Brazil NCM · 8-digit code

NCM 8103.91.00 – Tantalum crucibles

NCM 8103.91.00 (also written 81039100) is Brazil's code for tantalum crucibles. Its first 6 digits are HS code 8103.91.

Official description of NCM 8103.91.00

PortuguêsOfficial
Cadinhos
EnglishUnofficial translation

Tantalum; crucibles

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

How to read NCM 8103.91.00

81Chapter 03Heading 91Subheading

HS code 8103.91
Same in every country

0Item 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. The last two digits are 00 because Brazil does not split this HS code further. The full 8-digit code is used on import declarations (DUIMP), invoices (NF-e) and tax filings.

Full classification path

  1. Chapter 81 Metals; n.e.c., cermets and articles thereof Outros metais comuns; cermets; obras dessas matérias.
  2. Heading 81.03 Tantalum; articles thereof, including waste and scrap Tântalo e suas obras, incluindo os desperdícios e resíduos, e sucata.
  3. Group 8103.9 Other: Outros:
  4. Subheading 8103.91 Tantalum; crucibles
  5. Subitem 8103.91.00 Tantalum; crucibles Cadinhos

Questions about NCM 8103.91.00

What is NCM 8103.91.00?

NCM 8103.91.00 (81039100) is the Brazilian (Mercosur) code for tantalum crucibles. Its official Portuguese description is “Cadinhos”.

What is the HS code for NCM 8103.91.00?

HS 8103.91 (Tantalum; crucibles). 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 8103.91.00?

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.