Brazil NCM · 8-digit code

NCM 7002.31.00 – Unworked fused quartz or fused silica tubes

NCM 7002.31.00 (also written 70023100) is Brazil's code for unworked fused quartz or fused silica tubes. Its first 6 digits are HS code 7002.31.

Official description of NCM 7002.31.00

PortuguêsOfficial
De quartzo ou de outras sílicas fundidos
EnglishUnofficial translation

Glass; unworked, in tubes, of fused quartz or other fused silica

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

How to read NCM 7002.31.00

70Chapter 02Heading 31Subheading

HS code 7002.31
Same in every country

0Item 0Subitem

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. The last two digits are 00 because Brazil does not split this HS code further. The full 8-digit code is used on import declarations (DUIMP), invoices (NF-e) and tax filings.

Full classification path

  1. Chapter 70 Glass and glassware Vidro e suas obras.
  2. Heading 70.02 Glass in balls (other than microspheres of heading no. 7018), rods or tubes, unworked Vidro em esferas (exceto as microsferas da posição 70.18), barras, varetas ou tubos, não trabalhado.
  3. Group 7002.3 Tubes: Tubos:
  4. Subheading 7002.31 Glass; unworked, in tubes, of fused quartz or other fused silica
  5. Subitem 7002.31.00 Glass; unworked, in tubes, of fused quartz or other fused silica De quartzo ou de outras sílicas fundidos

Questions about NCM 7002.31.00

What is NCM 7002.31.00?

NCM 7002.31.00 (70023100) is the Brazilian (Mercosur) code for unworked fused quartz or fused silica tubes. Its official Portuguese description is “De quartzo ou de outras sílicas fundidos”.

What is the HS code for NCM 7002.31.00?

HS 7002.31 (Glass; unworked, in tubes, of fused quartz or other fused silica). 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 7002.31.00?

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.