Modified Aromatic Bactericide Slow Release Agent
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3824992900 | 41.5% | CN | US | Official Doc |
| 3808990800 | 41.5% | CN | US | Official Doc |
| 3824401000 | 41.5% | CN | US | Official Doc |
| 3808591000 | 16.5% | CN | US | Official Doc |
| 3307490000 | 41.0% | CN | US | Official Doc |
AI Analysis
π§ͺ Modified Aromatic Bactericide Slow Release Agent
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional-Level Strategy for Chemical Products
π I. Product Definition & Classification: Do You Truly Understand "Modified Aromatic Bactericide Slow Release Agent"?
This product is a specialized chemical formulation designed to inhibit bacterial growth through sustained release mechanisms. In international trade, its classification hinges on two key attributes: 1. Material Composition: Contains "Modified Aromatic" structures (indicating aromatic chemical compounds). 2. Function/Form: Acts as a "Bactericide" (pesticide/biocide) and is in a "Slow Release Agent" form (indicating a specific delivery mechanism/preparation).
β οΈ Critical Distinction:
- If classified under 3808 (Insecticides, Rodenticides, Fungicides, etc.): It is treated as a biocidal product. - If classified under 3824 (Prepared Binders for Foundry Molds, Chemical Products Not Elsewhere Specified): It is treated as a generic chemical preparation/adhesive/additive.
π¦ II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
Based on the provided data, here are the 5 most relevant HS Codes, ranked by logical fit and tax implication.
| HS Code | Product Description & Logic | Applicability | Tax Rate (Total) |
|---|---|---|---|
3808.59.10.00 |
Insecticides, Rodenticides, Fungicides, Herbicides, Anti-Sprouting Products and Plant-Growth Regulators, Disinfectants and Similar Products; Pesticide or Herbicide Containers and Packaging Logic: The term "Bactericide" directly falls under disinfectants/pesticides. "Slow Release Agent" is considered a formulation/preparation. This is the most direct functional match for a biocidal agent. |
β
Best Functional Fit Explicitly covers bactericides/disinfectants. |
16.5% |
3808.99.08.00 |
Other Products of Chapter 38 (Specifically designated sub-head for certain chemical preparations) Logic: The summary explicitly notes the match with "Modified Aromatic" material characteristics and "Bactericide" use. It fits the "Chemical Products" logic but is less specific than 3808.59.10. |
β
High Confidence Matches material + use criteria. |
41.5% |
3824.40.10.00 |
Other Prepared Binders for Foundry Molds or Cores; Chemical Products & Preparations Not Elsewhere Specified Logic: Classified as a "functional additive" due to the "Modified Aromatic" chemical structure. The "Slow Release" aspect is viewed as a chemical delivery property rather than a pure pesticide form. |
β οΈ Alternative Fit Treated as a chemical additive/preparation. |
41.5% |
3824.99.29.00 |
Other Chemical Products & Preparations (Not Elsewhere Specified) Logic: General catch-all for chemical preparations. The "Modified Aromatic" keyword triggers the material match, and "Bactericide Slow Release" defines the usage. Less specific than 3808 or 3824.40. |
β οΈ Fallback Option Generic chemical preparation. |
41.5% |
3307.49.00.00 |
Other Perfuming or Deodorizing Preparations and Preparations Based Thereon Logic: Only applicable if the product has strong fragrance properties. The summary suggests that "Aromatic" might be misinterpreted as "Fragrant/Deodorizing" if the "Bactericide" function is secondary or if the product is marketed as an air freshener with antibacterial properties. |
β High Risk of Misclassification Only if marketed as deodorizer/fragrance. |
41.0% |
π Key Insight:
-3808.59.10.00offers the lowest tax rate (16.5%) and is the most legally accurate for a "Bactericide."
- Codes3808.99.08.00,3824.40.10.00, and3824.99.29.00carry a higher tax rate (41.5%) but are valid if the product is defined more as a chemical additive than a pure disinfectant.
-3307.49.00.00is dangerous if the product is primarily a bactericide, as it is meant for perfumes/deodorizers. Misclassification here can lead to penalties.
π° III. 2026 Latest Tariff Rate Breakdown (Including Surcharges & Policy Add-ons)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Date: From November 10, 2025 (and subsequent imports)
π― 1. 3808.59.10.00 ββ Best Fit: Bactericide/Disinfectant Preparation
| Item | Content |
|---|---|
| Base Tariff | 6.5% (Ad Valorem) |
| Section 301 Surcharge | +25.0% (From USITC Footnote regarding Chinese products) |
| IEEPA Surcharge | +10.0% (Under International Emergency Economic Powers Act, targeting China/HK) |
| Total Tariff Rate | 41.5% β Wait, let's re-read the data carefully. Correction based on Data Provided: The data explicitly states for 3808.59.10.00:- Base: 6.5% - Surcharge: 0.0% - 122 Clause: 10% - Total: 16.5% Why is the Section 301 (25%) not applied here? Some sub-heads under 3808 may have different trade remedy statuses. The data provided explicitly lists tax_detail for 3808.59.10.00 as Base 6.5%, Surcharge 0.0%, 122 Clause 10%, totaling 16.5%. This is a critical advantage. |
| Tax Calculation | CIF Value Γ 16.5% |
| De Minimis Eligibility | β No (Deny De Minimis for chemical/biocide imports from China typically) |
| Legal Basis Path | IEEPA:9903.01.25 (10% clause) + USITC:3808.59.10.00 |
π Explanation:
- This code benefits from 0% Section 301 surcharge according to the provided data, making it significantly cheaper than other chemical codes.
- The 10% IEEPA surcharge still applies.
- Total: 16.5% is the optimal outcome.
π― 2. 3808.99.08.00, 3824.40.10.00, 3824.99.29.00 ββ Alternative Fits
| Item | Content |
|---|---|
| Base Tariff | 6.5% |
| Section 301 Surcharge | +25.0% |
| 122 Clause Surcharge | +10.0% |
| Total Tariff Rate | 41.5% |
| Tax Calculation | CIF Value Γ 41.5% |
| De Minimis Eligibility | β No |
| Legal Basis Path | IEEPA:9903.01.25 + USITC:38xx.xxxx.xxxx + FOOTNOTE:301 |
π Note:
- These codes attract the full 25% Section 301 surcharge.
- If the customs authority interprets "Modified Aromatic" as a non-biocide chemical additive, this higher rate will apply.
- Risk: Higher cost, but potentially safer if the "Bactericide" claim is weak or if the product is sold as an industrial chemical additive.
π― 3. 3307.49.00.00 ββ Risky Fit: Deodorizer/Perfume
| Item | Content |
|---|---|
| Base Tariff | 6.0% |
| Section 301 Surcharge | +25.0% |
| 122 Clause Surcharge | +10.0% |
| Total Tariff Rate | 41.0% |
| Tax Calculation | CIF Value Γ 41.0% |
| De Minimis Eligibility | β No |
π Warning:
- Even with a slightly lower base rate (6.0% vs 6.5%), the high surcharges make it nearly identical to the 41.5% codes.
- Major Risk: If the product is labeled "Bactericide" but declared under 3307, it will be flagged for false declaration. Penalties can include seizure and fines.
π οΈ IV. Customs Clearance Practical Advice (Battle-Tested Pitfall Avoidance Guide)
β 1. Document Checklist (Absolutely Essential)
| Document | Required | Notes |
|---|---|---|
| β Product Specification Sheet | βοΈ | Must detail the chemical composition, emphasizing "Modified Aromatic" compounds. |
| β Safety Data Sheet (SDS) | βοΈ | Critical. Must classify the product as a Disinfectant/Bactericide (Section 3) if aiming for 3808.59.10.00. |
| β Product Photos (Packaging & Label) | βοΈ | Ensure the label clearly states "Bactericide" or "Disinfectant" to support HS 3808. Avoid words like "Perfume" or "Air Freshener" unless intentionally using HS 3307. |
| β Statement of Origin | βοΈ | For China origin, subject to surcharges. |
| β Commercial Invoice | βοΈ | Description must match HS Code logic: "Bactericide Preparation, Modified Aromatic Base, Slow Release Form" for 3808. |
| β Third-Test Reports | βοΈ | EPA registration (if sold in US) or equivalent efficacy tests proving bactericidal properties. |
β 2. Declaration Strategy (Key Mantras)
π₯ "Function First, Material Second. Don't confuse 'Aromatic' with 'Fragrance'!"
| Scenario | Correct Declaration | Wrong Action |
|---|---|---|
| Product is primarily a disinfectant | 3808.59.10.00Desc: "Bactericide, Modified Aromatic, Slow Release" |
Declare as "Chemical Additive" β Risk of 41.5% tax |
| Product is an industrial chemical additive | 3824.40.10.00 or 3824.99.29.00Desc: "Chemical Preparation, Modified Aromatic, Anti-bacterial Agent" |
Declare as "Bactericide" β May trigger stricter regulatory checks |
| Product is an air freshener with antibacterial claims | 3307.49.00.00Desc: "Deodorizing/Perfuming Preparation with Antimicrobial Properties" |
Declare as "Bactericide" β Misclassification risk |
| Split Declaration | β Never Split Declare as one unified product |
Split into "Aromatic Compound" + "Slow Release Agent" β 89.5%+ tax on each part! |
β 3. Special Handling Cases
| Situation | Recommendation |
|---|---|
| EPA Registration | If importing into the US as a bactericide, EPA registration is mandatory. Failure to provide EPA registration number for HS 3808 will lead to refusal of entry. |
| "Modified Aromatic" Ambiguity | If the "Aromatic" part refers to chemical structure (benzene rings, etc.), emphasize chemical composition in the SDS. If it refers to smell, avoid HS 3307 if it's a disinfectant. |
| Slow Release Mechanism | Provide technical data on the release mechanism (e.g., encapsulation, polymer matrix). This supports the "Preparation" nature under Chapter 38. |
| Origin Labeling | Ensure "Made in China" is clearly visible. This triggers the 10% IEEPA and potentially 25% Section 301 (depending on HS Code). |
π V. Global Market Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff (China Origin) | Certification Required | Notes |
|---|---|---|---|---|
| πΊπΈ USA | 3808.59.10.00 |
16.5% (Optimal) | EPA Registration + SDS | Best for bactericides. Avoid 3307 if not perfume. |
| πΊπΈ USA | 3824.40.10.00 |
41.5% (High) | SDS + Chemical Inventory | If EPA registration fails or product is non-biocide. |
| π¨π³ China | 3808.59.10.00 |
6.5% + VAT | Domestic Registration | No Section 301/IEEPA surcharges. |
| πͺπΊ EU | 3808.90 |
6.5% + VAT | Biocidal Products Regulation (BPR) | High regulatory bar for bactericides. |
| π¬π§ UK | 3808.90 |
6.5% + VAT | Biocidal Products Regulation | Post-Brexit rules apply. |
π Conclusion:
- The US market is highly sensitive to both tariffs and regulatory compliance (EPA).
- HS 3808.59.10.00 is the strategic choice if the product is a registered bactericide, due to the 16.5% total tax rate vs. 41.5% for others.
- HS 3307 is a trap if the product is not primarily a perfume/deodorizer.
π VI. Common Errors & Pitfall Guide (Lessons from Blood and Tears)
β Error 1: Calling a Bactericide a "Perfume" to avoid HS 3808 restrictions
π Consequence: Customs audits will find EPA records or test reports proving it's a bactericide. Fines + Back Taxes + Seizure.
β Error 2: Declaring as "Chemical Raw Material" when it's a "Preparation"
π Consequence: Wrong HS Code (e.g., 3824 instead of 3808). Risk of 41.5% tax if Section 301 applies.
β Error 3: Ignoring the "Slow Release" aspect in documentation
π Consequence: Customs may view it as a generic chemical, leading to queries and delays. Provide formulation details.
β Error 4: Missing EPA Registration Number on Invoice/Label
π Consequence: Entry Refused. The product cannot clear customs without EPA approval for bactericides.
β Correct Approach:
"Bactericide Preparation, Modified Aromatic Base, Slow-Release Formulation, EPA Reg. No. [XXXXXXXX], Model XYZ, Non-Perfumed"
π― VII. Conclusion: Precise Classification Saves Money!
π― Remember the Mantra:
πΉ "Bactericide = 3808, Fragrance = 3307. Don't Mix Them!"
πΉ "3808.59.10.00 is the Golden Ticket: 16.5% Tax. 3824/3808.99 is the Trap: 41.5% Tax."
πΉ "EPA Registration is Non-Negotiable for Bactericides in the US."
π Pro Tip:
If your product is modified aromatic but not registered as a pesticide/bactericide in the US, consider declaring it under 3824.40.10.00 or 3824.99.29.00 as a "Chemical Preparation" to avoid EPA hurdles, but accept the 41.5% tax.
Always consult a customs broker for a Pre-Ruling if the product's primary function is ambiguous.
π£ Immediate Action:
π Contact a US Customs Broker + Provide EPA Registration + Apply for HS Code Pre-Ruling
π Ensure Smooth Clearance, Minimize Tariffs, Maximize Profit!
β¨ Professional Customs Clearance Starts with Accurate Classification!
πΌ Every Penny of Cost Should Be Precisely Calculated!
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) 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.