无机杀虫剂烟雾剂
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 2853909090 | 37.8% | CN | US | Official Doc |
| 3808913000 | 40.0% | CN | US | Official Doc |
| 2853100000 | 37.8% | CN | US | Official Doc |
| 3808997000 | 40.0% | CN | US | Official Doc |
| 2842909050 | 10.0% | CN | US | Official Doc |
AI Analysis
🌫️ Inorganic Insecticide Fumigant / Smoke Agent
(Wuji Chongshaji Yanwu Ji)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: Do You Really Understand "Inorganic Insecticide Smoke Agents"?
An Inorganic Insecticide Smoke Agent is a specialized agricultural or industrial pesticide formulation designed to release active insecticidal ingredients in the form of smoke or aerosol. Its core characteristics involve: 1. Chemical Nature: Inorganic compounds (e.g., phosphides, sulfur derivatives, halogen compounds) rather than organic carbon-based chains. 2. Physical Form: Fumigant/Smoke (solid pellets, tablets, or liquids that vaporize/sublime upon ignition or reaction). 3. Function: Pest control through atmospheric dispersion.
⚠️ Key Distinction Point:
- If the active ingredient is organic (e.g., pyrethroids, organophosphates with carbon chains) → It belongs to Chapter 38 (Prepared Pesticides).
- If the active ingredient is inorganic (e.g., Aluminum Phosphide, Sulfur Fumigants, Magnesium Chlorate) → It generally falls under Chapter 28 (Inorganic Chemicals) OR Chapter 38 if strictly prepared as a mixed formulation, depending on specific chemical composition and trade practice.
- Critical Note: Customs often scrutinize "Inorganic Insecticides" to ensure they aren't misclassified to avoid higher duties. The classification below reflects the provided data's logic, which splits between Chapter 28 (Inorganic Chemicals) and Chapter 38 (Prepared Pesticides).
📦 II. HS Code Classification Details (Based on Provided Data Analysis)
The provided data suggests four potential HS Codes, divided into two main categories: Chapter 28 (Inorganic Chemicals) and Chapter 38 (Prepared Pesticides).
| HS Code | Summary from Data | Logical Basis | Total Tax Rate |
|---|---|---|---|
| 2853.90.90.90 | Miscellaneous Inorganic Compounds | Fits the "catch-all" logic for inorganic compounds that don't fit specific sub-headings. Physical form is fumigant. | 37.8% |
| 3808.91.30.00 | Prepared Pesticides (Inorganic) | Explicitly includes inorganic material with insecticidal purpose. Smoke form fits "preparation" requirements. | 40.0% |
| 2853.10.00.00 | Inorganic Compounds (Phosphides) | Specifically categorizes as inorganic compounds related to phosphides (common in fumigants like AlP). | 37.8% |
| 3808.99.70.00 | Other Prepared Pesticides | Includes inorganic materials & insecticidal purpose, fitting the definition of inorganic substances/pesticides broadly. | 40.0% |
🔍 Key Observation:
- The data provides two distinct tax brackets: 37.8% (Chapter 28) and 40.0% (Chapter 38).
- The difference lies in whether Customs views the product primarily as a raw inchemical (Ch 28) or a prepared pesticide formulation (Ch 38).
- HS 2842.90.90.50 is listed with a +10% surcharge only, but lacks detailed breakdown in the summary. Note: This appears to be an outlier or specific partial duty case, but the primary recommendations are above.
💰 III. 2026 Latest Tariff Rate Detailed Explanation (Including Surcharges)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Time: 2025/2026 (Based on current trade policies)
🎯 1. Chapter 28 Classification (HS 2853.90.90.90 & 2853.10.00.00)
Viewed as Inorganic Chemicals
| Item | Details |
|---|---|
| Basic Tariff | 2.8% (Ad Valorem) |
| Section 301 Surcharges (USITC) | +25.0% (Specific to Chinese origin for Ch 28 chemicals) |
| Section 122 Tariff (IEEPA) | +10.0% (Targeted tariffs on specific Chinese imports) |
| Total Effective Tax Rate | 37.8% |
| Calculation Basis | CIF Value × 37.8% |
| De Minimis Exemption | ❌ Not Eligible (High-risk chemical/ppesticide category) |
| Legal Path | Customs Tariff: 2853 → USITC: 301 Footnote → IEEPA: Sec 122 |
📌 Explanation:
- Basic Tariff (2.8%): Standard MFN rate for miscellaneous inorganic chemicals or phosphides.
- 301 Tariff (+25%): Applies to most Chinese chemical imports under Section 301.
- Section 122 (+10%): Additional surcharge applied to specific chemical categories under executive orders.
- Total: 2.8% + 25% + 10% = 37.8%.
🎯 2. Chapter 38 Classification (HS 3808.91.30.00 & 3808.99.70.00)
Viewed as Prepared Pesticides
| Item | Details |
|---|---|
| Basic Tariff | 5.0% (Ad Valorem) |
| Section 301 Surcharges (USITC) | +25.0% (Specific to Chinese origin for Ch 38 pesticides) |
| Section 122 Tariff (IEEPA) | +10.0% |
| Total Effective Tax Rate | 40.0% |
| Calculation Basis | CIF Value × 40.0% |
| De Minimis Exemption | ❌ Not Eligible |
| Legal Path | Customs Tariff: 3808 → USITC: 301 Footnote → IEEPA: Sec 122 |
📌 Explanation:
- Basic Tariff (5.0%): Standard MFN rate for prepared insecticides.
- 301 Tariff (+25%): Same surcharge as Chapter 28 for Chinese goods.
- Section 122 (+10%): Additional surcharge.
- Total: 5.0% + 25% + 10% = 40.0%.
- Comparison: Classified as "Prepared Pesticide" results in a 2.2% higher total tax (40% vs 37.8%) due to the higher basic tariff rate (5% vs 2.8%).
🎯 3. Alternative Case (HS 2842.90.90.50)
Specific Inorganic Salt Category
| Item | Details |
|---|---|
| Basic Tariff | Not specified in summary |
| 301 Surcharges | 0.0% (As per summary data) |
| Section 122 Tariff | +10.0% |
| Total Impact | +10.0% (Only surcharge indicated) |
| Note | This code may apply to specific inorganic salts (e.g., chlorates, carbonates) if they meet specific chemical criteria. However, it lacks the standard 301 25% surcharge in the provided summary, which is unusual for general Chinese chemicals. Verify with customs broker. |
🛠️ IV. Customs Clearance Practical Advice (Avoiding Pitfalls)
✅ 1. Documentation Checklist (Mandatory)
| Document | Required? | Purpose |
|---|---|---|
| Safety Data Sheet (SDS) | ✅ Yes | Must clearly state Inorganic Composition (e.g., AlP, Sulfur, etc.) vs Organic. |
| Product Specification Sheet | ✅ Yes | Detail the physical form (Smoke/Fumigant), active ingredient %, and inert carriers. |
| Formula/Composition Analysis | ✅ Yes | Critical to prove Inorganic nature. If it contains carbon-based binders, Customs may push to Chapter 38. |
| Commercial Invoice | ✅ Yes | Must specify "Inorganic Insecticide Fumigant". Avoid vague terms like "Pesticide" alone. |
| Packing List | ✅ Yes | Indicate weight of active ingredient vs total weight. |
| Certificate of Origin | ✅ Yes | To determine applicability of Section 301 and Section 122 tariffs. |
✅ 2. Declaration Strategy (Key Tips)
🔥 "Clarify Inorganic, Specify Form, Choose Chapter Wisely!"
| Scenario | Recommended Action | Risk of Error |
|---|---|---|
| Pure Inorganic Salt (e.g., AlP) | Declare under HS 2853.10.00.00 (Phosphides) → 37.8% | Low risk if pure. |
| Inorganic Smoke Tablet with Binders | Declare under HS 3808.91.30.00 (Prepared) → 40.0% | Higher basic tax, but safer for formulated products. |
| Mixed Inorganic/Organic | HS 3808.99.70.00 → 40.0% | Avoid Chapter 28 if organic components >5%. |
| Misclassification as Organic Pesticide | If actually inorganic but declared as organic → Penalty + Retax | High risk. Customs checks SDS strictly. |
✅ 3. Special Handling for "Smoke/Fumigant" Form
- Hazmat Declaration: Fumigants are often Dangerous Goods (Class 4.3: Water-reactive, or Class 2.3: Toxic Gas). Ensure IMDG/IATA compliance for shipping.
- Labeling: Must have GHS-compliant labels in English, indicating toxicity and "Inorganic" composition.
- Storage: Declare proper storage conditions to avoid confiscation as hazardous waste.
🌍 V. Global Market Comparison (2026 Update)
| Region | Recommended HS Code | Basic Tariff | Additional Surcharges | Total Estimated |
|---|---|---|---|---|
| 🇺🇸 USA | 2853.90.90.90 or 3808.91.30.00 |
2.8% or 5.0% | +25% (301) +10% (Sec 122) | 37.8% - 40.0% |
| 🇨🇳 China (Import) | 2853.90.90.90 |
6.5% - 8.0% | None | ~7.5% |
| 🇪🇺 EU | 2853.90 or 3808.90 |
4.0% - 5.5% | None | ~5.0% |
| 🇬🇧 UK | 2853.90 or 3808.90 |
4.0% - 5.5% | None | ~5.0% |
| 🇦🇺 Australia | 2853.90 or 3808.90 |
5.0% | None | 5.0% |
📌 Conclusion:
- USA is the most costly market due to 301 and Section 122 tariffs.
- Choosing Chapter 28 (Inorganic Chemicals) saves 2.2% compared to Chapter 38 (Prepared Pesticides), if the product composition allows.
- EU/UK/AU have no additional surcharges, making them more cost-effective for export.
📌 VI. Common Errors & Pitfalls (Lessons Learned)
❌ Mistake 1: Declaring "Inorganic Fumigant" as a generic "Pesticide" under 3808.99 without specifying inorganic nature.
👉 Result: Customs may reclassify to 2853 if chemical analysis shows inorganic content, but initially face 301 verification delays.
❌ Mistake 2: Failing to declare Hazmat status.
👉 Result: Shipment seized or returned at port due to safety violations.
❌ Mistake 3: Using vague terms like "Smoke Powder" without active ingredient details.
👉 Result: Customs issues RFR (Request for Further Information), delaying clearance by 2-4 weeks.
❌ Mistake 4: Assuming all "Smoke Agents" are organic.
👉 Result: Misclassification to 3808 (40% tax) when 2853 (37.8%) was applicable. Small but significant cost difference.
✅ Correct Approach:
Declare: "Inorganic Phosphide-based Fumigant Smoke Tablet, Active Ingredient: Aluminum Phosphide (Inorganic), Form: Solid Smoke Agent, HS Code: 2853.10.00.00"
🎯 VII. Conclusion: Professional Declaration Saves Money!
🎯 Key Takeaway:
🔹 "Inorganic" is the keyword: Proving inorganic composition allows access to Chapter 28 (37.8%) instead of Chapter 38 (40.0%).
🔹 "Smoke" form is physical: Does not change chemical classification but impacts Hazmat declaration.
🔹 Tariff Impact: The 2.2% difference (40% vs 37.8%) can be significant for large volumes.
📌 Pro Tip:
If your product contains both inorganic active ingredients and organic binders, consult a customs broker to determine if the organic content is negligible (<5%). If so, you may still argue for Chapter 28 classification to save the 2.2% tax.
📣 Immediate Action:
📞 Contact a Customs Broker + Provide SDS + Request Pre-ruling for HS Code
2853.10.00.00vs3808.91.30.00.
🚀 Ensure Safe Compliance: Declare Hazmat correctly to avoid port delays.
✨ Professional Clearance Starts with Accurate Classification!
💼 Every Percentage Point of Tax Savings Counts!
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.