Amino Resin
CN → US| HS编码 | 关税税率 | 原产国 | 目的国 | 文档 |
|---|---|---|---|---|
| 3909310000 | 41.5% | CN | US | 官方文档 |
| 3909390000 | 41.5% | CN | US | 官方文档 |
| 3202105000 | 41.5% | CN | US | 官方文档 |
| 3202101000 | 41.5% | CN | US | 官方文档 |
| 3909100000 | 41.5% | CN | US | 官方文档 |
商品图片
AI分析
🧪 Amino Resins: The Chemical Backbone of Modern Industry
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Entry Strategy
📌 1. Product Definition & Classification: What Exactly is "Amino Resin"?
Amino resins are a class of thermosetting resins formed by the reaction of amino compounds (such as urea, melamine, or melamine derivatives) with aldehydes (primarily formaldehyde). They are critical raw materials in automotive coatings, wood adhesives, paper treatments, and textile finishing.
In international trade, classification depends heavily on the physical state (solid vs. liquid) and specific application (general resin vs. tanning agent). Misclassification can lead to severe penalties due to the high tariff rates involved.
⚠️ Key Distinction Point:
- General Amino Resins (Urea-formaldehyde, Melamine-formaldehyde) in primary forms → HS 3909
- Liquid Solutions used specifically for leather tanning → HS 3202
- Liquid Solutions for general use (non-tanning) → Still generally HS 3909 unless specified as tanning agents.
📦 2. HS Code Classification Details (2026 Latest Tariff Authority Reference)
Based on the provided data, here are the precise classifications for Amino Resins:
| HS Code | Product Description | Physical State / Application | Key Differentiator |
|---|---|---|---|
3909.31.00.00 |
Amino Resins, in primary forms | Solid / Powder / Pellets | General purpose amino resins (e.g., Urea, Melamine resins) in solid state. |
3909.39.00.00 |
Amino Resins, in primary forms | Liquid | Amino resins in liquid state (not classified as tanning agents). |
3909.10.00.00 |
Amino Resins in solution | Primary Form / Solution | Amino resin solutions where the resin itself is the primary material (not a tanning agent). |
3202.10.50.00 |
Synthetic Organic Tanning Substances | Liquid / Solution | Specifically used for leather tanning; classified under Chapter 32. |
3202.10.10.00 |
Synthetic Organic Tanning Substances | Liquid / Solution | Specifically used for leather tanning; classified under Chapter 32. |
🔍 Critical Note:
- Chapter 39 (3909) is for Plastics and Articles Thereof. Most amino resins fall here.
- Chapter 32 (3202) is for Tanning or Dyeing Extracts. Only if the amino resin is explicitly formulated and sold for leather tanning should it go here.
- Do not confuse general liquid amino resins (used in paints/coatings) with tanning agents. Liquid coating resins stay in 3909.
💰 3. 2026 Latest Tariff Rate Breakdown (Including Surcharges & Policy Add-ons)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Date: Current (2025-2026 Trade Environment)
All listed HS codes below carry the same high tariff structure due to Section 301 and IEEPA measures.
🎯 1. General Amino Resins (HS 3909 Series: 3909.31.00.00, 3909.39.00.00, 3909.10.00.00)
| Item | Detail |
|---|---|
| Base MFN Rate | 6.5% |
| Section 301 Surcharge | +25.0% |
| 122 Clause Tariff | +10.0% |
| Total Effective Rate | 41.5% |
| Calculation Basis | CIF Value × 41.5% |
| De Minimis Exemption | ❌ Not Applicable (High-value chemical imports are scrutinized) |
| Legal Reference Path | USITC:3909.31.00.00 → 301:Footnote 9903.88.01 → IEEPA:122 |
📌 Explanation:
- The 6.5% is the standard Most Favored Nation (MFN) duty for amino resins.
- The 25% is the Section 301 tariff targeting Chinese-manufactured plastics and chemical intermediates.
- The 10% is the additional tariff under 122 Clauses (often related to specific supply chain risks or reciprocal measures).
- Total: 41.5% is a very high burden. Cost optimization is essential.
🎯 2. Synthetic Organic Tanning Agents (HS 3202 Series: 3202.10.50.00, 3202.10.10.00)
| Item | Detail |
|---|---|
| Base MFN Rate | 6.5% |
| Section 301 Surcharge | +25.0% |
| 122 Clause Tariff | +10.0% |
| Total Effective Rate | 41.5% |
| Calculation Basis | CIF Value × 41.5% |
| De Minimis Exemption | ❌ Not Applicable |
| Legal Reference Path | USITC:3202.10.10.00 → 301:Footnote 9903.88.01 → IEEPA:122 |
📌 Note:
- Even though these are classified under Chapter 32 (Chemicals), if they originate from China, they are still subject to Section 301 and 122 surcharges.
- The rate is identical (41.5%), so the HS Code choice is driven by product function (Tanning vs. General Resin), not tariff savings.
🛠️ 4. Customs Clearance Practical Advice (Actionable Checklist)
✅ 1. Documentation Requirements (Mandatory)
| Document | Required? | Purpose |
|---|---|---|
| ✅ Product Specification Sheet | Yes | Must clearly state: Chemical Name (e.g., Melamine-Formaldehyde Resin), Solid Content %, Solvent Type, Viscosity. |
| ✅ Certificate of Origin (CO) | Yes | To prove origin and apply potential FTAs (if any, though limited for CN-US). |
| ✅ Safety Data Sheet (SDS) | Yes | Required for chemical imports. Must comply with OSHA GHS standards. |
| ✅ Commercial Invoice | Yes | Must explicitly describe the use (e.g., "For coating applications" vs. "For leather tanning"). |
| ✅ Form 13 (If applicable) | Conditional | If claiming preferential treatment (rare for CN-US). |
| ✅ Importer Security Filing (ISF) | Yes | Must file 24 hours before loading. |
✅ 2. Declaration Strategy (Key Pitfalls to Avoid)
🔥 "Function Dictates Code, Not Just Form!"
| Scenario | Correct HS Code | Risk if Incorrect |
|---|---|---|
| Solid Melamine Resin (for coatings) | 3909.31.00.00 |
Misclassifying as 3202 may trigger audits for misdeclaration. |
| Liquid Amino Resin (for adhesives) | 3909.39.00.00 |
If declared as "Tanning Agent" when it's for wood glue, customs will penalize. |
| Amino Resin for Leather Tanning | 3202.10.10.00 / 3202.10.50.00 |
If declared as 3909, it may be accepted, but if it's exclusively for tanning, 3202 is more accurate. |
| Unknown State | Do Not Guess | Ambiguous descriptions lead to exam delays and potential seizure. |
✅ 3. Special Considerations for Amino Resins
| Issue | Solution |
|---|---|
| Flash Point & Hazardous Class | Many amino resin solutions are flammable. Provide correct UN Number and Hazmat Declaration to avoid freight rejection. |
| Formaldehyde Content | Ensure compliance with EPA TSCA and California Prop 65. High formaldehyde levels may require additional labeling. |
| Pre-Entry Filing | For high-value shipments, consider Advance Ruling to lock in the HS Code and tariff rate before shipment. |
| Valuation | Ensure the declared value includes all costs (freight, insurance, royalties) to avoid customs valuation disputes. |
🌍 5. Global Market Comparison (2026 Outlook)
| Market | Recommended HS Code | Base Duty | Surcharges | Total Duty | Notes |
|---|---|---|---|---|---|
| 🇺🇸 USA | 3909.31.00.00 (General) |
6.5% | +25% (301) +10% (122) | 41.5% | Highest barrier. No FTAs with China. |
| 🇨🇳 China | 3909.31.00.00 |
6.5% | None | 6.5% | Import duty only. VAT 13% applies separately. |
| 🇪🇺 EU | 3909.31.00.00 |
6.5% | None (unless anti-dumping) | 6.5% | Check for anti-dumping duties on specific Chinese resins. |
| 🇯🇵 Japan | 3909.31.00.00 |
6.0% | None | 6.0% | JCEP FTA may offer reductions if origin criteria are met (not applicable to CN). |
| 🇰🇷 South Korea | 3909.31.00.00 |
6.0% | None | 6.0% | KORUS FTA does not cover China. |
📌 Conclusion:
- The US market is the most challenging due to the cumulative 41.5% tariff.
- EU and Asia offer significantly lower entry barriers, making them more attractive for Chinese-origin amino resins.
📌 6. Common Mistakes & Pitfalls (Lessons Learned)
❌ Mistake 1: Declaring all liquid amino resins as 3202 (Tanning Agents).
👉 Result: Customs may reject if the product is used for coatings/paints. Penalty for misclassification.
❌ Mistake 2: Ignoring the 122 Clause tariff.
👉 Result: Underpaying duties by 10%. Back taxes + interest + fines.
❌ Mistake 3: Using vague descriptions like "Chemical Resin" on the invoice.
👉 Result: Customs exam, delay in release, potential seizure for lack of information.
❌ Mistake 4: Failing to declare Formaldehyde content.
👉 Result: Regulatory violation under EPA TSCA. Import ban.
✅ Correct Approach:
"Melamine Formaldehyde Resin, Solid, Urea-Modified, for Coating Applications, UN1219, Flash Point > 60°C"
🎯 7. Conclusion: Precision is Profit
🎯 Key Takeaway:
🔹 Amino Resins are high-tariff items (41.5% in the US).
🔹 Classification depends on FUNCTION (Tanning vs. General) and FORM (Solid vs. Liquid).
🔹 Documentation must be explicit: Chemical name, Use, Hazardous Class.
📌 Pro Tip:
If your amino resin is intermediate for a finished good (e.g., you import resin to make paint in the US), consider manufacturing under bond or FTZ (Foreign Trade Zone) strategies to defer or reduce duties.
📣 Next Steps:
📞 Consult a licensed customs broker to verify the specific formulation against HS Code criteria.
📄 Prepare a detailed Product Data Sheet with chemical composition and intended use.
🚀 Plan for 41.5% tariff cost in your US pricing strategy.
✨ Customs Compliance Starts with Accurate Classification!
💼 Protect your margin with precise declarations.
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关于 HS 编码归类
协调制度（HS）是由世界海关组织（WCO）制定的国际贸易商品分类标准。全球 200 多个国家采用 HS 系统作为海关关税、贸易统计和进出口监管的基础。
每个 HS 编码遵循以下层级结构：
- 章（2 位）——商品大类（例如：第 84 章：机器和机械设备）
- 品目（4 位）——章内的更具体分类
- 子目（6 位）——国际通用细分，所有 WCO 成员国统一使用
- 本国细分（8-10 位）——各国自行扩展的细分编码，如美国 HTSUS 10 位编码
正确的 HS 编码归类对于顺利通关、准确缴纳关税和遵守贸易法规至关重要。错误归类可能导致海关延误、多缴关税或罚款。
从CN进口到US时，适用的关税税率可能包括：
- 最惠国（MFN）税率——适用于 WTO 成员国的标准关税税率
- 普通税率——适用于无贸易协定国家
- 贸易救济关税——附加关税，如 301 条款（反倾销）、232 条款（国家安全）或反补贴税
本页内容仅供参考。如需正式归类，请咨询当地海关或持牌报关代理。