Brazil NCM · 8-digit subitem

NCM 2835.10.11 – Sodium phosphinate (hypophosphite)

NCM 2835.10.11 (also written 28351011) is Brazil's code for sodium phosphinate (hypophosphite). Its first 6 digits are HS code 2835.10.

Official description of NCM 2835.10.11

PortuguêsOfficial
De sódio
EnglishUnofficial translation

Of sodium

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

How to read NCM 2835.10.11

28Chapter 35Heading 10Subheading

HS code 2835.10
Same in every country

1Item 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 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 28.35 Phosphinates (hypophosphites), phosphonates (phosphites), and phosphates; and polyphosphates, whether or not chemically defined Fosfinatos (hipofosfitos), fosfonatos (fosfitos) e fosfatos; polifosfatos de constituição química definida ou não.
  3. Subheading 2835.10 Phosphinates (hypophosphites) and phosphonates (phosphites), whether or not chemically defined Fosfinatos (hipofosfitos) e fosfonatos (fosfitos)
  4. Item 2835.10.1 Phosphinates (hypophosphites) Fosfinatos (hipofosfitos)
  5. Subitem 2835.10.11 Of sodium De sódio

Other NCM codes under HS 2835.10

2835.10.19 Other phosphinates (hypophosphites)Outros 2835.10.21 Dibasic lead phosphonate (phosphite)Dibásico de chumbo 2835.10.29 Other phosphonates (phosphites)Outros

Questions about NCM 2835.10.11

What is NCM 2835.10.11?

NCM 2835.10.11 (28351011) is the Brazilian (Mercosur) code for sodium phosphinate (hypophosphite). Its official Portuguese description is “De sódio”.

What is the HS code for NCM 2835.10.11?

HS 2835.10 (Phosphinates (hypophosphites) and phosphonates (phosphites), whether or not chemically defined). 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 2835.10.11?

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.