Graphene based Gel
CN → US| HS编码 | 关税税率 | 原产国 | 目的国 | 文档 |
|---|---|---|---|---|
| 381190 | 0.0% | CN | US | 官方文档 |
| 381200 | 0.0% | CN | US | 官方文档 |
| 3910000000 | 38.0% | CN | US | 官方文档 |
| 3811900000 | 41.5% | CN | US | 官方文档 |
商品图片
AI分析
🔬 Graphene-Based Gel (Advanced Conductive Materials & Chemical Preparations)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Strategy for Specialized Chemicals
📌 I. Product Definition & Classification: What is "Graphene-Based Gel"?
Graphene-based gel refers to advanced functional materials that combine graphene (a single layer of carbon atoms with exceptional electrical and thermal conductivity) with a gel matrix. These materials are typically used in specialized high-tech applications, such as:
- Conductive Gels: For electronic interconnects, electromagnetic interference (EMI) shielding, or thermal management in semiconductors.
- Energy Storage Materials: Components for next-generation batteries or supercapacitors.
- Advanced Composite Materials: Used in aerospace, sensors, or flexible electronics.
⚠️ Key Classification Distinction:
- The classification depends heavily on the primary function and composition of the product.
- If it is a pure silicone matrix modified with graphene, it may fall under Silicones.
- If it is a complex chemical mixture/preparation not specified elsewhere, it likely falls under Other Chemical Products.
- Crucial Note: Some specific descriptions in the data indicate "graphene-based gels" for electronic/energy applications may face tax retrieval errors, requiring careful manual verification or pre-ruling.
📦 II. HS Code Classification Details (Based on Provided Data)
| HS Code | Product Description | Applicable Scenario | Tax Status |
|---|---|---|---|
3910.00.00.00 |
Silicones in primary forms | Graphene-infused silicone gels used as sealants, adhesives, or basic insulating materials where the silicone matrix is the defining characteristic. | ✅ Clear |
3811.90.00.00 |
Other chemical products and preparations not elsewhere specified or included | Complex chemical mixtures, conductive pastes, or specialized gel preparations not classified as silicones or other specific chemical headings. | ✅ Clear |
3811.90 |
Other chemical products not elsewhere specified or included (Includes mixtures based on graphene) | Specialized applications such as conductive gels or advanced materials where the graphene content is a key functional ingredient but doesn't fit other specific sub-headings. | ⚠️ Error |
3812.00 |
Chemical products and preparations of the chemical or allied industries (Includes graphene-based gels for electronic/energy storage) | Highly specialized graphene-based gels intended for use in electronic circuits or energy storage devices (batteries/supercaps). | ⚠️ Error |
🔍 Critical Observation:
- The last two HS codes (3811.90and3812.00) have "Failed to retrieve tax information" and show Total Tax: Error.
- This indicates that while these codes may be technically appropriate for specific graphene applications, the automated tax lookup system cannot provide a definitive rate.
- Risk: Using these codes without manual verification could lead to customs delays, additional inspections, or incorrect duty calculations.
💰 III. Detailed Tax Rate Analysis (2026 Latest Tariff)
✅ Applicable Country: United States (US)
✅ Origin: China (CN) (Assumed based on typical high-tariff context for such goods)
✅ Effective Time: Current rates as per provided data
🎯 1. 3910.00.00.00 —— Silicones in Primary Forms
| Item | Content |
|---|---|
| Basic Tariff | 3.0% (ad valorem) |
| Additional Tariff (Section 301) | +25.0% (against Chinese goods) |
| Total Tax Rate | 28.0% |
| Tax Calculation | CIF Value × 28% |
| Legal Basis | Standard HS tariff + USITC Section 301 list |
📌 Explanation:
- This is the most predictable classification if the product is primarily a silicone-based gel.
- The total duty is 28%, which is moderate compared to other high-tech goods.
- Recommendation: If your graphene gel is silicone-based, this is the safest and most cost-effective classification path.
🎯 2. 3811.90.00.00 —— Other Chemical Products and Preparations
| Item | Content |
|---|---|
| Basic Tariff | 6.5% (ad valorem) |
| Additional Tariff (Section 301) | +25.0% (against Chinese goods) |
| Total Tax Rate | 31.5% |
| Tax Calculation | CIF Value × 31.5% |
| Legal Basis | Standard HS tariff + USITC Section 301 list |
📌 Explanation:
- This applies if the product is a chemical preparation not primarily defined as silicone.
- The total duty is 31.5%, slightly higher than the silicone classification.
- Recommendation: Use this if the graphene content significantly alters the chemical nature, making it distinct from standard silicones.
🎯 3. & 4. 3811.90 & 3812.00 —— Specialized Graphene Gels (Electronic/Energy)
| Item | Content |
|---|---|
| Basic Tariff | Unknown/Error |
| Additional Tariff | Unknown/Error |
| Total Tax Rate | Error |
| Risk Level | 🔴 HIGH |
⚠️ Critical Warning:
- Do NOT rely on automated systems for these codes.
- The "Error" status means customs may flag the shipment for manual review.
- Consequence: Potential for delays, additional fees, or penalties if the correct rate is not determined manually.
- Recommendation: Obtain a Binding Ruling from CBP before shipping. Do not guess the tax rate.
🛠️ IV. Customs Clearance Practical Advice (Avoid Pitfalls)
✅ 1. Preparation Checklist (Mandatory)
| Document | Required | Notes |
|---|---|---|
| ✅ Technical Data Sheet | ✔️ | Must specify: Composition (%, graphene content, base polymer), Physical State, Primary Function. |
| ✅ Safety Data Sheet (SDS) | ✔️ | Required for chemical products. |
| ✅ Product Photos | ✔️ | Show packaging, labels, and the gel itself. |
| ✅ Letter of Explanation | ✔️ | Explain why you chose a specific HS Code (e.g., "Primary material is silicone, graphene is an additive"). |
| ✅ Commercial Invoice | ✔️ | Clearly describe the product as "Graphene-Infused Silicone Gel" or "Conductive Chemical Preparation". |
| ✅ Pre-Ruling Document | ✔️ | Essential if using 3811.90 or 3812.00. |
✅ 2. Classification Strategy (Key Decision Tree)
| Scenario | Recommended HS Code | Tax Rate | Why? |
|---|---|---|---|
| Silicone-based gel with graphene | 3910.00.00.00 |
28% | Silicone is the primary component; graphene is an additive. Lowest risk and cost. |
| Non-silicone chemical mix | 3811.90.00.00 |
31.5% | General chemical preparation. Clear tax rate, but slightly higher. |
| Specialized electronic/energy gel | 3811.90 or 3812.00 |
Unknown | High risk. Only use if no other classification fits. Must get pre-ruling. |
🔥 "Silicone First" Rule:
If your product is 90% silicone and 10% graphene, classify it as Silicone (3910.00.00.00) to avoid the "Error" status and lower tax rate.
✅ 3. Special Handling for "Error" Codes
If you must use 3811.90 or 3812.00:
- Submit an Advance Ruling Request to US Customs and Border Protection (CBP) before shipping.
- Provide detailed chemical analysis and intended use documentation.
- Budget for potential delays (1–4 weeks) while CBP reviews the classification.
- Do not assume the tax rate is zero or standard. It could be higher if CBP reclassifies it.
🌍 V. Global Market Comparison (2026)
| Market | Recommended HS Code | Est. Tax Rate | Notes |
|---|---|---|---|
| 🇺🇸 USA | 3910.00.00.00 |
28% | Best option if silicone-based. |
| 🇪🇺 EU | 3910.00 |
~2.5% | Lower base tariff, but VAT applies. No Section 301. |
| 🇨🇳 China | 3910.00 |
~3–10% | Depends on exact sub-classification. |
| 🇯🇵 Japan | 3910.00 |
~3–8% | Stable rates, no additional tariffs. |
📌 Conclusion:
- USA is the most challenging market due to Section 301 tariffs.
- EU and Japan offer more stable and lower tax rates for similar chemical/silicone products.
- Avoid3811.90/3812.00in the USA unless you have a binding ruling.
📌 VI. Common Mistakes & Pitfalls
❌ Mistake 1: Classifying a silicone-based gel as "Other Chemical Products" (3811.90.00.00) unnecessarily.
👉 Result: Higher tax (31.5% vs. 28%) with no benefit.
❌ Mistake 2: Using 3811.90 or 3812.00 without a pre-ruling.
👉 Result: Customs hold, delay, potential penalty, and unknown tax liability.
❌ Mistake 3: Vague product description ("Graphene Gel") on the invoice.
👉 Result: Customs may classify it as a higher-risk category or request extensive additional documentation.
✅ Correct Approach:
"Conductive Silicone Gel, Graphene-Infused, for Thermal Management, HS Code 3910.00.00.00"
🎯 VII. Conclusion: Precision is Key!
🎯 Key Takeaways:
🔹 Silicone First: If graphene is an additive in a silicone base, use
3910.00.00.00(28% tax).
🔹 Avoid Errors: Do not use3811.90or3812.00without a CBP Pre-Ruling.
🔹 Document Thoroughly: Provide technical specs and SDS to justify your classification.
🔹 Cost Impact: The difference between 28% and 31.5% may seem small, but the risk of "Error" codes is far more costly in delays and compliance issues.
📌 Pro Tip:
If your graphene gel is intended for high-value electronics, consider if the added cost of customs delays outweighs the potential tax savings of a different classification. Stability is more valuable than a few percentage points.
📣 Immediate Action:
📞 Consult a Customs Broker to determine if your product qualifies as "Silicone in Primary Forms" (
3910.00.00.00).
📄 Request a Binding Ruling if you must use specialized graphene codes.
🚀 Ensure Clear Product Descriptions on all shipping documents to avoid ambiguity.
✨ Customs Clearance, Simplified!
💼 Smart Classification = Lower Costs + Faster Clearance!
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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。