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HTS 2833.30.00.00
Alums
Description
2833 Sulfates; alums; peroxosulfates (persulfates) > Alums
| General duty (most countries) | 1.6% |
|---|---|
| Trade-deal rates | Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) |
| Column 2 (Cuba, North Korea, Russia, Belarus) | 25% |
| 6-digit HS code (international) | 2833.30 |
Estimated US duty by country of origin
Base rate plus the additional tariffs that apply today (China Section 301, the 2026 country tariff). Steel, aluminium and some other goods can owe more.
| Made in | Estimated duty | Made up of |
|---|---|---|
| China | 39.1% | 1.6% base · +25% China Section 301 List 3 · +12.5% 2026 country tariff |
| Vietnam | 14.1% | 1.6% base · +12.5% 2026 country tariff |
| India | 11.6% | 1.6% base · +10% 2026 country tariff |
| Bangladesh | 11.6% | 1.6% base · +10% 2026 country tariff |
| Pakistan | 11.6% | 1.6% base · +10% 2026 country tariff |
| Türkiye | 14.1% | 1.6% base · +12.5% 2026 country tariff |
| Mexico | 11.6% | 1.6% base · +10% 2026 country tariff Free under USMCA if the product qualifies |
| Canada | 11.6% | 1.6% base · +10% 2026 country tariff Free under USMCA if the product qualifies |
| United Kingdom | 11.6% | 1.6% base · +10% 2026 country tariff |
| Germany | 10% | 1.6% base · +8.4% 2026 country tariff (total at least 10%) |
| Italy | 10% | 1.6% base · +8.4% 2026 country tariff (total at least 10%) |
| Taiwan | 10% | 1.6% base · +8.4% 2026 country tariff (total at least 10%) |
| Japan | 12.5% | 1.6% base · +10.9% 2026 country tariff (total at least 12.5%) |
| South Korea | 12.5% | 1.6% base · +10.9% 2026 country tariff (total at least 12.5%) Free under US–Korea FTA if the product qualifies |
| Thailand | 14.1% | 1.6% base · +12.5% 2026 country tariff |
| Indonesia | 11.6% | 1.6% base · +10% 2026 country tariff |
Other codes under heading 2833
- 2833.11.10.00 · FreeSodium sulfates > Disodium sulfate > Salt cake
- 2833.11.50.10 · 0.4%Sodium sulfates > Disodium sulfate > Other > Anhydrous
- 2833.11.50.50 · 0.4%Sodium sulfates > Disodium sulfate > Other > Other
- 2833.19.00.00 · FreeSodium sulfates > Other
- 2833.21.00.00 · 3.7%Other sulfates > Of magnesium
- 2833.22.00.00 · FreeOther sulfates > Of aluminum
- 2833.24.00.00 · 3.2%Other sulfates > Of nickel
- 2833.25.00.00 · 1.4%Other sulfates > Of copper
- 2833.27.00.00 · 0.6%Other sulfates > Of barium
- 2833.29.10.00 · 1.4%Other sulfates > Other > Of cobalt
- 2833.29.20.00 · FreeOther sulfates > Other > Of iron
- 2833.29.30.00 · 5.5%Other sulfates > Other > Of vanadium
- 2833.29.40.00 · 3.7%Other sulfates > Other > Of chromium
- 2833.29.45.00 · 1.6%Other sulfates > Other > Of zinc
- 2833.29.51.10 · 3.7%Other sulfates > Other > Other > Of manganese
- 2833.29.51.90 · 3.7%Other sulfates > Other > Other > Other
- 2833.40.20.00 · 3.7%Peroxosulfates (persulfates) > Of sodium
- 2833.40.60.10 · 3.1%Peroxosulfates (persulfates) > Other > Of potassium
- 2833.40.60.20 · 3.1%Peroxosulfates (persulfates) > Other > Of ammonium
- 2833.40.60.50 · 3.1%Peroxosulfates (persulfates) > Other > Other
Official US Harmonized Tariff Schedule, version of 2026-11-03.