氟化制冷剂混合物
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3824995500 | 38.7% | CN | US | Official Doc |
| 3824995000 | 41.5% | CN | US | Official Doc |
| 2903799070 | 38.7% | CN | US | Official Doc |
| 2903490000 | 13.7% | CN | US | Official Doc |
| 2853909090 | 37.8% | CN | US | Official Doc |
AI Analysis
🧪 Refrigerant Mixtures (Fluorinated)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
📌 I. Product Definition & Classification: Do You Really Understand "Refrigerant Mixtures"?
Refrigerant mixtures are complex chemical compounds primarily used in air conditioning, refrigeration, and industrial cooling systems. In international trade, they are generally classified based on their chemical composition (halogenated hydrocarbons vs. inorganic compounds) and state (usually liquid under pressure).
Key Distinction for Customs:
- Halogenated Hydrocarbons (Organic): Contain Carbon, Hydrogen, and Halogens (F, Cl, Br). Examples: R-410A, R-404A, R-407C. These fall under Chapter 29 (Organic Chemicals) or Chapter 38 (Miscellaneous Chemical Products).
- Inorganic Compounds: Do not contain Carbon-Halogen bonds in the same organic structure. Examples: Ammonia (R-717), Carbon Dioxide (R-744). These fall under Chapter 28 (Inorganic Chemicals).
⚠️ Critical Classification Point:
- Most commercial "fluorinated refrigerant mixtures" are organic halogenated hydrocarbons.
- If the mixture is a simple compound like pure Carbon Dioxide, it is inorganic.
- Misclassification leads to massive tariff differences (e.g., 13.7% vs. 41.5%).
📦 II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
Based on the provided data, here are the potential HS Codes for Fluorinated Refrigerant Mixtures, ranked by likelihood and tax impact:
| HS Code | Product Description | Chemical Logic | Applicable Scenario |
|---|---|---|---|
2903.49.00.00 |
Halogenated Hydrocarbons: Others | Contains fluorine/chlorine derivatives; fits "Derivatives of hydrocarbons" | Most likely for standard organic refrigerant blends (e.g., R-4xx series). Lowest tax burden. |
2903.79.90.70 |
Halogenated Hydrocarbons: Other (with 2+ Halogens) | Contains two or more different halogens (e.g., Cl + F) | Common for blends like R-410A (HFC-32/HFC-125). Mid-range tax. |
3824.99.55.00 |
Chemical Products & Preparations: Halogenated Hydrocarbon Mixtures | Classified as a "preparation" rather than a pure chemical substance | If the mixture is considered a "preparation" rather than a specific derivative. High tax. |
3824.99.50.00 |
Chemical Products & Preparations: Other | Broad category for chemical preparations not specified elsewhere | Fallback for mixtures that don't fit specific halogenated hydrocarbon subheadings. Highest tax. |
2853.90.90.90 |
Inorganic Compounds: Other | Incorrect classification for most fluorinated organics; assumes inorganic nature | Rare/Error Risk: Only applies if the product is deemed inorganic (e.g., pure CO2), which is unusual for "fluorinated mixtures." |
🔍 Key Insight:
- Organic vs. Inorganic: Most "fluorinated" refrigerants are organic (Chapter 29). Classifying them under Chapter 28 (2853.90.90.90) is risky and often incorrect unless they are inorganic fluorides.
- Preparation vs. Pure Substance: If the mixture is a standardized blend sold as a refrigerant, customs may view it as a "preparation" (3824) rather than a specific chemical (2903), leading to higher taxes. However,2903.49.00.00is often preferred for distinct halogenated derivatives.
💰 III. 2026 Latest Tariff Rate Breakdown (Including Surtaxes & Policy Add-ons)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Date: From November 10, 2025 (including subsequent imports)
🎯 1. 2903.49.00.00 —— Halogenated Hydrocarbons: Others
| Item | Content |
|---|---|
| Base Tariff | 3.7% |
| Section 301 Surtax | 0.0% (No additional surtax applied) |
| Section 122 Tariff | 10% |
| Total Tax Rate | 13.7% |
| Tax Calculation | CIF Value × 13.7% |
| De Minimis Eligibility | ❌ Not Eligible (High risk of audit) |
| Legal Basis Path | USITC:2903.49.00.00 → Section 122: 10% |
📌 Explanation:
- This is the most cost-effective classification for fluorinated refrigerant mixtures that qualify as "halogenated hydrocarbon derivatives."
- Zero Section 301 surtax makes this significantly cheaper than other options.
- Warning: Must prove the product is a "halogenated hydrocarbon derivative" and not a simple mixture.
🎯 2. 2903.79.90.70 —— Halogenated Hydrocarbons: Other (with 2+ Halogens)
| Item | Content |
|---|---|
| Base Tariff | 3.7% |
| Section 301 Surtax | +25.0% |
| Section 122 Tariff | 10% |
| Total Tax Rate | 38.7% |
| Tax Calculation | CIF Value × 38.7% |
| De Minimis Eligibility | ❌ Not Eligible |
| Legal Basis Path | Section 301: 25% → Section 122: 10% → USITC:2903.79.90.70 |
📌 Explanation:
- Applies to mixtures containing multiple halogens (e.g., Chlorine and Fluorine).
- Subject to the full 25% Section 301 tariff, making it expensive.
- Common for HFC blends like R-410A.
🎯 3. 3824.99.55.00 —— Chemical Products: Halogenated Hydrocarbon Mixtures
| Item | Content |
|---|---|
| Base Tariff | 3.7% |
| Section 301 Surtax | +25.0% |
| Section 122 Tariff | 10% |
| Total Tax Rate | 38.7% |
| Tax Calculation | CIF Value × 38.7% |
| De Minimis Eligibility | ❌ Not Eligible |
| Legal Basis Path | Section 301: 25% → Section 122: 10% → USITC:3824.99.55.00 |
📌 Explanation:
- Classified as a "preparation" (mixture) rather than a pure chemical.
- Same high tax rate as2903.79.90.70.
- Used when the product is considered a commercial blend rather than a specific chemical derivative.
🎯 4. 3824.99.50.00 —— Chemical Products & Preparations: Other
| Item | Content |
|---|---|
| Base Tariff | 6.5% |
| Section 301 Surtax | +25.0% |
| Section 122 Tariff | 10% |
| Total Tax Rate | 41.5% |
| Tax Calculation | CIF Value × 41.5% |
| De Minimis Eligibility | ❌ Not Eligible |
| Legal Basis Path | Section 301: 25% → Section 122: 10% → USITC:3824.99.50.00 |
📌 Explanation:
- This is a catch-all category for chemical preparations.
- Highest base tariff (6.5%) plus surtaxes make it the most expensive option.
- Only use if no other specific classification applies.
🎯 5. 2853.90.90.90 —— Inorganic Compounds: Other
| Item | Content |
|---|---|
| Base Tariff | 2.8% |
| Section 301 Surtax | +25.0% |
| Section 122 Tariff | 10% |
| Total Tax Rate | 37.8% |
| Tax Calculation | CIF Value × 37.8% |
| De Minimis Eligibility | ❌ Not Eligible |
| Legal Basis Path | Section 301: 25% → Section 122: 10% → USITC:2853.90.90.90 |
📌 Explanation:
- High Risk of Misclassification: Most "fluorinated" refrigerants are organic.
- If your product is indeed inorganic (e.g., pure Carbon Dioxide), this may apply, but the surtaxes still make it costly.
- Do not use for standard HFC/HFO blends.
🛠️ IV. Customs Clearance Practical Advice (Combat Pitfalls Guide)
✅ 1. Preparation Checklist (Non-negotiable)
| Document | Must Provide | Explanation |
|---|---|---|
| ✅ Chemical Composition Report | ✔️ | Detailed breakdown of ingredients, percentages, and CAS numbers. Critical for distinguishing between 2903 (pure/derivative) and 3824 (mixture/preparation). |
| ✅ Safety Data Sheet (SDS) | ✔️ | Must clearly state the chemical nature (Organic Halogenated Hydrocarbon vs. Inorganic). |
| ✅ Product Photos & Labeling | ✔️ | Show the container, label, and any warning symbols. |
| ✅ Commercial Invoice | ✔️ | Clearly state the product name as "Halogenated Hydrocarbon Refrigerant Mixture" or specific HS Code reference. |
| ✅ Technical Specifications | ✔️ | Include boiling point, pressure, and intended use (HVAC, industrial cooling). |
✅ 2. Declaration Tips (Key Mnemonics)
🔥 "Organic is
2903, Inorganic is2853, Mixture is3824.2903.49is cheapest!"
| Scenario | Correct Declaration | Wrong Practice |
|---|---|---|
| Standard HFC Blend (e.g., R-410A) | 2903.49.00.00 or 2903.79.90.70 |
Misdeclare as 3824 → 38.7-41.5% |
| Pure Carbon Dioxide (R-744) | 2853.90.90.90 |
Misdeclare as 2903 → Rejected/Refunded |
| Unspecified Chemical Mixture | 3824.99.50.00 |
Vague description "Coolant" → Audit Risk |
| OEM Private Label | Provide Brand + Model + SDS | Generic name only → Delayed Clearance |
✅ 3. Special Situation Handling
| Situation | Handling Advice |
|---|---|
| Blends with multiple halogens | Check if 2903.79.90.70 applies. If yes, expect 38.7% tax. If it's a derivative, 2903.49.00.00 (13.7%) is better. |
| New HFO Refrigerants (e.g., R-1234yf) | Ensure they are classified under 2903 as halogenated olefins/hydrocarbons, not 3824. |
| Pressure Cylinders vs. Bulk Containers | Declare the chemical content, not the container. The container is an accessory. |
| Pre-Charged Linesets | The refrigerant inside is the main commodity. Declare based on the refrigerant's HS code. |
🌍 V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff | Certification Requirements | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 2903.49.00.00 |
13.7% | EPA SNUR, DOT for transport | High risk of audit on chemical nature. |
| 🇨🇳 China | 2903.49.00.00 |
~3-6% | N/A | Lower import duties, but strict environmental regulations on HFCs. |
| 🇪🇺 EU | 2903.49.00.00 |
~6.5% | F-Gas Certification | GWP limits apply; high-GWP refrigerants may be restricted. |
| 🇦🇺 Australia | 2903.49.00.00 |
~5% | N/A | Follows Australian Standard AS/NZS. |
📌 Conclusion:
- USA offers the lowest tax rate for organic halogenated hydrocarbon derivatives (2903.49.00.00) at 13.7%, but requires precise chemical documentation.
- EU focuses on environmental impact (GWP) rather than just tariff classification.
- Always verify if the specific refrigerant blend is restricted or banned in the destination country (e.g., EU F-Gas Regulation).
📌 VI. Common Errors & Pitfalls (Blood & Tears Lessons)
❌ Error 1: Declaring all refrigerants under 3824 (Miscellaneous Chemicals)
👉 Consequence: 38.7-41.5% tax vs. 13.7%. Massive overpayment.
💡 Fix: Proves the product is a specific halogenated hydrocarbon derivative under Chapter 29.
❌ Error 2: Misclassifying organic HFCs as inorganic under 2853
👉 Consequence: Customs rejection, refund, or penalty.
💡 Fix: HFCs contain Carbon-Halogen bonds; they are organic.
❌ Error 3: Vague description "Refrigerant"
👉 Consequence: Customs detention for chemical verification.
💡 Fix: Provide CAS numbers and exact chemical composition.
❌ Error 4: Ignoring Section 301 & 122 Taxes
👉 Consequence: Unexpected bill at customs.
💡 Fix: Always calculate total landed cost including 35-41.5% surtaxes for non-2903.49 codes.
✅ Correct Practice:
"Fluorinated Hydrocarbon Refrigerant Mixture, R-410A Blend, CAS No. XXXX-XX-X, Halogenated Hydrocarbon Derivative, 40kg Cylinder"
🎯 VII. Conclusion: Professional Declaration, Save Money, Reduce Risk!
🎯 Remember the Mantra:
🔹 "Organic is
2903, Inorganic is2853.
🔹2903.49is 13.7%,3824is 38%+.
🔹 Document everything, avoid the3824trap!"
📌 Pro Tip:
If your refrigerant blend contains high-GWP substances, ensure compliance with environmental regulations (e.g., EPA SNAP Program in the US, EU F-Gas Regulation). Tariff classification is only one part of compliance; environmental compliance is equally critical.
📣 Immediate Action:
📞 Contact a professional customs broker + Provide SDS + Request HS Code Advance Ruling for chemical mixtures.
🚀 Ensure your fluorinated refrigerants pass customs smoothly, comply with environmental laws, and maximize profit margins!
✨ Professional Customs Clearance Begins with Precise Classification!
💼 Every cent of tax cost deserves precise calculation!
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.