Brazil NCM · 8-digit subitem

NCM 2920.19.20 – Dimethyl phosphorothioate chloride

NCM 2920.19.20 (also written 29201920) is Brazil's code for dimethyl phosphorothioate chloride. Its first 6 digits are HS code 2920.19.

Official description of NCM 2920.19.20

PortuguêsOfficial
Cloreto de fosforotioato de dimetila
EnglishUnofficial translation

Dimethyl phosphorothioate chloride

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

How to read NCM 2920.19.20

29Chapter 20Heading 19Subheading

HS code 2920.19
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 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 2920.1 Thiophosphoric esters (phosphorothioates) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives: Ésteres tiofosfóricos (fosforotioatos) e seus sais; seus derivados halogenados, sulfonados, nitrados ou nitrosados:
  4. Subheading 2920.19 Esters; thiophosphoric esters (phosphorothioates) and their salts; other than parathion (ISO) and parathion-methyl (ISO) (methyl-parathion) Outros
  5. Subitem 2920.19.20 Dimethyl phosphorothioate chloride Cloreto de fosforotioato de dimetila

Other NCM codes under HS 2920.19

2920.19.10 FenitrothionFenitrotion 2920.19.90 Other thiophosphoric estersOutros

Questions about NCM 2920.19.20

What is NCM 2920.19.20?

NCM 2920.19.20 (29201920) is the Brazilian (Mercosur) code for dimethyl phosphorothioate chloride. Its official Portuguese description is “Cloreto de fosforotioato de dimetila”.

What is the HS code for NCM 2920.19.20?

HS 2920.19 (Esters; thiophosphoric esters (phosphorothioates) and their salts; other than parathion (ISO) and parathion-methyl (ISO) (methyl-parathion)). 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 2920.19.20?

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.