HS 2931.90: Organo-inorganic compounds; other than tetramethyl lead, tetraethyl lead, tributyltin compounds, and other organo-phosphorous derivatives
Brazil import duty rates — Updated May 2026
HS 2931.90 covers organo-inorganic compounds; other than tetramethyl lead, tetraethyl lead, tributyltin compounds, and other organo-phosphorous derivatives under Brazil's NCM classification. This heading maps to 18 Brazilian NCM codes with import duty (II) ranging from 0%–10.8%. Under the EU-Mercosur agreement, EU-origin products in this category benefit from progressive tariff reduction. In 2024, Brazil imported $216.4M worth of these products, with USA as the leading supplier.
Regulatory agencies
Products under this heading may require pre-approval before customs clearance. Learn more
EU-Mercosur impact
Gradual tariff elimination over 7-10 years. Pharmaceutical intermediates benefit significantly.
Brazil imports — 2024
Source: UN ComtradeTop exporters to Brazil
CIF values in USD. Percentage = share of Brazil's total imports for this HS heading.
NCM codes under HS 2931.90
| NCM Code | Description (PT — official) | II | IPI | Ex-Tarif. | |
|---|---|---|---|---|---|
| 2931.90.21 | Bis(trimetilsilil)ureia | 0% | 0% | — | Calculate → |
| 2931.90.29 | Outros | 0% | 0% | — | Calculate → |
| 2931.90.41 | Acetato de trifenilestanho | 0% | 0% | — | Calculate → |
| 2931.90.42 | Tetraoctilestanho | 0% | 0% | — | Calculate → |
| 2931.90.43 | Ciexatin | 0% | 0% | — | Calculate → |
| 2931.90.44 | Hidróxido de trifenilestanho | 0% | 0% | — | Calculate → |
| 2931.90.45 | Óxido de fembutatina | 10.8% | 0% | — | Calculate → |
| 2931.90.46 | Sais de dimetil-estanho, de dibutil-estanho e de dioctil-estanho, dos ácidos carboxílicos ou tioglicólicos e de seus ésteres | 10.8% | 0% | — | Calculate → |
| 2931.90.49 | Outros | 0% | 0% | — | Calculate → |
| 2931.90.51 | Ácido metilarsínico e seus sais | 0% | 0% | — | Calculate → |
| 2931.90.52 | 2-Clorovinil-dicloroarsina | 0% | 0% | — | Calculate → |
| 2931.90.53 | Bis(2-clorovinil)cloroarsina | 0% | 0% | — | Calculate → |
| 2931.90.54 | Tris(2-clorovinil)arsina | 0% | 0% | — | Calculate → |
| 2931.90.59 | Outros | 0% | 0% | — | Calculate → |
| 2931.90.61 | Tricloreto de etilalumínio (sesquicloreto de etilalumínio) | 0% | 0% | — | Calculate → |
| 2931.90.62 | Cloreto de dietilalumínio | 10.8% | 0% | — | Calculate → |
| 2931.90.69 | Outros | 0% | 0% | — | Calculate → |
| 2931.90.90 | Outros | 0% | 0% | — | Calculate → |
How to import organo-inorganic compounds; other than tetramethyl lead, tetraethyl lead, tributyltin compounds, and other organo-phosphorous derivatives into Brazil
- Confirm the NCM code — the table above shows 18 NCM codes under HS 2931.90. Your Brazilian customs broker will determine the exact 8-digit NCM.
- Check the import duty — rates for this heading range from 0%–10.8%. This is the base rate before other taxes.
- Calculate the full landed cost — Brazil charges 7 cascading taxes on imports: II, IPI, PIS, COFINS, ICMS, AFRMM, and Siscomex fee.
- Verify regulatory requirements — check if ANVISA, INMETRO, MAPA, or other agencies require pre-clearance for your product.
Brazil Import Taxes Explained
Complete guide to the 7 cascading taxes on every import.
How to Export to Brazil
Step-by-step guide for foreign companies.
Calculate your landed cost
Enter CIF value and get a breakdown of all 7 Brazilian import taxes for HS 2931.90.