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 |
3913905000 | Doc | 61.5% | CN | US | 2025-05-12 |
3913100000 | Doc | 41.7% | CN | US | 2025-05-12 |
3913100000 | Doc | 41.7% | CN | US | 2025-05-12 |




Product Name: Calcium Alginate
Classification: Based on the provided HS codes, the most relevant classification for Calcium Alginate is HS CODE: 3913100000 ("海藻酸、其盐类和酯类" – Alginic acid, its salts and esters).
🔍 HS CODE Breakdown and Tax Information
- HS CODE: 3913100000
- Description: Alginic acid, its salts and esters
- Total Tax Rate: 41.7%
- Base Tariff Rate: 4.2%
- Additional Tariff: 7.5%
- Special Tariff after April 2, 2025: 30.0%
- Note: This is a significant increase and will apply to all imports after this date.
📌 Key Tax Rate Changes and Alerts
- April 2, 2025 Special Tariff:
- A 30.0% additional tariff will be imposed on this product after April 2, 2025.
-
This is a time-sensitive policy and will significantly increase the total tax burden.
-
No Anti-Dumping Duties Mentioned:
- No specific anti-dumping duties on iron or aluminum are applicable for this product.
📌 Proactive Advice for Importers
- Verify Material Composition:
- Ensure the product is indeed calcium alginate and not a different form of alginic acid or derivative.
-
Confirm if it is in the form of a salt (e.g., calcium salt) or ester.
-
Check Unit Price and Certification Requirements:
-
Some customs authorities may require product specifications, certifications, or origin documentation for accurate classification and tax calculation.
-
Plan for Increased Tariff Post-April 2, 2025:
-
If importing after this date, budget for the 30.0% additional tariff to avoid unexpected costs.
-
Consider Alternative HS Codes (if applicable):
- If the product is classified differently (e.g., as a modified derivative), other HS codes like 3913902090 or 3913905000 may apply, with higher total tax rates (up to 61.5%).
📊 Comparison of Relevant HS Codes
HS CODE | Description | Total Tax Rate | Base Tariff | Additional Tariff | April 2, 2025 Tariff |
---|---|---|---|---|---|
3913100000 | Alginic acid, its salts and esters | 41.7% | 4.2% | 7.5% | 30.0% |
3913902090 | Natural polymers and modified derivatives | 60.8% | 5.8% | 25.0% | 30.0% |
3913905000 | Other | 61.5% | 6.5% | 25.0% | 30.0% |
✅ Conclusion
For Calcium Alginate, the most appropriate HS code is 3913100000, with a total tax rate of 41.7%. However, be aware that a 30.0% additional tariff will apply after April 2, 2025, which could significantly increase the import cost. Always confirm the product's exact composition and classification to avoid misclassification penalties.
Product Name: Calcium Alginate
Classification: Based on the provided HS codes, the most relevant classification for Calcium Alginate is HS CODE: 3913100000 ("海藻酸、其盐类和酯类" – Alginic acid, its salts and esters).
🔍 HS CODE Breakdown and Tax Information
- HS CODE: 3913100000
- Description: Alginic acid, its salts and esters
- Total Tax Rate: 41.7%
- Base Tariff Rate: 4.2%
- Additional Tariff: 7.5%
- Special Tariff after April 2, 2025: 30.0%
- Note: This is a significant increase and will apply to all imports after this date.
📌 Key Tax Rate Changes and Alerts
- April 2, 2025 Special Tariff:
- A 30.0% additional tariff will be imposed on this product after April 2, 2025.
-
This is a time-sensitive policy and will significantly increase the total tax burden.
-
No Anti-Dumping Duties Mentioned:
- No specific anti-dumping duties on iron or aluminum are applicable for this product.
📌 Proactive Advice for Importers
- Verify Material Composition:
- Ensure the product is indeed calcium alginate and not a different form of alginic acid or derivative.
-
Confirm if it is in the form of a salt (e.g., calcium salt) or ester.
-
Check Unit Price and Certification Requirements:
-
Some customs authorities may require product specifications, certifications, or origin documentation for accurate classification and tax calculation.
-
Plan for Increased Tariff Post-April 2, 2025:
-
If importing after this date, budget for the 30.0% additional tariff to avoid unexpected costs.
-
Consider Alternative HS Codes (if applicable):
- If the product is classified differently (e.g., as a modified derivative), other HS codes like 3913902090 or 3913905000 may apply, with higher total tax rates (up to 61.5%).
📊 Comparison of Relevant HS Codes
HS CODE | Description | Total Tax Rate | Base Tariff | Additional Tariff | April 2, 2025 Tariff |
---|---|---|---|---|---|
3913100000 | Alginic acid, its salts and esters | 41.7% | 4.2% | 7.5% | 30.0% |
3913902090 | Natural polymers and modified derivatives | 60.8% | 5.8% | 25.0% | 30.0% |
3913905000 | Other | 61.5% | 6.5% | 25.0% | 30.0% |
✅ Conclusion
For Calcium Alginate, the most appropriate HS code is 3913100000, with a total tax rate of 41.7%. However, be aware that a 30.0% additional tariff will apply after April 2, 2025, which could significantly increase the import cost. Always confirm the product's exact composition and classification to avoid misclassification penalties.
Customer Reviews
No reviews yet.