Methylcellulose (Adhesive)
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3505200000 | 0.0% | CN | US | Official Doc |
| 3506915000 | 37.1% | CN | US | Official Doc |
| 3505100092 | 0.0% | CN | US | Official Doc |
| 3506990000 | 37.1% | CN | US | Official Doc |
| 3505100092 | 0.0% | CN | US | Official Doc |
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🧪 Methylcellulose Adhesive (Chemical Bonding & Woodworking Agents)
🌐 HS Code Reference & Customs Clearance Guide | 2026最新税则全解析 | 专业级通关策略 📌 一、产品定义与分类：你真的了解“甲基纤维素胶粘剂”吗？
Methylcellulose (Methylcellulose Adhesive) is a non-toxic, water-soluble polymer derived from cellulose. In international trade, it is primarily classified under Chapter 35 (Albuminoidal substances; modified starches; glues; enzymes).
Depending on its specific chemical composition and primary application, it falls into two main categories: 1. Starch/Cellulose-based Adhesives: Products where starch or cellulose derivatives are the main binding agents, often used in woodworking, paper, or construction. 2. Polymer-based Modulated Adhesives: Pre-mixed adhesives where organic polymers or specific cellulose derivatives are chemically modified for specialized industrial use.
⚠️ Key Distinction Point: * If the product is primarily starch or cellulose derivative-based (even if modified) →归入 3505.xxxx * If the product is a pre-mixed polymer adhesive with complex organic chemistry →归入 3506.xxxx
📦 二、HS Code 分类明细（2026年最新税则权威对照）
| HS Code | Product Description | Application Scenario | Chemical Basis |
|---|---|---|---|
3505.20.00.00 |
Cellulosic Adhesives, suitable for woodworking etc. | Woodworking, paper binding, general industrial use | Cellulose derivatives |
3506.91.50.00 |
Modulated adhesive based on organic polymers, for woodworking | Specialized woodworking adhesives, pre-mixed polymer glue | Organic polymers |
3505.10.00.92 |
Starch or modified starch-based adhesives, containing cellulose derivatives | Woodworking, paper, packaging | Starch/Polysaccharides + Cellulose |
3506.99.00.00 |
Other prepared adhesives, meeting cellulose chemical characteristics | General industrial use, special adhesives | Complex mixtures |
3505.10.00.92 |
Adhesive based on starch/polysaccharide derivatives, for woodworking | Woodworking, paper binding | Starch/Polysaccharides |
🔍 Important Note: *
3505.10.00.92appears twice because it covers both "starch/mod. starch with cellulose" and "starch/polysaccharide for woodworking". The tax rate is identical, but the description varies slightly based on the exact formulation. *3506.xxxxcodes generally attract higher tariffs (37.1%) due to "Section 301" and "Section 122" additional duties. *3505.xxxxcodes have lower base duties (cents/kg + %) but still face additional tariffs.
💰 三、2026年最新关税税率详解（含附加税、政策附加）
✅ 适用国家：美国（US） ✅ 原产地：中国（CN） ✅ 生效时间：2025年11月10日起（含后续进口）
🎯 1. 3505.20.00.00 —— Cellulosic Adhesives (Woodworking)
| Item | Content |
|---|---|
| Base Duty | 2.1¢/kg + 2.9% (Ad Valorem) |
| Additional Duty (Section 301) | +7.5% (Ad Valorem) |
| IEEPA Additional Duty (Section 122) | +10% (Ad Valorem) |
| Total Effective Tax Rate | ~17.5% + 2.1¢/kg + 2.9% |
| Tax Calculation | Based on CIF Value × (2.9% + 7.5% + 10%) + (2.1¢/kg × Weight) |
| De Minimis Eligibility | ❌ No (deny_de_minimis) |
| Legal Basis Path | USITC:3505.20.00.00 → FOOTNOTE:Section 301 → IEEPA:Section 122 |
📌 Explanation: * This code is considered a cellulosic adhesive. * The "2.1¢/kg" is a specific duty based on weight. * The "2.9%" is the base tariff rate. * Additional Tariffs: 7.5% (Section 301) + 10% (Section 122) = 17.5% ad valorem. * Total: 17.5% + 2.9% + 2.1¢/kg = ~20.4% + 2.1¢/kg (depending on how "total_tax" is aggregated in the source data, the provided data says
2.1¢/kg + 2.9%+17.5%).
🎯 2. 3506.91.50.00 —— Organic Polymer Modulated Adhesive (Woodworking)
| Item | Content |
|---|---|
| Base Duty | 2.1% |
| Additional Duty (Section 301) | +25.0% |
| IEEPA Additional Duty (Section 122) | +10% |
| Total Tax Rate | 37.1% |
| Tax Calculation | CIF Value × 37.1% |
| De Minimis Eligibility | ❌ No (deny_de_minimis) |
| Legal Basis Path | USITC:3506.91.50.00 → FOOTNOTE:Section 301 (25%) → IEEPA:Section 122 |
📌 Explanation: * This code is classified under 3506 (Prepared glues), which is subject to higher additional tariffs. * Base: 2.1% * Section 301: +25% (High for polymer-based) * Section 122: +10% * Total: 2.1% + 25% + 10% = 37.1% * ⚠️ High Cost Alert: This is nearly double the cost of the 3505 codes.
🎯 3. 3505.10.00.92 —— Starch/Modified Starch Adhesives
| Item | Content |
|---|---|
| Base Duty | 0.7¢/kg |
| Additional Duty (Section 301) | +7.5% |
| IEEPA Additional Duty (Section 122) | +10% |
| Total Effective Tax Rate | 17.5% + 0.7¢/kg |
| Tax Calculation | CIF Value × (Base Rate + 17.5%) + (0.7¢/kg × Weight) |
| De Minimis Eligibility | ❌ No (deny_de_minimis) |
| Legal Basis Path | USITC:3505.10.00.92 → FOOTNOTE:Section 301 → IEEPA:Section 122 |
📌 Explanation: * This is the most cost-effective option if the product is starch-based. * Base: 0.7¢/kg (Very low specific duty) * Ad Valorem: 7.5% + 10% = 17.5% (plus any base ad valorem if present, but source says
0.7¢/kg+17.5%). * Total: 17.5% + 0.7¢/kg.
🎯 4. 3506.99.00.00 —— Other Prepared Adhesives (Cellulose Characteristic)
| Item | Content |
|---|---|
| Base Duty | 2.1% |
| Additional Duty (Section 301) | +25.0% |
| IEEPA Additional Duty (Section 122) | +10% |
| Total Tax Rate | 37.1% |
| Tax Calculation | CIF Value × 37.1% |
| De Minimis Eligibility | ❌ No (deny_de_minimis) |
| Legal Basis Path | USITC:3506.99.00.00 → FOOTNOTE:Section 301 → IEEPA:Section 122 |
📌 Explanation: * Same high tariff structure as
3506.91.50.00. * Use this only if the product doesn't fit3506.91but still meets the chemical characteristics of prepared adhesives.
🛠️ 四、清关实操建议（实战避坑指南）
✅ 1. 准备材料清单（缺一不可）
| Document | Required | Description |
|---|---|---|
| ✅ Safety Data Sheet (SDS) | ✔️ | Must include composition, concentration of methylcellulose/starch, and hazard classification. |
| ✅ Formula/Composition Sheet | ✔️ | Detailed breakdown of ingredients to determine HS Code (Starch vs. Polymer). |
| ✅ Product Photos | ✔️ | Label, packaging, and product state (powder/liquid). |
| ✅ Certificate of Origin | ✔️ | Essential for proving China origin (triggers Section 301/122). |
| ✅ Commercial Invoice | ✔️ | Must specify "Methylcellulose Adhesive" or "Cellulosic Adhesive" clearly. |
| ✅ Packing List | ✔️ | Weight and dimensions for calculating specific duties (¢/kg). |
✅ 2. 申报技巧（关键口诀）
🔥 “成分定生死，3505便宜，3506贵死，描述精准最关键！”
| Scenario | Correct HS Code | Mistake | Consequence |
|---|---|---|---|
| Starch/Cellulose-based | 3505.10.00.92 |
Misclassified as 3506 | Overpay 17.5% + duties |
| Pure Cellulosic Adhesive | 3505.20.00.00 |
Misclassified as 3506 | Overpay ~17% + duties |
| Polymer-based Pre-mix | 3506.91.50.00 |
Misclassified as 3505 | Underpay, risk penalty |
| Other Prepared Adhesive | 3506.99.00.00 |
Misclassified as 3505 | Underpay, risk penalty |
✅ 3. 特殊情况处理
| Case | Handling Advice |
|---|---|
| OEM Custom Formula | Provide client's formula + chemical analysis report to prove starch/cellulose base. |
| Mixed Shipments | Do not mix 3505 and 3506 in one BL without clear separation. Customs may audit the whole shipment. |
| Liquid vs. Powder | Ensure the SDS matches the physical state. Liquid adhesives may have different handling codes if not "prepared" in the chemical sense. |
| Small Sample (< $800) | ❌ Not Eligible for De Minimis. All Methylcellulose adhesives from China are denied de minimis entry. |
🌍 五、全球主要市场清关对比（2026年最新）
| Country/Region | Recommended HS Code | Tariff (China Origin) | Certification | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 3505.10.00.92 or 3505.20.00.00 |
~17.5% + Specific Duty | TSCA Compliance | High scrutiny on chemical composition. |
| 🇨🇳 China | 3505.10.00.92 or 3505.20.00.00 |
0% - 5% | None | No additional tariffs. |
| 🇪🇺 EU | 3505.10.00 or 3505.20.00 |
0% - 6.5% | REACH Registration | REACH registration is mandatory for chemicals. |
| 🇯🇵 Japan | 3505.10.00 or 3505.20.00 |
0% - 3.1% | JIS Standard | Low tariffs, but strict quality standards. |
📌 Conclusion: * USA is the most expensive market due to Section 301 (7.5%-25%) and Section 122 (10%). * EU requires REACH registration. Ensure your supplier has completed this before shipping. * China offers the lowest base tariffs, making domestic sales or re-export from free trade zones more attractive.
📌 六、常见错误 & 避坑指南（血泪教训）
❌ Mistake 1: Claiming "De Minimis" for shipments under $800. 👉 Consequence: Shipment seized, returned, or fined. Methylcellulose adhesives are explicitly denied de minimis status from China.
❌ Mistake 2: Misclassifying a polymer-based adhesive as "Starch-based" to save taxes. 👉 Consequence: Customs audit, back-tariffs of ~17.5%, and potential fraud charges.
❌ Mistake 3: Not providing an SDS. 👉 Consequence: Delayed clearance, possible detention, or rejection by CBP.
❌ Mistake 4: Using vague descriptions like "Glue" or "Adhesive". 👉 Consequence: Customs assigns the highest possible duty rate (37.1%) due to lack of information.
✅ Correct Practice:
"Methylcellulose Adhesive, Powder, Non-Toxic, For Woodworking, HS 3505.10.00.92, Made in China"
🎯 七、结语：专业申报，省时省力，降本增效！
🎯 Remember the Mantra:
🔹 "Starch/Cellulose = 3505 (Cheaper), Polymer = 3506 (Expensive)." 🔹 "No De Minimis for China! Always declare fully." 🔹 "SDS is King! No SDS, No Entry."
📌 Tips: * If your Methylcellulose is sourced from Vietnam, Thailand, or Malaysia, you may qualify for lower or zero Section 301/122 tariffs. * Consider Advance Ruling from CBP if your formula is complex. This provides legal certainty and avoids post-entry audits.
📣 Immediate Action:
📞 Contact a licensed customs broker. 📄 Prepare SDS, Formula, and Commercial Invoice. 🚀 Ensure smooth customs clearance, minimize costs, and maximize profits!
✨ Professional Customs Clearance Starts with Accurate Classification! 💼 Every cent of your cost deserves to be calculated precisely!
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About HS Code Classification
The Harmonized System (HS) is an internationally standardized nomenclature developed by the World Customs Organization (WCO) to classify traded products. Over 200 countries use the HS system as the basis for customs tariffs, trade statistics, and import/export regulations.
Each HS code follows a hierarchical structure:
- Chapter (2 digits) — Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) — More specific grouping within the chapter
- Subheading (6 digits) — Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) — Country-specific extensions for further classification, such as US HTSUS 10-digit codes
Correct HS code classification is essential for smooth customs clearance, accurate duty payment, and compliance with trade regulations. Misclassification can lead to customs delays, overpayment of duties, or penalties.
When importing from CN to US, the applicable tariff rates may include:
- Most-Favored-Nation (MFN) rate — The standard duty rate applied to WTO members
- General rate — Applied to countries without trade agreements
- Trade remedy duties — Additional tariffs such as Section 301 (anti-dumping), Section 232 (national security), or countervailing duties
The information provided on this page is for reference purposes only. For official classification, please consult with your local customs authority or a licensed customs broker.