NCM 2830.90.13
Sulphides and polysulphides; whether or not chemically defined, other than sulphides of sodium
Brazil import duty rates — Updated May 2026
NCM 2830.90.13 is the Brazilian tariff code for sulphides and polysulphides; whether or not chemically defined, other than sulphides of sodium. This code carries 9% import duty (II) and 0% IPI. EU-origin products in this category benefit from the EU-Mercosur trade agreement. This is one of 8 NCM codes under HS heading 2830.90.
Classification hierarchy
Official Brazilian text: De potássio
Tax breakdown for NCM 2830.90.13
Taxes are cascading — each applies on a different base. Use the calculator for the exact total.
Trade overview — HS 2830.90
UN Comtrade 2024Brazil imported $13.4M of products under HS heading 2830.90 in 2024. Top suppliers:
Trade data is at the 6-digit HS level. See full HS 2830.90 details →
Regulatory agencies
Products under this NCM may need pre-approval before customs clearance.
EU-Mercosur impact
Most industrial chemicals see tariff elimination over 7-10 years. Already relatively low tariffs (0-8%).
Other NCM codes under HS 2830.90
| NCM | Description (PT — official) | II | IPI | |
|---|---|---|---|---|
| 2830.90.11 | De molibdênio IV (dissulfeto de molibdênio) | 0% | 0% | Calculate → |
| 2830.90.12 | De bário | 0% | 0% | Calculate → |
| 2830.90.14 | De chumbo | 0% | 0% | Calculate → |
| 2830.90.15 | De estrôncio | 0% | 0% | Calculate → |
| 2830.90.16 | De zinco | 0% | 0% | Calculate → |
| 2830.90.19 | Outros | 0% | 0% | Calculate → |
| 2830.90.20 | Polissulfetos | 0% | 0% | Calculate → |
How to import NCM 2830.90.13 into Brazil
- Confirm with your customs broker — NCM 2830.90.13 must exactly match your product description. Misclassification leads to fines and seizure.
- Calculate total cost — base import duty is 9%, but Brazil adds IPI (0%), PIS/COFINS (11.75%), ICMS (17–20%), and AFRMM (8%) on top. Use our calculator for the exact total.
- Get import licenses — this chapter requires clearance from ANVISA, IBAMA, Exército. Apply before shipping.
- Choose entry port — ICMS varies by state (17–20%). Compare state rates to optimize your route.
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.
Regulatory Agencies
ANVISA, INMETRO, MAPA — which products need pre-approval?
Calculate your landed cost for NCM 2830.90.13
Enter CIF value and get a breakdown of all 7 Brazilian import taxes.