HS Code | Official Doc | Tariff Rate | Origin | Destination | Effective Date |
---|---|---|---|---|---|
3807000000 | Doc | 55.1% | CN | US | 2025-05-12 |
3810100000 | Doc | 60.0% | CN | US | 2025-05-12 |
3809925000 | Doc | 61.0% | CN | US | 2025-05-12 |
3913905000 | Doc | 61.5% | CN | US | 2025-05-12 |
3811900000 | Doc | 61.5% | CN | US | 2025-05-12 |




Here is the detailed classification and tariff information for Natural Polymer Corrosion Inhibitors, based on the provided HS codes and tax details:
📦 Product Classification Overview: Natural Polymer Corrosion Inhibitors
🔢 HS CODE: 3807000000
Product Name: Wood Naphthol Corrosion Inhibitor
Total Tax Rate: 55.1%
- Base Tariff: 0.1%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Note: This product is likely a specific type of corrosion inhibitor used in wood treatment or related industries.
🔢 HS CODE: 3810100000
Product Name: Metal Surface Treatment Corrosion Inhibitor
Total Tax Rate: 60.0%
- Base Tariff: 5.0%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Note: This is a general category for corrosion inhibitors used in metal surface treatments.
🔢 HS CODE: 3809925000
Product Name: Paper Corrosion Inhibitor
Total Tax Rate: 61.0%
- Base Tariff: 6.0%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Note: This may refer to corrosion inhibitors used in paper manufacturing or storage.
🔢 HS CODE: 3913905000
Product Name: Natural Polymer Particles
Total Tax Rate: 61.5%
- Base Tariff: 6.5%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Note: This is likely a raw material or component used in the production of natural polymer-based corrosion inhibitors.
🔢 HS CODE: 3811900000
Product Name: Oil Corrosion Inhibitor
Total Tax Rate: 61.5%
- Base Tariff: 6.5%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Note: This is a corrosion inhibitor used in oil or petroleum-related applications.
⚠️ Important Notes and Recommendations:
-
April 11, 2025 Special Tariff: All products listed above will be subject to an additional 30.0% tariff after April 11, 2025. This is a time-sensitive policy and should be considered in your import planning.
-
Anti-Dumping Duties: While not explicitly mentioned, be aware that anti-dumping duties may apply to certain products, especially if they are imported from countries with known dumping practices. Verify with customs or a trade compliance expert if applicable.
-
Material and Certification Verification:
- Confirm the exact chemical composition and application of the corrosion inhibitor to ensure correct HS code classification.
-
Check if certifications (e.g., REACH, RoHS, or specific industry standards) are required for import into your destination country.
-
Unit Price and Packaging:
- Ensure that the unit price and packaging method are consistent with the declared HS code. Misclassification can lead to penalties or delays.
✅ Proactive Advice:
- Double-check the product description to ensure it aligns with the HS code used.
- Consult with customs brokers or trade compliance experts for the most up-to-date tariff information and documentation requirements.
- Monitor policy updates after April 11, 2025, as the special tariff may change or be extended.
Let me know if you need help with HS code verification or customs documentation! Here is the detailed classification and tariff information for Natural Polymer Corrosion Inhibitors, based on the provided HS codes and tax details:
📦 Product Classification Overview: Natural Polymer Corrosion Inhibitors
🔢 HS CODE: 3807000000
Product Name: Wood Naphthol Corrosion Inhibitor
Total Tax Rate: 55.1%
- Base Tariff: 0.1%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Note: This product is likely a specific type of corrosion inhibitor used in wood treatment or related industries.
🔢 HS CODE: 3810100000
Product Name: Metal Surface Treatment Corrosion Inhibitor
Total Tax Rate: 60.0%
- Base Tariff: 5.0%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Note: This is a general category for corrosion inhibitors used in metal surface treatments.
🔢 HS CODE: 3809925000
Product Name: Paper Corrosion Inhibitor
Total Tax Rate: 61.0%
- Base Tariff: 6.0%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Note: This may refer to corrosion inhibitors used in paper manufacturing or storage.
🔢 HS CODE: 3913905000
Product Name: Natural Polymer Particles
Total Tax Rate: 61.5%
- Base Tariff: 6.5%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Note: This is likely a raw material or component used in the production of natural polymer-based corrosion inhibitors.
🔢 HS CODE: 3811900000
Product Name: Oil Corrosion Inhibitor
Total Tax Rate: 61.5%
- Base Tariff: 6.5%
- Additional Tariff: 25.0%
- Special Tariff after April 11, 2025: 30.0%
- Note: This is a corrosion inhibitor used in oil or petroleum-related applications.
⚠️ Important Notes and Recommendations:
-
April 11, 2025 Special Tariff: All products listed above will be subject to an additional 30.0% tariff after April 11, 2025. This is a time-sensitive policy and should be considered in your import planning.
-
Anti-Dumping Duties: While not explicitly mentioned, be aware that anti-dumping duties may apply to certain products, especially if they are imported from countries with known dumping practices. Verify with customs or a trade compliance expert if applicable.
-
Material and Certification Verification:
- Confirm the exact chemical composition and application of the corrosion inhibitor to ensure correct HS code classification.
-
Check if certifications (e.g., REACH, RoHS, or specific industry standards) are required for import into your destination country.
-
Unit Price and Packaging:
- Ensure that the unit price and packaging method are consistent with the declared HS code. Misclassification can lead to penalties or delays.
✅ Proactive Advice:
- Double-check the product description to ensure it aligns with the HS code used.
- Consult with customs brokers or trade compliance experts for the most up-to-date tariff information and documentation requirements.
- Monitor policy updates after April 11, 2025, as the special tariff may change or be extended.
Let me know if you need help with HS code verification or customs documentation!
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