Carbon black stabilizer for tires
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3812399000 | 40.0% | CN | US | Official Doc |
| 3812396000 | 41.5% | CN | US | Official Doc |
| 2803000010 | 35.0% | CN | US | Official Doc |
| 2803000050 | 35.0% | CN | US | Official Doc |
| 4005100000 | 35.0% | CN | US | Official Doc |
| 4005990000 | 35.0% | CN | US | Official Doc |
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AI Analysis
π Carbon Black Stabilizer for Tires (Rubber Compounding Additives)
π HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Clearance Strategy for Rubber Industry
π Part 1: Product Definition & Classification: What Exactly Are We Importing?
"Carbon black stabilizer for tires" is not a single legal entity in customs terminology but rather a functional description of rubber compounding ingredients. In international trade, these are primarily classified into two distinct categories based on their chemical nature and primary function:
1. Carbon Black (The Reinforcing Agent)
Often mistakenly called a "stabilizer" by non-experts, Carbon Black is the primary reinforcing filler in tire rubber. It provides strength, abrasion resistance, and UV protection. While it has some stabilizing effect against UV degradation, its primary function is reinforcement.
2. Anti-Oxidizing/Compound Stabilizers (The True Stabilizers)
These are chemical preparations (usually based on aromatic or modified aromatic antioxidants) added to rubber to prevent aging, oxidation, and degradation during storage and use. They are distinct from the filler (Carbon Black).
β οΈ Critical Distinction:
- If the product is pure Carbon Black powder β It is classified under Chapter 28 as "Carbon (carbon blacks...)".
- If the product is a chemical mixture/paste designed to stabilize rubber (not primarily for reinforcement) β It is classified under Chapter 38 as "Prepared rubber accelerators... antioxidizing preparations...".
- If the product is Rubber already compounded with Carbon Black β It is classified under Chapter 40 as "Compounded rubber... compounded with carbon black or silica".
π¦ Part 2: HS Code Classification Details (2026 Latest Tariff Authority)
Based on the provided <DATA>, here is the precise mapping for items related to "Carbon Black Stabilizer for Tires":
| HS Code | Product Description | Application in Tires | Tax Rate (China Origin β US) |
|---|---|---|---|
2803.00.00.10 |
Carbon Black (Carbon black and other forms of carbon not elsewhere specified or included) | Primary reinforcing filler. Provides tensile strength and UV stability. | 25.0% (Base: 0% + Section 301: 25%) |
3812.39.60.00 |
Prepared Stabilizers: Containing any aromatic or modified aromatic antioxidant or other stabilizer | Anti-aging agent. Prevents rubber from cracking due to oxygen/ozone exposure. | 0.0% (Base: 0% + Section 301: 0%) |
3812.39.90.00 |
Prepared Stabilizers: Other (Not containing aromatic/modified aromatic stabilizer) | Non-aromatic stabilizers or accelerators. | 30.0% (Base: 5% + Section 301: 25%) |
4005.10.00.00 |
Compounded Rubber: Compounded with carbon black or silica | Pre-mixed rubber bakes or sheets ready for tire manufacturing. | 25.0% (Base: 0% + Section 301: 25%) |
4005.99.00.00 |
Compounded Rubber: Other (Unvulcanized) | Other pre-compounded rubber forms not specifically carbon-black based. | 25.0% (Base: 0% + Section 301: 25%) |
π Key Insight:
- The term "Stabilizer" in the query usually points to Chapter 38 (Chemical Preparations).
- However, if the "stabilizer" is actually Carbon Black (common in tire manufacturing contexts), it falls under Chapter 28.
- Crucial Tax Difference:2803.00.00.10(Carbon Black) has a 25% tariff, while3812.39.60.00(Aromatic Stabilizer) has a 0% tariff. Misclassification here leads to massive cost differences.
π° Part 3: 2026 Latest Tariff Rate Breakdown (Detailed Policy)
β Applicable Country: United States (US)
β Origin: China (CN)
β Effective Time: Post-2025 Trade Policies (Section 301)
π― 1. 2803.00.00.10 ββ Carbon Black (The "Filler/Stabilizer")
| Item | Detail |
|---|---|
| Basic Tariff | 0.0% |
| Section 301 Additional Tariff | +25.0% |
| Total Tax Rate | 25.0% |
| Tax Calculation | CIF Value Γ 25% |
| De Minimis Exemption | β Not Eligible (Denied under Section 301) |
| Legal Basis | USITC:2803.00.00.10 β USITC:2803.00.00 β Footnote: 9903.88.01 |
π Explanation:
- Carbon black is considered a raw material for manufacturing. Despite being a "stabilizer" against UV, it is chemically classified as Carbon.
- The 25% tariff is mandatory for Chinese-origin carbon black.
π― 2. 3812.39.60.00 ββ Aromatic Antioxidants/Stabilizers (The "True Stabilizer")
| Item | Detail |
|---|---|
| Basic Tariff | 0.0% |
| Section 301 Additional Tariff | 0.0% |
| Total Tax Rate | 0.0% |
| Tax Calculation | None |
| De Minimis Exemption | β Eligible (If < $800, though Section 301 usually applies to commercial imports) |
| Legal Basis | USITC:3812.39.60.00 β Special Program Indicator (SPI): 0 |
π Explanation:
- This is the most favorable HS code for chemical stabilizers.
- Why 0%? Because specific aromatic antioxidants are exempted or have zero base rate + zero additional tariff in this specific subheading.
- Warning: If the stabilizer is non-aromatic, it falls under3812.39.90.00with a 30% tax rate. You must know the chemical composition!
π― 3. 3812.39.90.00 ββ Non-Aromatic Stabilizers
| Item | Detail |
|---|---|
| Basic Tariff | 5.0% |
| Section 301 Additional Tariff | +25.0% |
| Total Tax Rate | 30.0% |
| Legal Basis | USITC:3812.39.90.00 |
π― 4. 4005.10.00.00 ββ Pre-Compounded Rubber with Carbon Black
| Item | Detail |
|---|---|
| Basic Tariff | 0.0% |
| Section 301 Additional Tariff | +25.0% |
| Total Tax Rate | 25.0% |
| Legal Basis | USITC:4005.10.00.00 |
π οΈ Part 4: Customs Clearance Practical Advice (Pitfall Avoidance Guide)
β 1. Documentation Checklist (Non-Negotiable)
| Document | Requirement | Notes |
|---|---|---|
| β MSDS (Material Safety Data Sheet) | βοΈ Mandatory | Must specify exact chemical composition (Aromatic vs. Non-aromatic). |
| β Product Specification Sheet | βοΈ Mandatory | Clearly state: "Carbon Black (ECP/FSD/ACF...)" OR "Antioxidant 6PPD/Quinoline". |
| β Commercial Invoice | βοΈ Mandatory | Description must match HS Code exactly. Do NOT use vague terms like "Stabilizer Mix". |
| β Certificate of Origin | βοΈ Required | To prove origin for Section 301 application. |
| β Formula/Composition Proof | βοΈ Critical | If claiming 0% for 3812.39.60.00, Customs may demand proof of aromatic content. |
β 2. Classification Strategy (Key Mnemonic)
π₯ "Know Your Chemistry: Black is Carbon (25%), Aromatic is Zero (0%), Other is 30%!"
| Scenario | Correct HS Code | Risk |
|---|---|---|
| You are importing Carbon Black Powder for tires | 2803.00.00.10 |
Low risk, but high tax (25%). |
| You are importing Antioxidant 6PPD (Aromatic) | 3812.39.60.00 |
Zero Tax! Must prove aromatic nature. |
| You are importing Non-Aromatic Stabilizer | 3812.39.90.00 |
High Tax (30%). |
| You are importing Pre-mixed Rubber with Carbon Black | 4005.10.00.00 |
High Tax (25%). |
β οΈ Common Mistake:
Declaring "Carbon Black" as "Stabilizer" under3812.39.60.00to avoid the 25% tariff.
Consequence: Customs will reject this, assess a 25% duty + penalties + back taxes. Do not mix Chapter 28 (Carbon) with Chapter 38 (Chemicals).
β 3. Special Cases
| Case | Handling Advice |
|---|---|
| Blend of Carbon Black + Stabilizer | Usually classified as Rubber Compounds (4005.10.00.00) if rubber base is present, or separate lines if pure additives. If it's a physical mix of black + chemical, consult a broker. Often treated as 4005 if rubbery. |
| Nano-Carbon Black | Still 2803.00.00.10. The physical form (nano) does not change the chemical classification. |
| Aromatic vs. Non-Aromatic Stabilizers | This is the biggest tax trap. If your stabilizer contains phenolic or amine-based aromatic antioxidants, it is 3812.39.60.00 (0%). If it is phosphite or thioester (non-aromatic), it is 3812.39.90.00 (30%). Get a lab test if unsure. |
π Part 5: Global Market Comparison (2026)
| Country/Region | Recommended HS Code | Tariff (China Origin) | Notes |
|---|---|---|---|
| πΊπΈ USA | 3812.39.60.00 |
0% | Best for Aromatic Stabilizers. |
| πΊπΈ USA | 2803.00.00.10 |
25% | Standard for Carbon Black. |
| π¨π³ China | 2803.00.00.10 |
~0-5% | Import duty low, VAT applies. |
| πͺπΊ EU | 2803.00.00 |
0% | Carbon Black often duty-free in EU. |
| πͺπΊ EU | 3812.39 |
0% | Stabilizers often duty-free in EU. |
π Conclusion:
- USA is the most expensive market due to Section 301 tariffs.
- EU and China are more favorable for these raw materials.
- If you are shipping from China to the US, optimize your HS Code by ensuring stabilizers are classified under3812.39.60.00(if aromatic) to save 30%.
π Part 6: Common Errors & Pitfalls (Lessons Learned)
β Error 1: Calling Carbon Black "Stabilizer" to get 0% tariff
π Result: Customs reclassifies to 2803.00.00.10, charges 25% + penalties.
β
Fix: Be honest. Declare "Carbon Black" for 2803.00.00.10.
β Error 2: Confusing Aromatic and Non-Aromatic Stabilizers
π Result: Declaring non-aromatic (3812.39.90.00) as aromatic (3812.39.60.00) to save tax.
β
Fix: Provide MSDS showing chemical structure. If in doubt, pay the 30% to avoid audit.
β Error 3: Pre-mixed rubber declared as separate chemicals
π Result: If rubber is already compounded with carbon black, it must be 4005.10.00.00. Splitting it is fraud.
β
Fix: Import as "Pre-compounded Rubber" if already mixed.
π― Part 7: Conclusion: Precision Saves Money!
π― Remember the Mantra:
πΉ "Carbon Black = 25% (Chapter 28)"
πΉ "Aromatic Stabilizer = 0% (Chapter 38, .60)"
πΉ "Non-Aromatic Stabilizer = 30% (Chapter 38, .90)"
π Pro Tip:
Before shipping, request the chemical composition analysis from your supplier. If the stabilizer is aromatic, insist on the correct HS Code 3812.39.60.00 to enjoy 0% duty. This simple step can save you 30% on the CIF value.
π£ Immediate Action:
π Contact your customs broker with the MSDS.
π Ask: "Is this stabilizer aromatic? Can we classify under 3812.39.60.00?"
π° Maximize your margin by minimizing duty!
β¨ Professional clearance starts with accurate chemical classification!
πΌ Don't let tariff confusion eat your tire manufacturing profits!
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.