Brazil NCM · 8-digit subitem

NCM 2911.00.10 – 2-Nitrobenzaldehyde dimethyl acetal

NCM 2911.00.10 (also written 29110010) is Brazil's code for 2-Nitrobenzaldehyde dimethyl acetal. Its first 6 digits are HS code 2911.00.

Official description of NCM 2911.00.10

PortuguêsOfficial
Dimetilacetal do 2-nitrobenzaldeído
EnglishUnofficial translation

2-Nitrobenzaldehyde dimethyl acetal

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

How to read NCM 2911.00.10

29Chapter 11Heading 00Subheading

HS code 2911.00
Same in every country

1Item 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 29.11 Acetals and hemiacetals; whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrostated derivatives Acetais e hemiacetais, mesmo que contenham outras funções oxigenadas, e seus derivados halogenados, sulfonados, nitrados ou nitrosados.
  3. Subheading 2911.00 Acetals and hemiacetals; whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives Acetais e hemiacetais, mesmo que contenham outras funções oxigenadas, e seus derivados halogenados, sulfonados, nitrados ou nitrosados.
  4. Subitem 2911.00.10 2-Nitrobenzaldehyde dimethyl acetal Dimetilacetal do 2-nitrobenzaldeído

Other NCM codes under HS 2911.00

2911.00.90 Other acetals and hemiacetalsOutros

Questions about NCM 2911.00.10

What is NCM 2911.00.10?

NCM 2911.00.10 (29110010) is the Brazilian (Mercosur) code for 2-Nitrobenzaldehyde dimethyl acetal. Its official Portuguese description is “Dimetilacetal do 2-nitrobenzaldeído”.

What is the HS code for NCM 2911.00.10?

HS 2911.00 (Acetals and hemiacetals; whether or not with other oxygen function, and their halogenated, sulphonated, nitrated or nitrosated derivatives). 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 2911.00.10?

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.