Brazil NCM · 8-digit subitem

NCM 2825.50.10 – Cupric oxide, 98% CuO or more

NCM 2825.50.10 (also written 28255010) is Brazil's code for cupric oxide, 98% CuO or more. Its first 6 digits are HS code 2825.50.

Official description of NCM 2825.50.10

PortuguêsOfficial
Óxido cúprico, com um teor de CuO igual ou superior a 98 %, em peso
EnglishUnofficial translation

Cupric oxide, with a CuO content of 98% or more by weight

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

How to read NCM 2825.50.10

28Chapter 25Heading 50Subheading

HS code 2825.50
Same in every country

1Item 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 28 Inorganic chemicals; organic and inorganic compounds of precious metals; of rare earth metals, of radio-active elements and of isotopes Produtos químicos inorgânicos; compostos inorgânicos ou orgânicos de metais preciosos, de elementos radioativos, de metais das terras raras ou de isótopos.
  2. Heading 28.25 Hydrazine and hydroxylamine and their inorganic salts; other inorganic bases; other metal oxides, hydroxides and peroxides Hidrazina e hidroxilamina, e seus sais inorgânicos; outras bases inorgânicas; outros óxidos, hidróxidos e peróxidos, de metais.
  3. Subheading 2825.50 Copper oxides and hydroxides Óxidos e hidróxidos de cobre
  4. Subitem 2825.50.10 Cupric oxide, with a CuO content of 98% or more by weight Óxido cúprico, com um teor de CuO igual ou superior a 98 %, em peso

Other NCM codes under HS 2825.50

2825.50.90 Other copper oxides and hydroxidesOutros

Questions about NCM 2825.50.10

What is NCM 2825.50.10?

NCM 2825.50.10 (28255010) is the Brazilian (Mercosur) code for cupric oxide, 98% CuO or more. Its official Portuguese description is “Óxido cúprico, com um teor de CuO igual ou superior a 98 %, em peso”.

What is the HS code for NCM 2825.50.10?

HS 2825.50 (Copper oxides and hydroxides). 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 2825.50.10?

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.