Brazil NCM · 8-digit subitem

NCM 2912.19.22 – Citronellal (3,7-dimethyl-6-octenal)

NCM 2912.19.22 (also written 29121922) is Brazil's code for citronellal (3,7-dimethyl-6-octenal). Its first 6 digits are HS code 2912.19.

Official description of NCM 2912.19.22

PortuguêsOfficial
Citronelal (3,7-dimetil-6-octenal)
EnglishUnofficial translation

Citronellal (3,7-dimethyl-6-octenal)

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

How to read NCM 2912.19.22

29Chapter 12Heading 19Subheading

HS code 2912.19
Same in every country

2Item 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 29.12 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 2912.1 Acyclic aldehydes without other oxygen function: Aldeídos acíclicos que não contenham outras funções oxigenadas:
  4. Subheading 2912.19 Aldehydes; acyclic, without other oxygen function, n.e.c. in item no. 2912.1 Outros
  5. Item 2912.19.2 Unsaturated monoaldehydes Monoaldeídos não saturados
  6. Subitem 2912.19.22 Citronellal (3,7-dimethyl-6-octenal) Citronelal (3,7-dimetil-6-octenal)

Other NCM codes under HS 2912.19

2912.19.11 GlyoxalGlioxal 2912.19.12 GlutaraldehydeGlutaraldeído 2912.19.19 Other acyclic dialdehydesOutros 2912.19.21 CitralCitral 2912.19.23 BergamalBergamal (3,7-dimetil-2-metileno-6-octenal) 2912.19.29 Other unsaturated acyclic monoaldehydesOutros 2912.19.91 HeptanalHeptanal 2912.19.99 Other acyclic aldehydesOutros

Questions about NCM 2912.19.22

What is NCM 2912.19.22?

NCM 2912.19.22 (29121922) is the Brazilian (Mercosur) code for citronellal (3,7-dimethyl-6-octenal). Its official Portuguese description is “Citronelal (3,7-dimetil-6-octenal)”.

What is the HS code for NCM 2912.19.22?

HS 2912.19 (Aldehydes; acyclic, without other oxygen function, n.e.c. in item no. 2912.1). 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 2912.19.22?

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.