Brazil NCM · 8-digit subitem
NCM 3906.90.12 – Sodium poly(acrylamidic acid), in water
NCM 3906.90.12 (also written 39069012) is Brazil's code for sodium poly(acrylamidic acid), in water. Its first 6 digits are HS code 3906.90.
Official description of NCM 3906.90.12
- PortuguêsOfficial
Sal sódico do poli(ácido acrilamídico), solúvel em água
- EnglishUnofficial translation
Sodium salt of poly(acrylamidic acid), soluble in water
Nomenclatura Comum do Mercosul (Siscomex). Updated Oct 2026 · In force since Apr 2022 (Res Gecex 272/2021).
How to read NCM 3906.90.12
HS code 3906.90
Same in every country
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
- Chapter 39 Plastics and articles thereof Plástico e suas obras.
- Heading 39.06 Acrylic polymers in primary forms Polímeros acrílicos, em formas primárias.
- Subheading 3906.90 Acrylic polymers; (other than polymethyl methacrylate), in primary forms Outros
- Item 3906.90.1 In the forms provided for in Note 6 (a) to this Chapter, in water Nas formas previstas na Nota 6 a) deste Capítulo, em água
- Subitem 3906.90.12 Sodium salt of poly(acrylamidic acid), soluble in water Sal sódico do poli(ácido acrilamídico), solúvel em água
Other NCM codes under HS 3906.90
Questions about NCM 3906.90.12
What is NCM 3906.90.12?
NCM 3906.90.12 (39069012) is the Brazilian (Mercosur) code for sodium poly(acrylamidic acid), in water. Its official Portuguese description is “Sal sódico do poli(ácido acrilamídico), solúvel em água”.
What is the HS code for NCM 3906.90.12?
HS 3906.90 (Acrylic polymers; (other than polymethyl methacrylate), 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 3906.90.12?
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.