Brazil NCM · 8-digit subitem

NCM 2929.10.90 – Other isocyanates

NCM 2929.10.90 (also written 29291090) is Brazil's code for other isocyanates. Its first 6 digits are HS code 2929.10.

Official description of NCM 2929.10.90

PortuguêsOfficial
Outros
EnglishUnofficial translation

Other

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

How to read NCM 2929.10.90

29Chapter 29Heading 10Subheading

HS code 2929.10
Same in every country

9Item 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 29.29 Nitrogen-function compounds, n.e.c. in chapter 29 Compostos de outras funções nitrogenadas (azotadas).
  3. Subheading 2929.10 Nitrogen-function compounds; n.e.c. in chapter 29, isocyanates Isocianatos
  4. Subitem 2929.10.90 Other Outros

Other NCM codes under HS 2929.10

2929.10.10 Diphenylmethane diisocyanate (MDI)Di-isocianato de difenilmetano 2929.10.21 Toluene diisocyanate (TDI), isomer mixtureMistura de isômeros 2929.10.29 Other toluene diisocyanatesOutros 2929.10.30 3,4-Dichlorophenyl isocyanateIsocianato de 3,4-diclorofenila

Questions about NCM 2929.10.90

What is NCM 2929.10.90?

NCM 2929.10.90 (29291090) is the Brazilian (Mercosur) code for other isocyanates. Its official Portuguese description is “Outros”.

What is the HS code for NCM 2929.10.90?

HS 2929.10 (Nitrogen-function compounds; n.e.c. in chapter 29, isocyanates). 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 2929.10.90?

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.