Brazil NCM · 8-digit subitem

NCM 2920.29.10 – C3 to C13 alkyl or alkyl-aryl phosphites

NCM 2920.29.10 (also written 29202910) is Brazil's code for c3 to C13 alkyl or alkyl-aryl phosphites. Its first 6 digits are HS code 2920.29.

Official description of NCM 2920.29.10

PortuguêsOfficial
Fosfito de alquila de C3 a C13 ou de alquil-arila
EnglishUnofficial translation

C3 to C13 alkyl or alkyl-aryl phosphite

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

How to read NCM 2920.29.10

29Chapter 20Heading 29Subheading

HS code 2920.29
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 29.20 Esters of other inorganic acids of non-metals (other than of hydrogen halides) and their salts, their halogenated, sulphonated, nitrated or nitrosated derivatives Ésteres dos outros ácidos inorgânicos de não metais (exceto os ésteres de halogenetos de hidrogênio) e seus sais; seus derivados halogenados, sulfonados, nitrados ou nitrosados.
  3. Group 2920.2 Phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives: Ésteres de fosfitos e seus sais; seus derivados halogenados, sulfonados, nitrados ou nitrosados:
  4. Subheading 2920.29 Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, n.e.c. in heading no. 2920 Outros
  5. Subitem 2920.29.10 C3 to C13 alkyl or alkyl-aryl phosphite Fosfito de alquila de C3 a C13 ou de alquil-arila

Other NCM codes under HS 2920.29

2920.29.20 Diphenyl phosphiteFosfito de difenila 2920.29.30 Other aryl phosphitesOutros fosfitos, de arila 2920.29.40 Fosetyl-aluminium (fosetyl-Al)Fosetil Al 2920.29.50 Tris(2,4-di-tert-butylphenyl) phosphiteFosfito de tris(2,4-di-ter-butilfenila) 2920.29.90 Other phosphite estersOutros

Questions about NCM 2920.29.10

What is NCM 2920.29.10?

NCM 2920.29.10 (29202910) is the Brazilian (Mercosur) code for c3 to C13 alkyl or alkyl-aryl phosphites. Its official Portuguese description is “Fosfito de alquila de C₃ a C₁₃ ou de alquil-arila”.

What is the HS code for NCM 2920.29.10?

HS 2920.29 (Esters; phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives, n.e.c. in heading no. 2920). 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 2920.29.10?

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.