处理中...

Thinking...

AI is analyzing your product

60s

Wood Chemical Buffer

CN → US
HS编码 关税税率 原产国 目的国 文档
3808990800 41.5% CN US 官方文档
3808925080 40.0% CN US 官方文档
2942003500 41.5% CN US 官方文档
2942005000 38.7% CN US 官方文档

商品图片

AI分析

🪵 Wood Chemical Buffer (Industrial & Agricultural Chemicals)


🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Compliance Strategy 📌 I. Product Definition & Classification: Do You Really Know "Wood Chemical Buffer"?

"Wood Chemical Buffer" is not a standard harmonized system term but refers to chemical additives used in wood treatment, preservation, or processing to regulate pH levels, stabilize wood components, or act as a preservative agent. In international trade, these products generally fall into two main categories depending on their composition and end-use:

  1. Pure Organic Chemical Compounds: If the product is a specific, identifiable organic molecule (e.g., a specific aromatic compound used for buffering or treating wood) without pesticidal activity or formulated for retail sale, it is classified under Chapter 29.
  2. Prepared Pesticides/Fungicides: If the buffer contains active ingredients that act as insecticides, rodenticides, fungicides, or plant-growth regulators, and is put up in forms/packings for retail sale or as preparations, it is classified under Chapter 38.

⚠️ Key Distinction Point: - If the product is a pure organic substance (even if used for wood) and does not claim pesticidal function → Classify under 2942.00. - If the product is a preparation/formulation containing active pesticidal/fungicidal ingredients, or sold as a "disinfectant/similar product" for wood preservation → Classify under 3808.99 or 3808.92.


📦 II. HS Code Classification Details (2026 Latest Tariff Authority Cross-Reference)

Based on the provided data <DATA>, the potential HS Codes and their corresponding tax rates for products fitting the description of "Wood Chemical Buffer" (interpreted as either organic compounds or prepared pesticides) are as follows:

HS Code Product Description Applicable Scenario Tax Rate (US/CN)
2942.00.35.00 Other organic compounds: Aromatic or modified aromatic: Other: Other: Other Pure aromatic organic chemicals used as buffers or wood treatment agents 31.5%
2942.00.50.00 Other organic compounds: Other Non-aromatic or unspecified organic compounds used as buffers 0.0%
3808.99.08.00 Insecticides, rodenticides, fungicides...: Other: Other: Containing any aromatic or modified aromatic pesticide Formulated wood preservatives containing aromatic pesticide ingredients 0.0%
3808.92.50.80 Insecticides, rodenticides...: Other: Fungicides: Other: Other: Other Other Formulated fungicidal wood treatments (non-aromatic pesticide base) 30.0%

🔍 Important Reminder: - "Wood Chemical Buffer" as a pure chemical: If it is an aromatic organic compound (common in many wood stabilizers), it likely falls under 2942.00.35.00 (31.5% tax). - "Wood Chemical Buffer" as a pesticide/prep: If it contains fungicides or insecticides for wood preservation, it falls under 3808. The rate depends on whether it contains aromatic pesticides (0.0%) or other fungicides (30.0%).


💰 III. 2026 Latest Tariff Rate Details (Including Surtaxes & Policy Add-ons)

Applicable Country: United States (US) ✅ Origin: China (CN) ✅ Effective Time: As per current USITC and USMCA/Section 301 regulations (2025-2026)

🎯 1. 2942.00.35.00 — Other Organic Compounds: Aromatic/Modified Aromatic

Item Content
Base Tariff 6.5% (ad valorem)
Section 301 Surtax +25.0% (Targeting Chinese-origin organic chemicals)
Total Tax Rate 31.5%
Tax Calculation CIF Value × 31.5%
De Minimis Exemption Not Eligible (High tax burden prevents small package exemptions)
Legal Basis Path USITC:2942.00.35.00Section 301: Footnote 9903.88.01

📌 Explanation: - The 6.5% is the standard MFN (Most Favored Nation) duty for "other organic compounds." - The 25.0% surcharge is imposed under Section 301 of the Trade Act of 1974 on specific Chinese goods, including many organic chemicals. - Total 31.5% is a significant cost factor. This rate applies if the product is a pure aromatic organic compound not classified as a pesticide.


🎯 2. 2942.00.50.00 — Other Organic Compounds: Other

Item Content
Base Tariff 0.0%
Section 301 Surtax 0.0%
Total Tax Rate 0.0%
Tax Calculation CIF Value × 0%
De Minimis Exemption Eligible (If value < $800, may enter duty-free under Section 321)
Legal Basis Path USITC:2942.00.50.00

📌 Note: - This code is for non-aromatic or unspecified organic compounds. - If your "Wood Chemical Buffer" is a non-aromatic organic compound (e.g., certain aliphatic buffers), the tax rate is 0%, offering significant cost savings. - Caution: Misclassification here when the product is actually aromatic (should be 31.5%) poses a high audit risk.


🎯 3. 3808.99.08.00 — Prepared Pesticides (Aromatic Base)

Item Content
Base Tariff 0.0%
Section 301 Surtax 0.0%
Total Tax Rate 0.0%
Tax Calculation CIF Value × 0%
De Minimis Exemption Eligible (Depending on value and EPA registration status)
Legal Basis Path USITC:3808.99.08.00

📌 Explanation: - This code covers preparations containing aromatic pesticides. - If the buffer is formulated as a wood preservative with active aromatic pesticide ingredients, the tax is 0%. - Regulatory Note: Requires EPA registration if marketed as a pesticide.


🎯 4. 3808.92.50.80 — Prepared Fungicides

Item Content
Base Tariff 5.0%
Section 301 Surtax +25.0%
Total Tax Rate 30.0%
Tax Calculation CIF Value × 30.0%
De Minimis Exemption Not Eligible
Legal Basis Path USITC:3808.92.50.80Section 301: Footnote 9903.88.01

📌 Note: - This code applies to fungicides (non-aromatic pesticide base) in prepared forms. - If the wood buffer contains fungicidal properties but is not based on aromatic compounds, the rate is 30.0%. - Crucial: Distinguish between "aromatic pesticide" (0%) and "other fungicide" (30%).


🛠️ IV. Customs Clearance Practical Advice (Real-World Pitfall Avoidance)

✅ 1. Documentation Checklist (All Required)

Document Required? Description
Product Specification Sheet ✔️ Must detail chemical composition, pH range, and primary function (buffer vs. pesticide).
MSDS/SDS (Safety Data Sheet) ✔️ Critical for customs to determine if the product is hazardous or regulated as a pesticide.
EPA Registration Certificate ✔️ Only if classified under 3808. If the product claims pest/fungicide control, EPA registration is mandatory.
Commercial Invoice ✔️ Must clearly describe the product as "Organic Chemical Compound" or "Prepared Pesticide," not just "Buffer."
Certificate of Origin (CO) ✔️ To prove non-Chinese origin if seeking exemptions (though data shows US/CN scenario).
Packaging Details ✔️ Retail-ready packaging often triggers Chapter 38 classification.

✅ 2. Declaration Tips (Key Mnemonics)

🔥 “Pure Chemicals Go to 29, Prepared Pests Go to 38. Check Aromaticity, Save Big Fees!”

Scenario Correct HS Code Incorrect Practice Consequence
Pure aromatic organic buffer 2942.00.35.00 Declare as 2942.00.50.00 Underpayment of 31.5% tax → Audit & Penalties
Non-aromatic organic buffer 2942.00.50.00 Declare as 2942.00.35.00 Overpayment of 31.5% tax → Loss of Profit
Prepared fungicidal wood preservative 3808.92.50.80 Declare as 2942.00.50.00 0% tax claimed, but actual 30% due → Seizure/Fines
Prepared aromatic pesticide buffer 3808.99.08.00 Declare as 2942.00.35.00 31.5% tax claimed, but actual 0% due → Overpayment

✅ 3. Special Case Handling

Situation Handling Advice
Dual-Use Product (Buffer + Fungicide) If the product contains active pesticidal ingredients, it must be classified under Chapter 38, even if it also buffers. EPA rules override general chemical rules.
Retail vs. Industrial Pack Retail-sized packs are more likely to be considered "preparations" (Chapter 38). Bulk industrial drums may be treated as raw materials (Chapter 29).
"Modified Aromatic" Claim Ensure the chemical structure is correctly identified. "Aromatic" triggers the 31.5% rate in Chapter 29, but 0% in Chapter 38.

🌍 V. Global Market Comparison (2026 Latest)

Country/Region Recommended HS Code Tariff Rate Certification Remarks
🇺🇸 USA 2942.00.35.00 or 3808.92.50.80 30.0% - 31.5% EPA (if pesticide) High tariffs on Chinese organic/pesticide goods.
🇨🇳 China 2942.00.35.00 or 3808.92.50.80 ~6.5% - 10% CCC (if applicable) Lower base tariffs, but strict EPA-like regulations for imports.
🇪🇺 EU 2942.00 or 3808 ~6.5% (Ch 29), ~6.5% (Ch 38) REACH + ECHA Requires REACH registration for chemicals. No Section 301 equivalent.
🇯🇵 Japan 2942.00 or 3808 ~6.0% (Ch 29), ~6.0% (Ch 38) Fertilizer Control Law Strict classification for agricultural/wood chemicals.

📌 Conclusion: - USA has the highest effective tariff (30-31.5%) due to Section 301 surcharges on Chinese-origin goods. - EU and Japan have more stable, lower base tariffs but strict regulatory compliance (REACH, etc.). - Cost Optimization: If possible, classify under 2942.00.50.00 (0%) or 3808.99.08.00 (0%) by adjusting product formulation or presentation (e.g., non-aromatic base).


📌 VI. Common Errors & Pitfall Guide (Blood-Tears Lessons)

Error 1: Classifying a preparative wood preservative as a pure organic compound (2942.00) 👉 Consequence: Customs will reclassify to 3808.92.50.80 (30% tax) + EPA violation fines.

Error 2: Misidentifying aromaticity 👉 Consequence: Declaring an aromatic compound as 2942.00.50.00 (0%) instead of 2942.00.35.00 (31.5%) leads to back taxes + penalties.

Error 3: Ignoring EPA Registration for Chapter 38 goods 👉 Consequence: Goods seized at border for lack of EPA registration, even if tax is 0%.

Error 4: Using vague descriptions like "Wood Buffer" 👉 Consequence: Customs holds shipment for classification review, causing delays and storage fees.

Correct Practice:

“Organic Chemical Buffer, Non-Pesticidal, Aromatic Structure, Industrial Grade, 5L Drum” OR “Prepared Fungicidal Wood Preservative, EPA Reg. No. XXX-XXX, Retail Pack”


🎯 VII. Conclusion: Professional Declaration, Cost Savings, Risk Reduction

🎯 Remember the Mnemonic:

🔹 “Aromatic Organic = 31.5%, Non-Aromatic Organic = 0%. Pesticide Prep = 0% (Aromatic) or 30% (Fungicide).” 🔹 “HS Code Decides Destiny, Tax Difference is 30%, Declaration Error Costs Thousands!”


📌 Tips:

  • If your product is a pure organic compound, ensure its chemical structure is non-aromatic to qualify for 0% tax under 2942.00.50.00.
  • If it is a pesticide/preparation, check if it contains aromatic pesticides (0% tax under 3808.99.08.00) or other fungicides (30% tax under 3808.92.50.80).
  • Apply for Advance Ruling if unsure about classification to avoid post-entry audits.

📣 Immediate Action:

📞 Contact a professional customs broker + Provide SDS/Chemical Structure + Apply for HS Code Advance Ruling 🚀 Let your Wood Chemical Buffer clear customs smoothly, reduce costs, and maximize profit!


Professional Clearance Starts with Accurate Classification! 💼 Every cent of your cost deserves precise calculation!

用户评价

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。

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。