Brazil NCM · 8-digit subitem

NCM 3907.10.42 – Polyacetal powder, over 80% through 0.85 mm sieve

NCM 3907.10.42 (also written 39071042) is Brazil's code for polyacetal powder, over 80% through 0.85 mm sieve. Its first 6 digits are HS code 3907.10.

Official description of NCM 3907.10.42

PortuguêsOfficial
Outros, em pó que passe através de uma peneira com abertura de malha de 0,85 mm em proporção superior a 80 %, em peso
EnglishUnofficial translation

Other, in powder of which more than 80 % by weight passes through a sieve with a mesh aperture of 0.85 mm

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

How to read NCM 3907.10.42

39Chapter 07Heading 10Subheading

HS code 3907.10
Same in every country

4Item 2Subitem

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 39 Plastics and articles thereof Plástico e suas obras.
  2. Heading 39.07 Polyacetals, other polyethers and epoxide resins, in primary forms; polycarbonates, alkyd resins, polyallyl esters and other polyesters, in primary forms Poliacetais, outros poliéteres e resinas epóxidas, em formas primárias; policarbonatos, resinas alquídicas, poliésteres alílicos e outros poliésteres, em formas primárias.
  3. Subheading 3907.10 Polyacetals; in primary forms Poliacetais
  4. Item 3907.10.4 Without filler, in the forms provided for in Note 6 (b) to this Chapter, not stabilised Sem carga, nas formas previstas na Nota 6 b) deste Capítulo, não estabilizados
  5. Subitem 3907.10.42 Other, in powder of which more than 80 % by weight passes through a sieve with a mesh aperture of 0.85 mm Outros, em pó que passe através de uma peneira com abertura de malha de 0,85 mm em proporção superior a 80 %, em peso

Other NCM codes under HS 3907.10

3907.10.10 Filled polyacetals, liquid or paste formsCom carga, nas formas previstas na Nota 6 a) deste Capítulo 3907.10.20 Filled polyacetals, solid bulk formsCom carga, nas formas previstas na Nota 6 b) deste Capítulo 3907.10.31 Polydextrose, unfilled, liquid or paste formsPolidextrose 3907.10.39 Other unfilled polyacetals, liquid or paste formsOutros 3907.10.41 Polydextrose, unfilled, unstabilised, solid formsPolidextrose 3907.10.49 Other unfilled unstabilised polyacetals, solidOutros 3907.10.91 Other polyacetal granules, particle over 2 mmEm grânulos, de diâmetro de partícula superior a 2 mm, segundo a Norma ASTM E 11-70 3907.10.99 Other polyacetals in primary formsOutros

Questions about NCM 3907.10.42

What is NCM 3907.10.42?

NCM 3907.10.42 (39071042) is the Brazilian (Mercosur) code for polyacetal powder, over 80% through 0.85 mm sieve. Its official Portuguese description is “Outros, em pó que passe através de uma peneira com abertura de malha de 0,85 mm em proporção superior a 80 %, em peso”.

What is the HS code for NCM 3907.10.42?

HS 3907.10 (Polyacetals; in primary forms). 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 3907.10.42?

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.