Brazil NCM · 8-digit subitem

NCM 2904.20.52 – 1,3,5-Trinitrobenzene

NCM 2904.20.52 (also written 29042052) is Brazil's code for 1,3,5-Trinitrobenzene. Its first 6 digits are HS code 2904.20.

Official description of NCM 2904.20.52

PortuguêsOfficial
1,3,5-Trinitrobenzeno
EnglishUnofficial translation

1,3,5-Trinitrobenzene

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

How to read NCM 2904.20.52

29Chapter 04Heading 20Subheading

HS code 2904.20
Same in every country

5Item 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 29.04 Sulphonated, nitrated or nitrosated derivatives of hydrocarbons; whether or not halogenated Derivados sulfonados, nitrados ou nitrosados dos hidrocarbonetos, mesmo halogenados.
  3. Subheading 2904.20 Derivatives of hydrocarbons; containing only nitro or only nitroso groups, whether or not halogenated Derivados apenas nitrados ou apenas nitrosados
  4. Item 2904.20.5 Nitrated derivatives of benzene Derivados nitrados do benzeno
  5. Subitem 2904.20.52 1,3,5-Trinitrobenzene 1,3,5-Trinitrobenzeno

Other NCM codes under HS 2904.20

2904.20.10 Mononitrotoluenes (MNT)Mononitrotoluenos (MNT) 2904.20.20 NitropropanesNitropropanos 2904.20.30 DinitrotoluenesDinitrotoluenos 2904.20.41 2,4,6-Trinitrotoluene (TNT)2,4,6-Trinitrotolueno (TNT) 2904.20.49 Other trinitrotoluenesOutros 2904.20.51 NitrobenzeneNitrobenzeno 2904.20.59 Other nitrated benzene derivativesOutros 2904.20.60 Nitrated xylene derivativesDerivados nitrados do xileno 2904.20.70 Mononitroethane and nitromethanesMononitroetano; nitrometanos 2904.20.90 Other nitro or nitroso hydrocarbon derivativesOutros

Questions about NCM 2904.20.52

What is NCM 2904.20.52?

NCM 2904.20.52 (29042052) is the Brazilian (Mercosur) code for 1,3,5-Trinitrobenzene. Its official Portuguese description is “1,3,5-Trinitrobenzeno”.

What is the HS code for NCM 2904.20.52?

HS 2904.20 (Derivatives of hydrocarbons; containing only nitro or only nitroso groups, whether or not halogenated). 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 2904.20.52?

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.