Brazil NCM · 8-digit subitem

NCM 2934.91.49 – Salts of ketazolam and mesocarb

NCM 2934.91.49 (also written 29349149) is Brazil's code for salts of ketazolam and mesocarb. Its first 6 digits are HS code 2934.91.

Official description of NCM 2934.91.49

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 2934.91.49

29Chapter 34Heading 91Subheading

HS code 2934.91
Same in every country

4Item 9Subitem

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 29.34 Nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds Ácidos nucleicos e seus sais, de constituição química definida ou não; outros compostos heterocíclicos.
  3. Group 2934.9 Other: Outros:
  4. Subheading 2934.91 Heterocyclic compounds; other heterocyclic compounds, n.e.c. in 2934.1, 2934.2 and 2934.3 Aminorex (DCI), brotizolam (DCI), clotiazepam (DCI), cloxazolam (DCI), dextromoramida (DCI), fendimetrazina (DCI), fenmetrazina (DCI), haloxazolam (DCI), ketazolam (DCI), mesocarbo (DCI), oxazolam (DCI), pemolina (DCI) e sufentanila (DCI); sais destes produtos
  5. Item 2934.91.4 Ketazolam and mesocarb; salts thereof Ketazolam e mesocarbo; sais destes produtos
  6. Subitem 2934.91.49 Other Outros

Other NCM codes under HS 2934.91

2934.91.11 Aminorex and its saltsAminorex e seus sais 2934.91.12 Brotizolam and its saltsBrotizolam e seus sais 2934.91.21 ClotiazepamClotiazepam 2934.91.22 CloxazolamCloxazolam 2934.91.23 DextromoramideDextromoramida 2934.91.29 Salts of clotiazepam, cloxazolam, dextromoramideOutros 2934.91.31 Phendimetrazine and its saltsFendimetrazina e seus sais 2934.91.32 Phenmetrazine and its saltsFenmetrazina e seus sais 2934.91.33 Haloxazolam and its saltsHaloxazolam e seus sais 2934.91.41 KetazolamKetazolam 2934.91.42 MesocarbMesocarbo 2934.91.50 Oxazolam and its saltsOxazolam e seus sais 2934.91.60 Pemoline and its saltsPemolina e seus sais 2934.91.70 Sufentanil and its saltsSufentanila e seus sais

Questions about NCM 2934.91.49

What is NCM 2934.91.49?

NCM 2934.91.49 (29349149) is the Brazilian (Mercosur) code for salts of ketazolam and mesocarb. Its official Portuguese description is “Outros”.

What is the HS code for NCM 2934.91.49?

HS 2934.91 (Heterocyclic compounds; other heterocyclic compounds, n.e.c. in 2934.1, 2934.2 and 2934.3). 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 2934.91.49?

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.