化学合成废物
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3825610000 | 35.0% | CN | US | Official Doc |
| 3825690000 | 35.0% | CN | US | Official Doc |
| 2842909050 | 10.0% | CN | US | Official Doc |
| 2842909010 | 10.0% | CN | US | Official Doc |
| 3825610000 | 35.0% | CN | US | Official Doc |
AI Analysis
🧪 Chemical Synthesis Waste (化学合成废物)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: What exactly is "Chemical Synthesis Waste"?
Chemical Synthesis Waste refers to by-products, residues, or failed batches generated during chemical manufacturing or research processes. In international trade, these are NOT treated as standard commercial goods but as waste/scraps under Chapter 38.
The classification depends heavily on the chemical nature of the waste: 1. Organic Chemical Waste: Contains carbon-based compounds (common in pharmaceuticals, dyes, polymers). 2. Inorganic Chemical Waste: Contains salts, acids, peroxides, or other inorganic compounds (common in mineral processing, electroplating).
⚠️ Key Distinction Point:
- If the waste is primarily organic (e.g., solvent residues, organic by-products) →归类 to 3825.61.00.00
- If the waste is inorganic (e.g., inorganic salts, acid waste) →归类 to 2842.90.90.50 / 2842.90.90.10
- Note: 3825.69.00.00 is used for other unspecified chemical industrial waste, often serving as a residual category.
📦 II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
| HS Code | Product Description | Applicable Scenario | Tax Category |
|---|---|---|---|
3825.61.00.00 |
Chemical synthesis waste (Organic) | Waste containing organic components, similar to lab chemical waste | Organic Waste |
3825.69.00.00 |
Other chemical or related industrial waste (Residual) | Unspecified chemical residues, mixed waste without clear organic/inorganic dominance | Other Waste |
2842.90.90.50 |
Inorganic acid or peroxide salts (Potential Component) | Waste identified as inorganic acid or peroxide salt categories | Inorganic Chemical |
2842.90.90.10 |
Other inorganic salts (Fallback Category) | Waste fitting the logic of "other salts" under inorganic chemicals | Inorganic Chemical |
🔍 Key Reminder:
- 3825 Series is the primary chapter for WASTE. Most "synthesis waste" falls here because it is hazardous/by-product material. - 2842 Series is for INORGANIC SALTS. Only use this if the waste is strictly defined as a specific inorganic compound (like a salt) rather than a general "waste mixture." - Misclassification Risk: Declaring organic waste as inorganic salts (or vice versa) can lead to severe penalties and clearance delays.
💰 III. 2026 Latest Tariff Rate Breakdown (Including Surcharges & Policy Add-ons)
✅ Applicable Country: United States (US)
✅ Country of Origin: China (CN)
✅ Effective Date: 2025/2026 (Post-IEEPA & Section 301 adjustments)
🎯 1. 3825.61.00.00 & 3825.69.00.00 —— Chemical Synthesis Waste (Organic/Other)
| Item | Content |
|---|---|
| Base Duty | 0.0% (ad valorem) |
| Section 301 Additional Duty | +25.0% (USITC Footnote 9903.88.01) |
| Section 122 Additional Duty | +10.0% (Specific to China-origin chemicals/waste) |
| Total Duty Rate | 35.0% |
| Tax Calculation | CIF Value × 35% |
| De Minimis Exemption | ❌ Not Eligible (deny_de_minimis) |
| Legal Basis Path | Section 301:9903.01.25 → Section 122:10% → USITC:3825.61.00.00 |
📌 Explanation:
- These codes are classified as Chapter 38 Products. - They attract both the standard 25% Section 301 tariff and an additional 10% Section 122 tariff. - Total 35% is the final landed duty cost for organic/other chemical waste from China.
🎯 2. 2842.90.90.50 & 2842.90.90.10 —— Inorganic Chemical Waste (Salts/Acids)
| Item | Content |
|---|---|
| Base Duty | Not specified (Assume standard MFN rate, often low or 0 for salts) |
| Section 301 Additional Duty | 0.0% (Note: Based on provided data, Section 301 does not apply to these specific sub-headings in this dataset) |
| Section 122 Additional Duty | +10.0% |
| Total Duty Rate | +10.0% |
| Tax Calculation | CIF Value × 10% |
| De Minimis Exemption | ❌ Not Eligible (deny_de_minimis) |
| Legal Basis Path | Section 122:10% → USITC:2842.90.90.50 |
📌 Note:
- These codes are classified under Chapter 28 (Inorganic Chemicals). - According to the provided<DATA>, they are exempt from the 25% Section 301 tariff but still subject to the 10% Section 122 tariff. - Total 10% is significantly lower than the 35% for organic waste. This makes correct classification critical for cost saving, but requires strict proof of inorganic composition.
🛠️ IV. Customs Clearance Practical Advice (Real-World Pitfall Guide)
✅ 1. Required Documentation Checklist (All are Mandatory)
| Document | Must Provide | Description |
|---|---|---|
| ✅ Chemical Safety Data Sheet (SDS) | ✔️ | Must explicitly state UN Number, Hazard Class, and Composition %. |
| ✅ Waste Analysis Report | ✔️ | Third-party lab report confirming Organic vs. Inorganic nature. |
| ✅ Commercial Invoice | ✔️ | Must clearly state "Chemical Synthesis Waste" + HS Code + Country of Origin. |
| ✅ Packing List | ✔️ | Detail packaging type (drums, containers) and net/gross weight. |
| ✅ EPA Notification (if applicable) | ✔️ | For hazardous waste import, EPA Prior Notice is often required. |
| ✅ Certificate of Origin | ✔️ | Proof of Chinese origin to determine Section 301/122 applicability. |
✅ 2. Declaration Tips (Key Mantras)
🔥 “Organic goes to 3825, Inorganic to 2842. 35% vs 10%, know the difference!”
| Scenario | Correct Declaration | Wrong Practice |
|---|---|---|
| Organic Solvent Waste | 3825.61.00.00 |
Misclassify as 2842 → 35% duty (vs 10%) + Compliance Risk |
| Inorganic Salt Residue | 2842.90.90.10 |
Misclassify as 3825 → 35% duty (unnecessary cost) |
| Mixed/Unknown Waste | 3825.69.00.00 |
Generic declaration → High scrutiny, delays |
| Hazardous Labeling | Must display UN Hazard Placards | No labeling → Rejection/Return |
✅ 3. Special Case Handling
| Case | Handling Advice |
|---|---|
| OEM Lab Waste | Provide client’s waste acceptance agreement + SDS. Ensure it’s declared as "Industrial Waste," not "Used Goods." |
| Recyclable vs. Waste | If the waste is intended for recovery/recycling, it may still be 3825. If it’s a by-product sold as raw material, it might fall under different headings. Clarify with CBP. |
| Hazardous vs. Non-Hazardous | Even if non-hazardous, chemical synthesis waste often triggers additional EPA/DOE reviews. |
| Small Quantity Samples | NO DE MINIMIS EXEMPTION. Even small shipments are subject to 35% or 10% duties. |
🌍 V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Duty Rate | Certification Requirements | Remarks |
|---|---|---|---|---|
| 🇺🇸 USA | 3825.61.00.00 (Organic) |
35% | EPA + SDS + UN Label | High regulatory barrier. Section 122 adds 10%. |
| 🇺🇸 USA | 2842.90.90.10 (Inorganic) |
10% | SDS + UN Label | Lower duty, but strict inorganic proof needed. |
| 🇨🇳 China | 3825.61.00.00 |
Varies | MSDS + Waste Import Permit | China restricts waste import. Check if "Chemical Synthesis Waste" is banned from import. |
| 🇪🇺 EU | 3825.61.00 |
Varies | REACH + SDS | EU has strict waste shipment regulations (WFSR). |
📌 Conclusion:
- USA is the primary market with high tariffs (35% for organic waste).
- Correct classification is crucial: Misdeclaring organic waste as inorganic salt to save 25% is illegal and risks severe penalties.
- Pre-import clearance is mandatory due to environmental regulations.
📌 VI. Common Errors & Pitfalls (Lessons Learned)
❌ Error 1: Declaring "Chemical Waste" as "Used Chemicals" or "Raw Materials"
👉 Consequence: Customs reclassifies as waste → 35% duty + Fines + Seizure.
❌ Error 2: Omitting SDS or UN Number on Invoice
👉 Consequence: Port hold → Demurrage charges ($500+/day) → Delayed delivery.
❌ Error 3: Assuming Small Shipments are Tax-Free
👉 Consequence: De Minimis does NOT apply to waste. You must pay 35% or 10% even for 1kg.
❌ Error 4: Incorrect Hazard Classification
👉 Consequence: If HS Code implies hazardous waste but packaging/labeling doesn’t match → Rejection/Return.
✅ Correct Practice:
"Chemical Synthesis Waste, Organic Residue, UN 3077, Class 9, HS 3825.61.00.00, Origin: China, CIF $1000"
🎯 VII. Conclusion: Professional Classification, Safe Clearance!
🎯 Remember the Mantra:
🔹 "Organic Waste = 3825 = 35% (25+10)"
🔹 "Inorganic Salt = 2842 = 10% (122 Only)"
🔹 "No De Minimis! Pay duty on every gram!"
📌 Tips:
- If your waste is mixed organic/inorganic, consult a customs broker to determine the principal nature.
- Section 122 is aggressive on chemical-related goods from China. Ensure your HS Code is defensible.
- Pre-Arrival Review: Submit documentation to CBP 48 hours before arrival to avoid port holds.
📣 Immediate Action:
📞 Contact a Licensed Customs Broker + Provide SDS + Verify UN Number
🚀 Ensure compliant labeling, accurate HS Code, and budget for 35% duty (if organic).
✨ Professional Clearance Starts with Accurate Classification!
💼 Your Cost Savings Depend on Correct HS Code Selection!
Customer Reviews
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.