industrial catalyst component
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 7112990100 | 35.0% | CN | US | Official Doc |
| 7112300100 | 35.0% | CN | US | Official Doc |
| 3815110000 | 35.0% | CN | US | Official Doc |
| 3815120000 | 0.0% | CN | US | Official Doc |
| 8421320000 | 35.0% | CN | US | Official Doc |
| 8421390140 | 35.0% | CN | US | Official Doc |
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⚙️ Industrial Catalyst Component
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Compliance Strategy
📌 I. Product Definition & Classification: What is an "Industrial Catalyst Component"?
"Industrial Catalyst Component" is a broad trade term that generally refers to specialized chemical or metallurgical materials used to accelerate or direct chemical reactions in industrial processes. In international trade, the classification depends strictly on the chemical composition, state (solid/liquid), and function.
Based on the provided <DATA>, this term typically encompasses two distinct categories:
1. Used/Spent Catalysts & Precious Metal Scrap: Materials containing precious metals (gold, silver, platinum, etc.) intended for recovery.
2. Active Catalytic Preparations: New or supported catalysts (e.g., Nickel-based or Precious Metal-based) used in industrial machinery.
⚠️ Key Distinction Point:
- If the material is waste, scrap, or ash containing precious metals for recovery →归入 Chapter 71 (7112).
- If the material is a functional catalyst preparation (e.g., supported on a substrate) → 归入 Chapter 38 (3815).
- If the material is a filter/catalytic converter assembly for vehicles → 归入 Chapter 84 (8421).
📦 II. HS Code Classification Details (2026 Latest Tariff Authority Mapping)
| HS Code | Product Description | Application Scenario | Tax Status (China to US) |
|---|---|---|---|
7112.99.01.00 |
Waste and scrap of precious metal; other waste/scrap containing precious metal, Other | Spent catalysts, metallic residue, non-ash precious metal scrap for smelting/recovery | ✅ 25.0% Total (Base 0% + Add. 25%) |
7112.30.01.00 |
Waste and scrap of precious metal; Ash containing precious metal or compounds | Ash from incineration of catalysts or industrial processes rich in precious metals | ✅ 25.0% Total (Base 0% + Add. 25%) |
3815.11.00.00 |
Reaction initiators, accelerators, and catalytic preparations: Supported catalysts with Nickel as active substance | Industrial chemical synthesis catalysts, hydrogenation catalysts (Nickel-based) | ✅ 25.0% Total (Base 0% + Add. 25%) |
3815.12.00.00 |
Reaction initiators, accelerators, and catalytic preparations: Supported catalysts with Precious Metal as active substance | High-value catalytic converters, fine chemical catalysts (Platinum/Palladium/Rhodium based) | ❌ Error (Tax Info Failed to Retrieve) |
8421.32.00.00 |
Filtering/purifying machinery for gases: Catalytic converters or particulate filters for internal combustion engines | Exhaust gas purification units for vehicles or industrial engines (complete unit) | ✅ 25.0% Total (Base 0% + Add. 25%) |
8421.39.01.40 |
Filtering/purifying machinery for gases: Other Other: Gas separation equipment | Industrial gas separation units (may contain catalytic components but primarily separation function) | ✅ 25.0% Total (Base 0% + Add. 25%) |
🔍 Key Reminder:
- "Catalyst Component" vs. "Catalytic Converter": A raw catalyst powder or supported pellet is HS 3815. A complete vehicle exhaust filter assembly is HS 8421. Misclassification leads to significant compliance risks. - Precious Metal Content: If the primary value is the metal content for recovery, use Chapter 71. If it is a functional chemical agent, use Chapter 38.
💰 III. 2026 Latest Tariff Rate Breakdown (Including Additional Taxes)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Date: From November 10, 2025 (for subsequent imports)
🎯 1. 7112.99.01.00 & 7112.30.01.00 —— Precious Metal Waste/Scrap & Ash
| Item | Content |
|---|---|
| Base Rate | 0% (ad valorem) |
| Additional Tax (Section 301) | +25% |
| Total Tax Rate | 25.0% |
| Tax Calculation | CIF Value × 25% |
| De Minimis Exemption | ❌ Not Applicable |
| Legal Basis | USITC:7112.99.01.00 / USITC:7112.30.01.00 → FOOTNOTE:9903.88.01 (Section 301) |
📌 Explanation:
- Although the base tariff for precious metal scrap is 0%, the 25% Section 301 additional duty applies fully. - This is common for high-value scrap exports from China. The cost is purely the additional duty.
🎯 2. 3815.11.00.00 —— Nickel-Based Supported Catalysts
| Item | Content |
|---|---|
| Base Rate | 0% (ad valorem) |
| Additional Tax (Section 301) | +25% |
| Total Tax Rate | 25.0% |
| Tax Calculation | CIF Value × 25% |
| De Minimis Exemption | ❌ Not Applicable |
| Legal Basis | USITC:3815.11.00.00 → FOOTNOTE:9903.88.01 (Section 301) |
📌 Explanation:
- Nickel-based industrial catalysts are critical in chemical manufacturing (e.g., petrochemicals, plastics). - They are subject to the standard 25% additional duty for Chinese goods.
🎯 3. 3815.12.00.00 —— Precious Metal-Based Supported Catalysts
| Item | Content |
|---|---|
| Base Rate | 0% (ad valorem) |
| Additional Tax | ❌ Error (Data Unavailable) |
| Total Tax Rate | Unknown/Error |
| Action Required | Must Verify |
📌 Critical Warning:
- The provided data indicates a failure to retrieve tax information for this HS Code. - Risk: This often indicates that the item is subject to complex regulatory scrutiny (e.g., dual-use items, strategic materials) or specific Section 301 exclusions that may have expired. - Recommendation: Do NOT rely on an estimated rate. Apply for an Advance Ruling from US CBP immediately. Misclassification of precious metal catalysts can lead to high penalties due to valuation issues (precious metals have volatile market prices).
🎯 4. 8421.32.00.00 —— Catalytic Converters/Particulate Filters
| Item | Content |
|---|---|
| Base Rate | 0% (ad valorem) |
| Additional Tax (Section 301) | +25% |
| Total Tax Rate | 25.0% |
| Tax Calculation | CIF Value × 25% |
| De Minimis Exemption | ❌ Not Applicable |
| Legal Basis | USITC:8421.32.00.00 → FOOTNOTE:9903.88.01 |
📌 Explanation:
- These are considered "machinery parts" or "gaseous filtering apparatus." - The 25% additional duty applies. Ensure the product is declared as a "complete catalytic converter" and not just "catalyst substrate" to avoid misclassification.
🎯 5. 8421.39.01.40 —— Gas Separation Equipment
| Item | Content |
|---|---|
| Base Rate | 0% (ad valorem) |
| Additional Tax (Section 301) | +25% |
| Total Tax Rate | 25.0% |
| Tax Calculation | CIF Value × 25% |
| De Minimis Exemption | ❌ Not Applicable |
| Legal Basis | USITC:8421.39.01.40 → FOOTNOTE:9903.88.01 |
📌 Explanation:
- If your "catalyst component" is part of a larger gas separation system, it might be classified here. - Ensure the equipment is not simply a "catalyst bed" but a functional separation unit.
🛠️ IV. Customs Clearance Practical Advice (Risk Mitigation Guide)
✅ 1. Documentation Checklist (Mandatory)
| Document | Required | Notes |
|---|---|---|
| ✅ Technical Data Sheet | ✔️ | Must specify chemical composition (e.g., % Ni, % Pt), support material, and function. |
| ✅ Certificate of Analysis (COA) | ✔️ | For precious metal content, a certified assay report is crucial for valuation in Chapter 71. |
| ✅ Composition Statement | ✔️ | Explicitly state if it is "Waste/Scrap" (Ch 71) or "New Catalyst" (Ch 38). |
| ✅ Commercial Invoice | ✔️ | Must clearly describe the product. Avoid vague terms like "Industrial Parts." Use specific HS-aligned descriptions. |
| ✅ Origin Certificate | ✔️ | If not China-origin, claim preferential tariffs where applicable. |
| ✅ Safety Data Sheet (SDS) | ✔️ | For chemicals/catalysts, SDS is often required for customs and safety inspections. |
✅ 2. Classification Tips (Key Mantra)
🔥 "Scrap for Metal is Ch 71, New Catalyst is Ch 38, Car Part is Ch 84."
| Scenario | Correct HS Code | Wrong Practice | Consequence |
|---|---|---|---|
| Spent catalyst with high precious metal content for smelting | 7112.99.01.00 / 7112.30.01.00 |
Declared as 3815.12 (New Catalyst) |
Over/under valuation risk; potential fraud suspicion |
| New Nickel catalyst pellets for chemical reactor | 3815.11.00.00 |
Declared as 7112 (Scrap) |
Incorrect tax treatment; compliance violation |
| Complete Catalytic Converter for a Truck | 8421.32.00.00 |
Declared as 3815 (Catalyst) |
Misclassification of machinery part |
| Precious Metal Catalyst (Platinum-based) | 3815.12.00.00 |
Assume 25% without verification | High Risk: Data error may imply exclusion or higher duty |
✅ 3. Special Handling for "Data Error" Case (3815.12.00.00)
| Situation | Handling Advice |
|---|---|
| Precious Metal Catalyst | 1. Do not self-declare the tax rate. 2. Contact a US customs broker to apply for a CBP Advance Ruling. 3. Check if the product qualifies for any Section 301 Exclusion (if any remain). 4. Prepare for potential valuation audits due to high precious metal content. |
🌍 V. Global Market Comparison (2026)
| Country/Region | Recommended HS Code | Estimated Duty (China Origin) | Certification/Notes |
|---|---|---|---|
| 🇺🇸 USA | 3815.11.00.00 / 7112.xxxxxx |
25% (Additional Duty) | Strict chemical disclosure; Precious metal assay required |
| 🇨🇳 China | 3815.11.00 / 7112 |
0-13% (Base) | Import license may be required for hazardous chemicals |
| 🇪🇺 EU | 3815.11 / 7112 |
0-5% (Base) | REACH registration required for chemicals |
| 🇮🇳 India | 3815.11 / 7112 |
5-15% | IGST applicable; Import duty varies by treaty |
📌 Conclusion:
- The USA imposes a consistent 25% additional duty on most of these industrial components, regardless of whether they are scrap or new catalysts. - Precision in description is vital. "Industrial Catalyst Component" is too vague. Specify "Nickel-Based Supported Catalyst" or "Platinum-Containing Waste Catalyst."
📌 VI. Common Errors & Pitfalls (Lessons Learned)
❌ Error 1: Mixing "Used Catalyst" (Scrap) with "New Catalyst" (Product)
👉 Consequence: Customs may reject the shipment for lack of proper hazardous waste documentation (for scrap) or violate chemical safety regulations (for new products).
❌ Error 2: Ignoring the "Error" Status of 3815.12.00.00
👉 Consequence: Assuming a 25% rate when it might be higher, or subject to export controls. Always verify high-value chemical items.
❌ Error 3: Vague Invoicing ("Catalyst Parts")
👉 Consequence: Customs detention for inspection. Delays of 2-4 weeks while brokers determine if it is Ch 38 or Ch 84.
❌ Error 4: Under-declaring Precious Metal Content
👉 Consequence: If classified as Ch 71 (Scrap), the value is tied to metal prices. Under-declaring leads to fraud penalties and seizure.
✅ Correct Approach:
"Supported Nickel Catalyst, Powder, for Hydrogenation, Non-Hazardous, Model XYZ"
OR
"Spent Platinum Catalyst Ash, for Precious Metal Recovery, Assay Certificate Attached"
🎯 VII. Conclusion: Precision in Chemical Classification is Key
🎯 Remember the Mantra:
🔹 "Scrap = Ch 71, New = Ch 38, Car Part = Ch 84"
🔹 "25% Additional Duty for China Origin"
🔹 "Verify 'Error' Codes with CBP Advance Ruling"
📌 Pro Tip:
For Precious Metal-Based Catalysts (3815.12.00.00), the "Error" in tax data is a red flag. It often means the item is restricted or high-risk.
🚀 Action:
1. Get a CBP Advance Ruling.
2. Provide a detailed chemical composition.
3. Consider supply chain diversification if tariffs become unpredictable.
📣 Immediate Action Required:
📞 Consult a licensed US Customs Broker.
📄 Prepare Technical Data Sheets and Assay Reports.
🚀 Avoid clearance delays by classifying with 100% accuracy.
✨ Professional Compliance, Starts with Precise Classification!
💼 Every percentage point of duty matters in industrial trade.
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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) — 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.