HS Code | Official Doc | Tariff Rate | Origin | Destination | Effective Date |
---|---|---|---|---|---|
3913905000 | Doc | 61.5% | CN | US | 2025-05-12 |
4001100000 | Doc | 30.0% | CN | US | 2025-05-12 |
3909505000 | Doc | 61.3% | CN | US | 2025-05-12 |
3808935020 | Doc | 60.0% | CN | US | 2025-05-12 |
4005200000 | Doc | 55.0% | CN | US | 2025-05-12 |




Here is the structured classification and tariff information for Natural Polymer Thickeners, based on the provided HS codes and tax details:
📦 Product Classification: Natural Polymer Thickeners
🔢 HS CODE: 3913905000
Description: Natural polymer particles
- Base Tariff Rate: 6.5%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 61.5%
- Note: This code applies to natural polymer particles used as thickeners.
🔢 HS CODE: 4001100000
Description: Natural rubber latex thickener
- Base Tariff Rate: 0.0%
- Additional Tariff: 0.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 30.0%
- Note: This code applies to natural rubber latex used as a thickener.
🔢 HS CODE: 3909505000
Description: Polyurethane thickener
- Base Tariff Rate: 6.3%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 61.3%
- Note: This code applies to synthetic polyurethane-based thickeners.
🔢 HS CODE: 3808935020
Description: Plant growth regulator thickener
- Base Tariff Rate: 5.0%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 60.0%
- Note: This code applies to thickeners derived from plant growth regulators.
🔢 HS CODE: 4005200000
Description: Natural rubber adhesive
- Base Tariff Rate: 0.0%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 55.0%
- Note: This code applies to natural rubber-based adhesives, which may also be used as thickeners.
⚠️ Important Notes and Recommendations:
- April 11, 2025 Special Tariff: A 30% additional tariff is imposed on all the above products after April 11, 2025. Ensure your import timeline aligns with this policy.
- Material Verification: Confirm the exact chemical composition and intended use of the thickener to ensure correct HS code classification.
- Certifications: Check if any certifications (e.g., REACH, RoHS, or specific import permits) are required for the product.
- Unit Price: Be aware that the total tax rate is calculated based on the product's unit price and classification. This can significantly affect the final cost.
✅ Proactive Advice:
- Consult a customs broker or HS code expert if the product is a blend or has multiple components.
- Keep documentation on the product’s origin, composition, and intended use to support customs declarations.
- Monitor policy updates for any changes in tariff rates or classification rules after April 11, 2025.
Let me know if you need help with HS code selection or customs documentation! Here is the structured classification and tariff information for Natural Polymer Thickeners, based on the provided HS codes and tax details:
📦 Product Classification: Natural Polymer Thickeners
🔢 HS CODE: 3913905000
Description: Natural polymer particles
- Base Tariff Rate: 6.5%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 61.5%
- Note: This code applies to natural polymer particles used as thickeners.
🔢 HS CODE: 4001100000
Description: Natural rubber latex thickener
- Base Tariff Rate: 0.0%
- Additional Tariff: 0.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 30.0%
- Note: This code applies to natural rubber latex used as a thickener.
🔢 HS CODE: 3909505000
Description: Polyurethane thickener
- Base Tariff Rate: 6.3%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 61.3%
- Note: This code applies to synthetic polyurethane-based thickeners.
🔢 HS CODE: 3808935020
Description: Plant growth regulator thickener
- Base Tariff Rate: 5.0%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 60.0%
- Note: This code applies to thickeners derived from plant growth regulators.
🔢 HS CODE: 4005200000
Description: Natural rubber adhesive
- Base Tariff Rate: 0.0%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Total Tax Rate: 55.0%
- Note: This code applies to natural rubber-based adhesives, which may also be used as thickeners.
⚠️ Important Notes and Recommendations:
- April 11, 2025 Special Tariff: A 30% additional tariff is imposed on all the above products after April 11, 2025. Ensure your import timeline aligns with this policy.
- Material Verification: Confirm the exact chemical composition and intended use of the thickener to ensure correct HS code classification.
- Certifications: Check if any certifications (e.g., REACH, RoHS, or specific import permits) are required for the product.
- Unit Price: Be aware that the total tax rate is calculated based on the product's unit price and classification. This can significantly affect the final cost.
✅ Proactive Advice:
- Consult a customs broker or HS code expert if the product is a blend or has multiple components.
- Keep documentation on the product’s origin, composition, and intended use to support customs declarations.
- Monitor policy updates for any changes in tariff rates or classification rules after April 11, 2025.
Let me know if you need help with HS code selection or customs documentation!
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