HS Code | Official Doc | Tariff Rate | Origin | Destination | Effective Date |
---|---|---|---|---|---|
3913100000 | Doc | 41.7% | CN | US | 2025-05-12 |
3913902090 | Doc | 60.8% | CN | US | 2025-05-12 |




Product Name: Sodium Alginate
Classification: HS CODE 3913100000 or 3913902090 (depending on specific product form and composition)
🔍 HS CODE Classification Overview
- HS CODE 3913100000
- Description: Includes sodium alginate, calcium alginate, alginate granules, alginate pastes, and esters of alginate.
-
Total Tax Rate: 41.7%
- Base Tariff Rate: 4.2%
- Additional Tariff: 7.5%
- Special Tariff after April 11, 2025: 30.0%
-
HS CODE 3913902090
- Description: Applies to alginate salts, which are natural polymers or modified derivatives.
- Total Tax Rate: 60.8%
- Base Tariff Rate: 5.8%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
⚠️ Important Notes on Tariff Changes
-
April 11, 2025 Special Tariff:
A 30.0% additional tariff will be imposed on both HS codes after April 11, 2025. This is a time-sensitive policy and must be accounted for in cost calculations. -
Anti-dumping duties:
No specific anti-dumping duties are currently listed for sodium alginate under these HS codes. However, it is advisable to verify with customs or a trade compliance expert for the latest updates.
📌 Proactive Advice for Importers
- Verify Product Composition: Ensure the product is indeed sodium alginate or a derivative, and not a chemically modified compound that may fall under a different HS code.
- Check Unit Price and Material Specifications: Accurate classification depends on the exact chemical structure and form (e.g., powder, paste, granules).
- Certifications Required: Confirm if any import permits, quality certifications (e.g., food-grade, pharmaceutical-grade), or documentation are needed for customs clearance.
- Monitor Tariff Updates: Stay informed about any changes in tariff rates, especially after April 11, 2025, to avoid unexpected costs.
✅ Summary of Tax Rates
HS CODE | Base Tariff | Additional Tariff | April 11, 2025 Tariff | Total Tax Rate |
---|---|---|---|---|
3913100000 | 4.2% | 7.5% | 30.0% | 41.7% |
3913902090 | 5.8% | 25.0% | 30.0% | 60.8% |
Let me know if you need help determining the correct HS code for your specific product form or if you need assistance with customs documentation.
Product Name: Sodium Alginate
Classification: HS CODE 3913100000 or 3913902090 (depending on specific product form and composition)
🔍 HS CODE Classification Overview
- HS CODE 3913100000
- Description: Includes sodium alginate, calcium alginate, alginate granules, alginate pastes, and esters of alginate.
-
Total Tax Rate: 41.7%
- Base Tariff Rate: 4.2%
- Additional Tariff: 7.5%
- Special Tariff after April 11, 2025: 30.0%
-
HS CODE 3913902090
- Description: Applies to alginate salts, which are natural polymers or modified derivatives.
- Total Tax Rate: 60.8%
- Base Tariff Rate: 5.8%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
⚠️ Important Notes on Tariff Changes
-
April 11, 2025 Special Tariff:
A 30.0% additional tariff will be imposed on both HS codes after April 11, 2025. This is a time-sensitive policy and must be accounted for in cost calculations. -
Anti-dumping duties:
No specific anti-dumping duties are currently listed for sodium alginate under these HS codes. However, it is advisable to verify with customs or a trade compliance expert for the latest updates.
📌 Proactive Advice for Importers
- Verify Product Composition: Ensure the product is indeed sodium alginate or a derivative, and not a chemically modified compound that may fall under a different HS code.
- Check Unit Price and Material Specifications: Accurate classification depends on the exact chemical structure and form (e.g., powder, paste, granules).
- Certifications Required: Confirm if any import permits, quality certifications (e.g., food-grade, pharmaceutical-grade), or documentation are needed for customs clearance.
- Monitor Tariff Updates: Stay informed about any changes in tariff rates, especially after April 11, 2025, to avoid unexpected costs.
✅ Summary of Tax Rates
HS CODE | Base Tariff | Additional Tariff | April 11, 2025 Tariff | Total Tax Rate |
---|---|---|---|---|
3913100000 | 4.2% | 7.5% | 30.0% | 41.7% |
3913902090 | 5.8% | 25.0% | 30.0% | 60.8% |
Let me know if you need help determining the correct HS code for your specific product form or if you need assistance with customs documentation.
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