Plastic Masterbatch with Antioxidant
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3824997000 | 35.0% | CN | US | Official Doc |
| 3824995500 | 38.7% | CN | US | Official Doc |
| 2907299000 | 40.5% | CN | US | Official Doc |
| 3812396000 | 41.5% | CN | US | Official Doc |
| 3812310000 | 41.5% | CN | US | Official Doc |
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AI Analysis
π§ͺ Plastic Masterbatch with Antioxidant (ι»ηζζ°§ζ―η² / ζζ°§εζ―η²)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy
π I. Product Definition & Classification: What Exactly Is "Plastic Masterbatch with Antioxidant"?
Plastic Masterbatch with Antioxidant is a composite additive used in polymer processing. It typically consists of: * Carrier Resin (Primary Form): The base polymer (e.g., PE, PP) that carries the additives. * Active Ingredients: Antioxidants (e.g., phenolic derivatives) and flame retardants.
In international trade, its classification depends on whether it is viewed as: 1. A "Chemical Preparation/Compound" (if the antioxidant is the primary functional component): Falls under Chapter 38. 2. A "Basic Form" of a Chemical (if the antioxidant itself is the primary good): Falls under Chapter 29.
β οΈ Key Distinction Point:
- If it is a mixture/formulation (masterbatch) primarily for processing aid or additive delivery β HS 38xx.
- If it is pure antioxidant granules (not mixed with carrier resin in a masterbatch ratio) β HS 29xx.
- Risk: Misclassifying a mixture as a pure chemical (or vice versa) can lead to significant tax differences (0% vs. 5.5% base duty + similar surcharges).
π¦ II. HS Code Classification Details (2026 Latest Tariff Authority Match)
Based on the provided data, here are the five potential HS Codes with their corresponding tax structures. All codes assume import into the US from China (given the 25% Section 301 and 10% IEEPA surcharges).
| HS Code | Product Description (Summary from Data) | Tax Profile | Key Classification Logic |
|---|---|---|---|
3824.99.70.00 |
Flame-Retardant Antioxidant Masterbatch Viewed as a plastic processing auxiliary/chemical preparation. Primary form. No material conflict. |
35.0% (Base 0% + 30% Surcharges) |
Best fit for masterbatch formulations where the product is a "chemical preparation" for plastics. |
3824.99.55.00 |
Polymer Additive Masterbatch Viewed as other halogenated hydrocarbon mixtures/chemical preparations. Primary form. |
38.7% (Base 3.7% + 35% Surcharges) |
Fits if classified as a generic "chemical product/preparation" containing polymer additives. |
2907.29.90.00 |
Antioxidant (Phenolic Derivatives) Granular form. Classified as a specific organic chemical (phenol derivative) in basic form. |
40.5% (Base 5.5% + 35% Surcharges) |
Best fit if the product is pure antioxidant (e.g., Irganox type) granules, not a carrier-based masterbatch. |
3812.39.60.00 |
Antioxidant Preparation (General) Granular form. Used as antioxidant. Organic chemical synthesis. "Other" category. |
41.5% (Base 6.5% + 35% Surcharges) |
Generic "other" chemical preparation for oxidation inhibition. |
3812.31.00.00 |
Antioxidant Preparation (Specific) Matches use definition. Granular/primary form. Reasonable inference. |
41.5% (Base 6.5% + 35% Surcharges) |
Specific subset of antioxidant preparations under Chapter 38. |
π Critical Insight:
-3824.99.70.00(35.0%) is likely the most cost-effective and accurate classification for a masterbatch (a mixture/preparation), as it has 0% base duty.
-2907.29.90.00(40.5%) carries a 5.5% base duty, making it more expensive, but may be required if the product is chemically pure antioxidant without a significant polymer carrier.
- Surcharge Consistency: All codes include 25% (Section 301) and 10% (IEEPA) surcharges for Chinese origin goods.
π° III. 2026 Latest Tariff Rate Breakdown (Including Surcharges)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Date: Post-November 10, 2025 (Current Policy)
π― 1. 3824.99.70.00 β Flame-Retardant Antioxidant Masterbatch (Recommended for Masterbatches)
| Item | Content |
|---|---|
| Base Tariff | 0.0% (ad valorem) |
| Section 301 Tariff | +25.0% (USITC Footnote 9903.01.25) |
| IEEPA Tariff | +10.0% (China-specific additional duty) |
| Total Effective Rate | 35.0% |
| Tax Calculation | CIF Value Γ 35% |
| De Minimis Exemption | β Not Eligible (Deny de_minimis for Chinese goods under current rules) |
| Legal Basis Path | HTSUS:3824.99.70.00 β USITC:9903.01.25 β IEEPA:9903.01.24 |
π Explanation:
- This code falls under "Chemical Products and Preparations, Not Elsewhere Specified or Included."
- The 0% base duty makes it significantly cheaper than other options, provided the product is correctly described as a masterbatch/preparation rather than a pure chemical.
π― 2. 3824.99.55.00 β Other Chemical Preparations
| Item | Content |
|---|---|
| Base Tariff | 3.7% |
| Section 301 Tariff | +25.0% |
| IEEPA Tariff | +10.0% |
| Total Effective Rate | 38.7% |
| Tax Calculation | CIF Value Γ 38.7% |
| De Minimis Exemption | β Not Eligible |
π― 3. 2907.29.90.00 β Phenolic Alcohols (Pure Antioxidants)
| Item | Content |
|---|---|
| Base Tariff | 5.5% |
| Section 301 Tariff | +25.0% |
| IEEPA Tariff | +10.0% |
| Total Effective Rate | 40.5% |
| Tax Calculation | CIF Value Γ 40.5% |
| De Minimis Exemption | β Not Eligible |
π Note:
- If Customs determines the product is not a masterbatch but a pure organic chemical (e.g., TBC, BHT, Irganox 1010 granules), this code may apply.
- The 5.5% base duty is non-negotiable here, increasing total cost.
π οΈ IV. Customs Clearance Practical Advice (Avoiding Pitfalls)
β 1. Documentation Checklist (Non-Negotiable)
| Document | Must Provide | Purpose |
|---|---|---|
| β Technical Data Sheet (TDS) | βοΈ | Must explicitly state: "Masterbatch," "Carrier Resin Type," "Antioxidant Content %," "Flame Retardant Type." |
| β Formula/Composition Breakdown | βοΈ | Critical for distinguishing between HS 38 (mixture) and HS 29 (pure chemical). |
| β Product Photos | βοΈ | Show granular form, packaging, and labeling. |
| β Commercial Invoice | βοΈ | Description must match HS Code logic (e.g., "Antioxidant Masterbatch" vs. "Pure Antioxidant"). |
| β Certificate of Origin (CO) | βοΈ | Required to verify Chinese origin for surcharge calculation. |
| β Safety Data Sheet (SDS) | βοΈ | Confirms chemical nature and handling requirements. |
β 2. Declaration Strategy (Key Tips)
π₯ βMasterbatch = Chemical Preparation (Ch 38); Pure Granules = Organic Chemical (Ch 29)β
| Scenario | Recommended HS Code | Declaration Strategy | Risk if Misclassified |
|---|---|---|---|
| Masterbatch (Resin + Antioxidant mixed) | 3824.99.70.00 |
Declare as "Plastic Processing Masterbatch containing Antioxidant and Flame Retardant." | Low risk if TDS confirms mixture. |
| Pure Antioxidant Granules (No resin carrier) | 2907.29.90.00 |
Declare as "Phenolic Antioxidant, Granular Form, Organic Chemical." | High risk if shipped as masterbatch; will be re-classified and taxed higher. |
| Generic Additive Mixture | 3824.99.55.00 |
Declare as "Chemical Preparation for Polymers." | Medium risk; may be questioned if not clearly "other." |
| Specific Antioxidant Prep | 3812.31.00.00 |
Declare as "Antioxidant Preparation for Plastics." | Higher base duty; use only if 3824 is rejected. |
β 3. Special Handling
| Situation | Recommendation |
|---|---|
| OEM Custom Masterbatch | Provide end-product application (e.g., "for PP pipes") to support "chemical preparation" classification. |
| Mixed Shipments | Do not mix pure antioxidants with masterbatches in one HS Code declaration. Split invoices if necessary. |
| High Antioxidant Concentration | Even if antioxidant content >50%, if it is embedded in a resin carrier, HS 38 is still preferred for masterbatches. |
| Flame Retardant Component | Explicitly mention "flame-retardant" in the description to support 3824.99.70.00. |
π V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Total Tax Rate (China Origin) | Notes |
|---|---|---|---|
| πΊπΈ USA | 3824.99.70.00 |
35.0% | Includes 25% Section 301 + 10% IEEPA. |
| π¨π³ China | 3824.99.70.00 |
~7-9% | Import duty into China is lower; no US surcharges. |
| πͺπΊ EU | 3824.99.70.00 |
~4.5% | No US-style surcharges. CE/RoHS compliance required. |
| π¬π§ UK | 3824.99.70.00 |
~4.5% | Post-Brexit tariffs similar to EU. |
| π―π΅ Japan | 3824.99.70.00 |
~4.0% | Free Trade Agreement (JTEPA) may offer reductions for specific chemicals. |
π Conclusion:
- The USA remains the highest-cost market due to layered surcharges.
- For US imports,3824.99.70.00is the optimal choice for masterbatches to minimize base duty.
- Ensure your TDS clearly states the product is a "masterbatch" or "preparation" to justify Chapter 38 classification.
π VI. Common Errors & Pitfalls (Lessons Learned)
β Error 1: Declaring a Masterbatch as a Pure Chemical (HS 29)
π Consequence: Customs may reclassify to HS 38 if they detect resin carrier, but if they accept HS 29, you pay 5.5% base duty instead of 0%. Overpayment risk.
β Error 2: Declaring Pure Antioxidant as Masterbatch (HS 38)
π Consequence: Customs may demand proof of resin carrier. If none is found, they will reclassify to HS 29, potentially adding penalties for misdeclaration.
β Error 3: Omitting "Flame Retardant" in Description
π Consequence: May lose justification for 3824.99.70.00 (which is often linked to specific plastic additives). Use generic 3824.99.55.00 instead, which has a 3.7% base duty.
β Error 4: Ignoring IEEPA 10% Surcharge
π Consequence: Many importers forget the 10% IEEPA duty added in late 2025. This applies to all Chinese-origin chemical products, regardless of HS Code.
β Correct Practice:
"Plastic Masterbatch, PP-based, containing Antioxidant (10%) and Flame Retardant (5%), Granular Form, for Injection Molding. HS 3824.99.70.00."
π― VII. Conclusion: Precision Classification Saves Money!
π― Key Takeaway:
πΉ Masterbatch = HS 3824.99.70.00 (35% Total)
πΉ Pure Antioxidant = HS 2907.29.90.00 (40.5% Total)
πΉ Always pay the 35% surcharge (25% + 10%) for Chinese origin!π Pro Tip:
If your product is a mixture, insist on Chapter 38. It is cheaper.
If your product is a pure chemical, accept Chapter 29. It is more accurate and avoids penalties.
π£ Immediate Action:
π Consult a Customs Broker + Provide TDS & Formula + Apply for Advance Ruling if unsure.
π Optimize your supply chain to handle 35%+ duty costs for US imports.
β¨ Professional Clearance Starts with Accurate Classification!
πΌ Every percentage point counts in international trade!
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.