Brazil NCM · 8-digit code

NCM 2511.20.00 – Natural barium carbonate (witherite)

NCM 2511.20.00 (also written 25112000) is Brazil's code for natural barium carbonate (witherite). Its first 6 digits are HS code 2511.20.

Official description of NCM 2511.20.00

PortuguêsOfficial
Carbonato de bário natural (witherita)
EnglishUnofficial translation

Barium carbonate (witherite); natural, whether or not calcined, other than barium oxide of heading no. 2816

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

How to read NCM 2511.20.00

25Chapter 11Heading 20Subheading

HS code 2511.20
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 25 Salt; sulphur; earths, stone; plastering materials, lime and cement Sal; enxofre; terras e pedras; gesso, cal e cimento.
  2. Heading 25.11 Natural barium sulphate (barytes); natural barium carbonate, (witherite) whether or not calcined, other than barium oxide of heading no. 2816 Sulfato de bário natural (baritina); carbonato de bário natural (witherita), mesmo calcinado, exceto o óxido de bário da posição 28.16.
  3. Subheading 2511.20 Barium carbonate (witherite); natural, whether or not calcined, other than barium oxide of heading no. 2816
  4. Subitem 2511.20.00 Barium carbonate (witherite); natural, whether or not calcined, other than barium oxide of heading no. 2816 Carbonato de bário natural (witherita)

Questions about NCM 2511.20.00

What is NCM 2511.20.00?

NCM 2511.20.00 (25112000) is the Brazilian (Mercosur) code for natural barium carbonate (witherite). Its official Portuguese description is “Carbonato de bário natural (witherita)”.

What is the HS code for NCM 2511.20.00?

HS 2511.20 (Barium carbonate (witherite); natural, whether or not calcined, other than barium oxide of heading no. 2816). 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 2511.20.00?

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.