Brazil NCM · 8-digit subitem

NCM 3911.10.21 – Hydrogenated petroleum resins, Gardner under 3

NCM 3911.10.21 (also written 39111021) is Brazil's code for hydrogenated petroleum resins, Gardner under 3. Its first 6 digits are HS code 3911.10.

Official description of NCM 3911.10.21

PortuguêsOfficial
Resinas de petróleo, total ou parcialmente hidrogenadas, de Cor Gardner inferior a 3, segundo Norma ASTM D 1544
EnglishUnofficial translation

Petroleum resins, wholly or partly hydrogenated, of a Gardner colour of less than 3, according to ASTM Standard D 1544

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

How to read NCM 3911.10.21

39Chapter 11Heading 10Subheading

HS code 3911.10
Same in every country

2Item 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 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 3911.10 Petroleum resins, coumarone, indene or coumarone-indene resins and polyterpenes; in primary forms Resinas de petróleo, resinas de cumarona, resinas de indeno, resinas de cumarona-indeno e politerpenos
  4. Item 3911.10.2 Without filler Sem carga
  5. Subitem 3911.10.21 Petroleum resins, wholly or partly hydrogenated, of a Gardner colour of less than 3, according to ASTM Standard D 1544 Resinas de petróleo, total ou parcialmente hidrogenadas, de Cor Gardner inferior a 3, segundo Norma ASTM D 1544

Other NCM codes under HS 3911.10

Questions about NCM 3911.10.21

What is NCM 3911.10.21?

NCM 3911.10.21 (39111021) is the Brazilian (Mercosur) code for hydrogenated petroleum resins, Gardner under 3. Its official Portuguese description is “Resinas de petróleo, total ou parcialmente hidrogenadas, de Cor Gardner inferior a 3, segundo Norma ASTM D 1544”.

What is the HS code for NCM 3911.10.21?

HS 3911.10 (Petroleum resins, coumarone, indene or coumarone-indene resins and polyterpenes; 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 3911.10.21?

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.