheading

HS code 2912.21
Same in every country

0Item 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. The last two digits are 00 because Brazil does not split this HS code further. 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 29.12 Aldehydes, whether or not with other oxygen function; cyclic polymers of aldehydes; paraformaldehyde Aldeídos, mesmo que contenham outras funções oxigenadas; polímeros cíclicos dos aldeídos; paraformaldeído.
  3. Group 2912.2 Cyclic aldehydes without other oxygen function: Aldeídos cíclicos que não contenham outras funções oxigenadas:
  4. Subheading 2912.21 Aldehydes; cyclic, without other oxygen function, benzaldehyde
  5. Subitem 2912.21.00 Aldehydes; cyclic, without other oxygen function, benzaldehyde Benzaldeído (aldeído benzoico)

Questions about NCM 2912.21.00

What is NCM 2912.21.00?

NCM 2912.21.00 (29122100) is the Brazilian (Mercosur) code for benzaldehyde. Its official Portuguese description is “Benzaldeído (aldeído benzoico)”.

What is the HS code for NCM 2912.21.00?

HS 2912.21 (Aldehydes; cyclic, without other oxygen function, benzaldehyde). 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 2912.21.00?

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.