antibacterial agent with aromatic components
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 2934991800 | 16.5% | CN | US | Official Doc |
| 3802905000 | 39.8% | CN | US | Official Doc |
| 3802902000 | 37.5% | CN | US | Official Doc |
| 2934991200 | 16.5% | CN | US | Official Doc |
| 3808591000 | 16.5% | CN | US | Official Doc |
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AI Analysis
π§ͺ Antibacterial Agent with Aromatic Components
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Compliance Strategy
π I. Product Definition & Classification: Understanding the "Aromatic" Factor
An Antibacterial Agent with Aromatic Components is a specialized chemical or agrochemical preparation designed to kill or inhibit microorganisms. The defining characteristic is the presence of aromatic hydrocarbon structures (such as benzene rings) or their derivatives in the molecule. In international trade, the classification depends heavily on whether the product is defined primarily by its chemical structure (Chapter 29) or its formulation/application as a pesticide/chemical preparation (Chapter 38).
Key Distinction Logic: * Chemical Structure Priority (Chapter 29): If the product is a specific, identifiable chemical compound containing an aromatic heterocyclic structure (even if used as an antibacterial), it falls under HS 2934. * Formulation & Use Priority (Chapter 38): If the product is a mixed formulation, a biological agent (like activated carbon with chemical impregnation), or a general agricultural/industrial disinfectant that doesnβt fit a specific single chemical heading, it falls under HS 3802.
β οΈ Critical Classification Point:
- If the aromatic component makes up the core chemical identity β HS 2934 (Lower Duty).
- If it is a mixed preparation, "active earth," or activated carbon-based β HS 3802 (Higher Duty due to Section 301/122 tariffs).
π¦ II. HS Code Classification Details (2026 Latest Tariff Authority Match)
Based on the provided data, here are the 5 possible HS Code classifications for this product, ranked by likelihood and tax implication.
| HS Code | Product Description | Application/Scope | Tax Implication |
|---|---|---|---|
2934.99.18.00 |
Antibacterial agent containing aromatic components, conforming to aromatic hydrocarbon or modified aromatic hydrocarbon chemical structure and pesticide use. | Specific chemical structure + Pesticide use | β Lowest Duty (16.5%) |
2934.99.12.00 |
Antibacterial agent containing aromatic components, explicitly including aromatic material characteristics and antibacterial use, conforming to core classification conditions. | Specific chemical structure + Antibacterial use | β Lowest Duty (16.5%) |
3808.59.10.00 |
Antibacterial agent containing aromatic components, conforming to the use description of any aromatic or modified aromatic pesticide and antibacterial. | General pesticide/antibacterial formulation | β Low Duty (16.5%) |
3802.90.50.00 |
Antibacterial agent containing aromatic components, belonging to chemical products, conforming to the category of chemical substances in activated carbon and related mineral products. | Activated Carbon/Mineral-based preparation | β Highest Duty (39.8%) |
3802.90.20.00 |
Antibacterial agent containing aromatic components, conforming to the chemical attributes of active earth category, belonging to chemicals/antibacterials. | Active Earth/Clay-based preparation | β High Duty (37.5%) |
π Key Insight:
- Chapter 29 (2934) and HS 3808 offer the 16.5% total duty rate.
- Chapter 3802 incurs significantly higher duties (37.5% - 39.8%) due to additional tariffs on chemical/mineral preparations.
π° III. 2026 Latest Tariff Rate Breakdown (Including Additional Taxes)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Date: Current trade policies (Section 301 & Section 122)
π― 1. 2934.99.18.00 & 2934.99.12.00 ββ Chemical Antibacterial Agents (Aromatic Structure)
| Item | Content |
|---|---|
| Base Tariff | 6.5% (ad valorem) |
| Additional Tariff (Section 301) | 0.0% (Exempt or Lower Tier for specific chemicals) |
| Section 122 Tariff | +10% |
| Total Duty Rate | 16.5% |
| Tax Calculation | CIF Value Γ 16.5% |
| De Minimis Eligibility | β No (Commercial shipment requires full duty payment) |
| Legal Basis Path | HTSUS:2934 β Section 122:10% β Base:6.5% |
π Explanation:
- These codes classify the product as a specific chemical compound (Heterocyclic compounds with nitrogen heteroatoms, typically).
- The Section 301 tariff is 0% for these specific subheadings, making them highly competitive.
- Only the 10% Section 122 tariff applies on top of the base rate.
π― 2. 3808.59.10.00 ββ General Pesticide/Antibacterial Formulation
| Item | Content |
|---|---|
| Base Tariff | 6.5% |
| Additional Tariff (Section 301) | 0.0% |
| Section 122 Tariff | +10% |
| Total Duty Rate | 16.5% |
| Tax Calculation | CIF Value Γ 16.5% |
| De Minimis Eligibility | β No |
| Legal Basis Path | HTSUS:3808 β Section 122:10% β Base:6.5% |
π Explanation:
- This code is used for pesticides and insecticides in the form of articles (e.g., sprays, coils, or formulated agents).
- If your product is a ready-to-use disinfectant spray or coil, this code is appropriate.
- Same favorable tax rate (16.5%) as the Chapter 29 codes.
π― 3. 3802.90.50.00 ββ Activated Carbon/Mineral Preparation
| Item | Content |
|---|---|
| Base Tariff | 4.8% |
| Additional Tariff (Section 301) | +25.0% |
| Section 122 Tariff | +10% |
| Total Duty Rate | 39.8% |
| Tax Calculation | CIF Value Γ 39.8% |
| De Minimis Eligibility | β No |
| Legal Basis Path | HTSUS:3802 β Section 301:25% β Section 122:10% β Base:4.8% |
π Warning:
- This code is for activated carbon or similar mineral products.
- If your "aromatic" agent is impregnated onto activated carbon, DO NOT use this code unless necessary, as the duty is 2.4x higher than the chemical codes.
π― 4. 3802.90.20.00 ββ Active Earth Preparation
| Item | Content |
|---|---|
| Base Tariff | 2.5% |
| Additional Tariff (Section 301) | +25.0% |
| Section 122 Tariff | +10% |
| Total Duty Rate | 37.5% |
| Tax Calculation | CIF Value Γ 37.5% |
| De Minimis Eligibility | β No |
| Legal Basis Path | HTSUS:3802 β Section 301:25% β Section 122:10% β Base:2.5% |
π Warning:
- This code applies if the antibacterial agent is mixed with diatomaceous earth or similar clay substances.
- High duty risk due to Section 301 penalties.
π οΈ IV. Customs Clearance Practical Advice (Avoid Pitfalls)
β 1. Preparation Checklist (Non-Negotiable)
| Document | Must Provide | Description |
|---|---|---|
| β Certificate of Analysis (COA) | βοΈ | Must specify Chemical Name, CAS Number, and Structural Formula to prove aromatic composition. |
| β Product Specification Sheet | βοΈ | Details form (liquid, solid, spray), concentration, and active ingredients. |
| β Label/Labeling Photo | βοΈ | Must clearly state "Antibacterial Agent," "Contains Aromatic Compounds," and usage instructions. |
| β Safety Data Sheet (SDS) | βοΈ | Section 3 (Composition) and Section 9 (Physical/Chemical Properties) are critical for customs verification. |
| β Commercial Invoice | βοΈ | Accurate description: "Antibacterial Agent, Aromatic Structure, For Industrial/Agricultural Use." |
| β Packing List | βοΈ | Net/Gross weight, number of packages, and dimensions. |
β 2. Declaration Strategy (Key Mantras)
π₯ βStructure Determines Code, Formulation Matters, Avoid 3802 Unless Necessary!β
| Scenario | Correct Declaration | Incorrect Action | Consequence |
|---|---|---|---|
| Pure Chemical Compound (e.g., a specific aromatic heterocycle) | 2934.99.18.00 or 2934.99.12.00 |
Declaring as 3802.90.50.00 |
Overpaying 23.3% duty! |
| Ready-to-Use Spray/Coil | 3808.59.10.00 |
Declaring as 2934 |
Customs may reclassify & penalize |
| Impregnated on Carbon/Clay | 3802.90.50.00 or 3802.90.20.00 |
Declaring as 2934 |
Misdeclaration, potential fine |
| General Disinfectant | 3808.59.10.00 |
Declaring as 3802 |
Unnecessary high duty |
β 3. Special Case Handling
| Situation | Handling Advice |
|---|---|
| OEM Custom Chemical | Provide the Clientβs Formula Sheet and CAS Number. Customs will verify if it fits 2934. |
| Mixed Formulation | If multiple active ingredients are present, determine the principal ingredient. If aromatic chemical is primary, aim for 2934. If itβs a carrier-based product, 3802 may be forced. |
| Biological Antibacterial | If the "aromatic" part is minor and the main component is biological, check if 3808 still applies. |
| Dual-Use Items | If used in both agriculture and industrial settings, declare the primary intended use. |
π V. Global Market Customs Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff Rate | Certification Requirement | Note |
|---|---|---|---|---|
| πΊπΈ USA | 2934.99.18.00 |
16.5% | EPA Registration (if pesticide) | Avoid 3802 codes for pure chemicals to save ~23%. |
| π¨π³ China | 2934.99.18.00 |
~6-10% | None | Low duty, no Section 301. |
| πͺπΊ EU | 2934.99 |
~6.5% | REACH Registration | No Section 301/122. |
| π¬π§ UK | 2934.99 |
~6.5% | UK REACH | Post-Brexit alignment with EU standards. |
| π―π΅ Japan | 2934.99 |
~6.5% | PMDA Approval (if pharma/agro) | Stable tariff environment. |
π Conclusion:
- The USA is the most complex market due to Section 301 and 122 tariffs.
- Correct classification is cost-saving: Choosing2934over3802saves ~23% in duties.
- Ensure your chemical structure is clearly defined in the COA to support the2934classification.
π VI. Common Errors & Pitfalls (Lessons Learned)
β Error 1: Declaring a pure aromatic chemical as 3802.90.50.00 (Activated Carbon)
π Consequence: Paying 39.8% instead of 16.5% β Wasted Cost!
β Error 2: Using 2934 for a ready-to-use spray without EPA registration
π Consequence: Customs detention, seizure, or penalty for missing regulatory permits.
β Error 3: Vague description: "Antibacterial Agent"
π Consequence: Customs cannot verify the aromatic structure β Audit & Delay.
β Error 4: Ignoring Section 122 Tariff
π Consequence: Underestimating total duty by 10% β Budget Mismatch.
β Correct Practice:
βAntibacterial Agent, Aromatic Heterocyclic Compound, CAS No. XXXXX-XX-X, For Agricultural Use, Liquid Formulationβ
π― VII. Conclusion: Precise Classification, Maximize Profit!
π― Remember the Mantra:
πΉ βChemical Structure = 2934 (16.5%)β
πΉ βFormulation/Spray = 3808 (16.5%)β
πΉ βCarbon/Clay Base = 3802 (37-40%)β
πΉ βWrong Code = Costly Mistake!β
π Tip:
If your product is a new chemical entity, apply for a Pre-Ruling (Advance Ruling) from US Customs and Border Protection (CBP) to lock in the 2934 classification.
Ensure your EPA (Environmental Protection Agency) registration is aligned with your declared HS Code.
π£ Immediate Action:
π Consult with a licensed customs broker + Provide CAS Number + Verify EPA Status
π Ensure smooth customs clearance, minimize tax liability, and maximize your margin!
β¨ Professional Customs Clearance Starts with Accurate Classification!
πΌ Every percentage point saved is pure profit!
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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) β Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) β More specific grouping within the chapter
- Subheading (6 digits) β Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) β 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 β The standard duty rate applied to WTO members
- General rate β Applied to countries without trade agreements
- Trade remedy duties β 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.