Brazil NCM · 8-digit subitem

NCM 3911.90.29 – Other unfilled polysulphones and similar polymers

NCM 3911.90.29 (also written 39119029) is Brazil's code for other unfilled polysulphones and similar polymers. Its first 6 digits are HS code 3911.90.

Official description of NCM 3911.90.29

PortuguêsOfficial
Outros
EnglishUnofficial translation

Other

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

How to read NCM 3911.90.29

39Chapter 11Heading 90Subheading

HS code 3911.90
Same in every country

2Item 9Subitem

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 39.11 Petroleum resins, coumarone-indene resins, polyterpenes, polysulphides, polysulphones and similar products of chemical synthesis n.e.c. in chapter 39, in primary forms Resinas de petróleo, resinas de cumarona-indeno, politerpenos, polissulfetos, polissulfonas e outros produtos mencionados na Nota 3 do presente Capítulo, não especificados nem compreendidos noutras posições, em formas primárias.
  3. Subheading 3911.90 Polysulphides, polysulphones and similar products of chemical synthesis n.e.c. in chapter 39; in primary forms Outros
  4. Item 3911.90.2 Without filler Sem carga
  5. Subitem 3911.90.29 Other Outros

Other NCM codes under HS 3911.90

3911.90.11 Filled modified polyterpenes, not with phenolsPoliterpenos modificados quimicamente, exceto com fenóis 3911.90.12 Filled polyetherimides (PEI) and copolymersPolieterimidas (PEI) e seus copolímeros 3911.90.13 Filled polyethersulphones (PES) and copolymersPolietersulfonas (PES) e seus copolímeros 3911.90.14 Filled poly(phenylene sulphide)Poli(sulfeto de fenileno) 3911.90.19 Other filled polysulphones and similar polymersOutros 3911.90.21 Unfilled modified polyterpenes, not with phenolsPoliterpenos modificados quimicamente, exceto com fenóis 3911.90.22 Unfilled poly(phenylene sulphide)Poli(sulfeto de fenileno) 3911.90.23 Unfilled polyethyleneaminesPolietilenaminas 3911.90.24 Unfilled polyetherimides (PEI) and copolymersPolieterimidas (PEI) e seus copolímeros 3911.90.25 Unfilled polyethersulphones (PES) and copolymersPolietersulfonas (PES) e seus copolímeros 3911.90.26 Unfilled polysulphonesPolissulfonas 3911.90.27 Hexadimethrine chlorideCloreto de hexadimetrina

Questions about NCM 3911.90.29

What is NCM 3911.90.29?

NCM 3911.90.29 (39119029) is the Brazilian (Mercosur) code for other unfilled polysulphones and similar polymers. Its official Portuguese description is “Outros”.

What is the HS code for NCM 3911.90.29?

HS 3911.90 (Polysulphides, polysulphones and similar products of chemical synthesis n.e.c. in chapter 39; 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 3911.90.29?

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.