Brazil NCM · 8-digit subitem

NCM 2930.30.21 – Thiram (tetramethylthiuram disulphide)

NCM 2930.30.21 (also written 29303021) is Brazil's code for thiram (tetramethylthiuram disulphide). Its first 6 digits are HS code 2930.30.

Official description of NCM 2930.30.21

PortuguêsOfficial
Thiram
EnglishUnofficial translation

Thiram

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

How to read NCM 2930.30.21

29Chapter 30Heading 30Subheading

HS code 2930.30
Same in every country

2Item 1Subitem

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 29.30 Organo-sulphur compounds Tiocompostos orgânicos.
  3. Subheading 2930.30 Organo-sulphur compounds; thiuram mono-, di- or tetrasulphides Mono-, di- ou tetrassulfetos de tiourama
  4. Item 2930.30.2 Disulphides Dissulfetos
  5. Subitem 2930.30.21 Thiram Thiram

Other NCM codes under HS 2930.30

2930.30.11 Tetramethylthiuram monosulphideDe tetrametiltiourama 2930.30.12 Sulfiram (tetraethylthiuram monosulphide)Sulfiram 2930.30.19 Other thiuram monosulphidesOutros 2930.30.22 Disulfiram (tetraethylthiuram disulphide)Dissulfiram 2930.30.29 Other thiuram disulphidesOutros 2930.30.90 Thiuram tetrasulphidesOutros

Questions about NCM 2930.30.21

What is NCM 2930.30.21?

NCM 2930.30.21 (29303021) is the Brazilian (Mercosur) code for thiram (tetramethylthiuram disulphide). Its official Portuguese description is “Thiram”.

What is the HS code for NCM 2930.30.21?

HS 2930.30 (Organo-sulphur compounds; thiuram mono-, di- or tetrasulphides). 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 2930.30.21?

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.