Brazil NCM · 8-digit subitem

NCM 3804.00.20 – Lignin sulphonates

NCM 3804.00.20 (also written 38040020) is Brazil's code for lignin sulphonates. Its first 6 digits are HS code 3804.00.

Official description of NCM 3804.00.20

PortuguêsOfficial
Lignossulfonatos
EnglishUnofficial translation

Lignin sulphonates

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

How to read NCM 3804.00.20

38Chapter 04Heading 00Subheading

HS code 3804.00
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 38 Chemical products n.e.c. Produtos diversos das indústrias químicas.
  2. Heading 38.04 Residual lyes from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulphonates, but excluding tall oil of heading no. 3803 Lixívias residuais da fabricação das pastas de celulose, mesmo concentradas, desaçucaradas ou tratadas quimicamente, incluindo os lignossulfonatos, mas excluindo o tall oil da posição 38.03.
  3. Subheading 3804.00 Lyes, residual; from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulphonates but excluding tall oil of heading no. 3803 Lixívias residuais da fabricação das pastas de celulose, mesmo concentradas, desaçucaradas ou tratadas quimicamente, incluindo os lignossulfonatos, mas excluindo o tall oil da posição 38.03.
  4. Subitem 3804.00.20 Lignin sulphonates Lignossulfonatos

Other NCM codes under HS 3804.00

3804.00.11 Sulphite lyes from wood pulp manufactureAo sulfito 3804.00.12 Soda or sulphate lyes from wood pulpÀ soda ou ao sulfato

Questions about NCM 3804.00.20

What is NCM 3804.00.20?

NCM 3804.00.20 (38040020) is the Brazilian (Mercosur) code for lignin sulphonates. Its official Portuguese description is “Lignossulfonatos”.

What is the HS code for NCM 3804.00.20?

HS 3804.00 (Lyes, residual; from the manufacture of wood pulp, whether or not concentrated, desugared or chemically treated, including lignin sulphonates but excluding tall oil of heading no. 3803). 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 3804.00.20?

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.