Brazil NCM · 8-digit subitem

NCM 3105.90.11 – Sodium potassium nitrate, max 15% N and 15% K2O

NCM 3105.90.11 (also written 31059011) is Brazil's code for sodium potassium nitrate, max 15% N and 15% K2O. Its first 6 digits are HS code 3105.90.

Official description of NCM 3105.90.11

PortuguêsOfficial
Que contenha, em peso, 15 % ou menos de nitrogênio (azoto) e 15 % ou menos de óxido de potássio (K2O)
EnglishUnofficial translation

Containing by weight 15% or less of nitrogen and 15% or less of potassium oxide (K2O)

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

How to read NCM 3105.90.11

31Chapter 05Heading 90Subheading

HS code 3105.90
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 31 Fertilizers Adubos (fertilizantes).
  2. Heading 31.05 Fertilizers; mineral or chemical, containing 2 or 3 of the elements nitrogen, phosphorus, potassium; other fertilisers; goods of chapter 31 in tablets or packages of gross weight not exceeding 10kg Adubos (fertilizantes) minerais ou químicos, que contenham dois ou três dos seguintes elementos fertilizantes: nitrogênio (azoto), fósforo e potássio; outros adubos (fertilizantes); produtos do presente Capítulo apresentados em tabletes ou formas semelhantes, ou ainda em embalagens de peso bruto não superior a 10 kg.
  3. Subheading 3105.90 Fertilizers, mineral or chemical; n.e.c. in heading no. 3105 Outros
  4. Item 3105.90.1 Sodium potassium nitrate Nitrato de sódio potássico
  5. Subitem 3105.90.11 Containing by weight 15% or less of nitrogen and 15% or less of potassium oxide (K2O) Que contenha, em peso, 15 % ou menos de nitrogênio (azoto) e 15 % ou menos de óxido de potássio (K2O)

Other NCM codes under HS 3105.90

3105.90.19 Other sodium potassium nitrateOutros 3105.90.90 Other mineral or chemical fertilizersOutros

Questions about NCM 3105.90.11

What is NCM 3105.90.11?

NCM 3105.90.11 (31059011) is the Brazilian (Mercosur) code for sodium potassium nitrate, max 15% N and 15% K2O. Its official Portuguese description is “Que contenha, em peso, 15 % ou menos de nitrogênio (azoto) e 15 % ou menos de óxido de potássio (K₂O)”.

What is the HS code for NCM 3105.90.11?

HS 3105.90 (Fertilizers, mineral or chemical; n.e.c. in heading no. 3105). 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 3105.90.11?

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.