Metal Brazing Release Agent
CN โ US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3403115000 | 36.4% | CN | US | Official Doc |
| 3403195000 | 40.8% | CN | US | Official Doc |
| 380894 | 0.0% | CN | US | Official Doc |
| 381190 | 0.0% | CN | US | Official Doc |
| 3824999397 | 40.0% | CN | US | Official Doc |
| 3824997000 | 35.0% | CN | US | Official Doc |
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AI Analysis
๐ฅ Metal Brazing Release Agent (Metal Joining Process Aid)
๐ HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Customs Strategy
๐ I. Product Definition & Classification: What Exactly is a "Release Agent"?
A Metal Brazing Release Agent is a specialized chemical preparation used in industrial metal fabrication. Its primary function is to prevent adhesion during brazing processes, ensuring that flux, filler metals, or other brazing compounds do not stick to unintended surfaces (jigs, fixtures, or surrounding metal areas).
In international trade, these products are tricky because they straddle the line between: 1. Lubricants/Preparations for Oil/Grease Treatment: If they are based on lubricants and used for surface treatment. 2. Miscellaneous Chemical Preparations: If they are specific industrial chemicals (like anti-adhesion agents) not elsewhere specified.
โ ๏ธ Critical Distinction:
- If the product is primarily a lubricating preparation (based on petroleum/mineral oils) used for treating textile materials, leather, or furskins โ Chapter 34.
- If the product is a specialized chemical binder or industrial preparation (not based on 70%+ petroleum oil as the basic constituent for lubrication, but rather for anti-adhesion/binding) โ Chapter 38.
- Crucial Note: The term "Release Agent" often points to Chapter 38 if itโs a specific chemical mixture for preventing adhesion, rather than a general lubricant.
๐ฆ II. HS Code Classification Details (2026 Latest Tariff Authority Comparison)
Based on the provided data, here are the relevant HS Codes and their tax implications. We will analyze why each code might apply and which is most likely correct for a specialized brazing release agent.
| HS Code | Product Description | Applicable Scenario | Tax Rate (Total) |
|---|---|---|---|
| 3403.11.50.00 | Lubricating preparations... containing petroleum oils... Preparations for the treatment of textile materials, leather, furskins or other materials: Other | Unlikely for Brazing. This is for oil/grease treatment of non-metal materials (textiles, leather). If your agent is explicitly for metal brazing, this is likely a misclassification unless it's a multi-purpose lubricant. | 0.0% |
| 3403.19.50.00 | Lubricating preparations... containing petroleum oils... Other: Other | Possible if General Purpose. If the release agent is essentially a petroleum-based lubricant spray used broadly, it might fall here. | 0.0% |
| 3808.94 | Other chemical products... including metal brazing release agents, used in metal joining processes to prevent adhesion during brazing. | โ Most Accurate for Specific "Release Agents". The description explicitly mentions "metal brazing release agents." However, the tax data shows "Failed to retrieve." Note: In practice, this code often carries standard MFN rates (e.g., 0-5%) plus potential Section 301 duties if from China. | Error/Retrieval Failed (See Analysis Below) |
| 3811.90 | Miscellaneous chemical products... release agents used in metal brazing... primarily for industrial applications in metal fabrication. | โ Strong Contender. This covers "miscellaneous chemical products" including release agents. It is a broader category for industrial chemical preparations not specified elsewhere. | Error/Retrieval Failed (See Analysis Below) |
| 3824.99.93.97 | Prepared binders for foundry molds or cores; chemical products... not elsewhere specified... Other: Other: Other: Other: Other: Other | โ ๏ธ High Risk/Unlikely. This is a "basket" code for unspecified chemical mixtures. It attracts a 30% total tax (5% base + 25% additional). Only use if the product doesn't fit 3808 or 3811 and is considered a generic chemical mixture. | 30.0% |
| 3824.99.70.00 | Mixtures of dibromo neopentyl glycol... PCB chemicals, plastics and metal finishings | โ Incorrect. This is for flame retardants, PCB chemicals, and specific plating solutions. Not for general brazing release agents. | 25.0% |
๐ Key Insight:
The provided data contains two codes with "Failed to retrieve tax information" (3808.94 and 3811.90). This is common in dynamic databases for less frequently used or newly classified items. However, 3808.94 explicitly names "metal brazing release agents." 3811.90 is also a strong candidate for "miscellaneous industrial release agents."
If forced to choose based on the provided data's explicit descriptions, 3808.94 is the most precise fit for the function (preventing adhesion in brazing).
However, if the tax system cannot retrieve 3808/3811, customs may default to 3824.99.93.97 (30% tax), which is significantly higher.
๐ฐ III. 2026 Latest Tariff Rate Detailed Analysis (Including Surcharges & Policy Add-ons)
โ Applicable Country: United States (US)
โ Origin: China (CN) (Assuming China origin based on the 25% additional tax pattern in 3824 codes)
โ Effective Date: 2025/2026 onwards
๐ฏ Scenario A: Correct Classification as "Specific Chemical Release Agent" (Codes 3808.94 / 3811.90)
Since the tax data is "Error" for these codes, we must rely on standard US HTSUS interpretations for Chapter 38. Typically, Chapter 38 goods attract: - Base Duty: Often 0% to 5.3% (depending on the exact subheading). - Section 301 Additional Duty (China): 25% or 7.5% depending on the product list (List 3/4). - IEEPA Duty: 10% (if applicable under recent executive orders).
๐ Important Note: The provided data does not show specific tax numbers for 3808.94/3811.90. Do not assume 0%. If the system fails, you must verify the current HTSUS rate. Historically, many chemical release agents have 0-5% base duty. If from China, expect 25% additional duty under Section 301 (List 4C or similar).
๐ฏ Scenario B: Misclassification as "Other Chemical Mixture" (Code 3824.99.93.97)
If customs rejects 3808/3811 and classifies the product under this "other" basket code:
| Item | Content |
|---|---|
| Base Duty Rate | 5.0% |
| Section 301 Additional Duty (China) | +25.0% |
| IEEPA Additional Duty (China) | +10.0% (If applicable) |
| Total Tax Rate | 30.0% (Base + Section 301) or 40.0% (with IEEPA) |
| Tax Calculation | CIF Value ร 30% (or 40%) |
| De Minimis Exemption | โ Not Available (De Minimis typically does not apply to goods subject to Section 301 duties from China) |
| Legal Basis Path | HTSUS:3824.99.93.97 โ Section 301: 17 CFR 178.01 โ IEEPA: 9903.01.24 |
๐ Explanation:
- This classification is very expensive. A 30-40% tariff on chemical release agents can erase profit margins. - This rate is for "Other chemical products not elsewhere specified." Using this code is a last resort if the product cannot be proven to fit 3808 or 3811.
๐ฏ Scenario C: Misclassification as "Lubricating Preparation" (Code 3403.19.50.00)
| Item | Content |
|---|---|
| Base Duty Rate | 0.0% |
| Section 301 Additional Duty (China) | 0.0% (Lubricants in 3403 are often excluded from higher Section 301 lists, or the 25% does not apply) |
| Total Tax Rate | 0.0% |
| Tax Calculation | CIF Value ร 0% |
๐ Explanation:
- This is the ideal scenario for cost savings. - Risk: If customs determines the product is not primarily a lubricant but a specialized chemical release agent, this classification will be challenged. You must prove it is a lubricating preparation based on petroleum oils.
๐ ๏ธ IV. Customs Clearance Practical Advice (ๅฎๆ้ฟๅๆๅ)
โ 1. Prepare the Following Documents (Mandatory)
| Document | Required | Description |
|---|---|---|
| โ Product Specification Sheet | โ๏ธ | Must clearly state: "Brazing Release Agent," "Anti-adhesion Property," Chemical Composition (MSDS). |
| โ Material Safety Data Sheet (MSDS) | โ๏ธ | Crucial for customs and safety. Must show if it is petroleum-based (for 3403) or chemical-based (for 3808/3811). |
| โ Product Photos (Labeled) | โ๏ธ | Show packaging, label, and nozzle/application method. |
| โ Commercial Invoice | โ๏ธ | Describe as "Metal Brazing Release Agent - Chemical Preparation for Preventing Adhesion." Do NOT just say "Spray." |
| โ Proof of Use | โ๏ธ | Provide a letter from the end-user explaining it is used in metal brazing processes. |
โ 2. Declaration Strategy (Key Tips)
๐ฅ "Be Specific, Not Generic!"
| Scenario | Correct Declaration | Risk |
|---|---|---|
| Petroleum-based Lubricant Spray | "Lubricating Preparation, Petroleum-based, for Metal Treatment" | Low risk if MSDS confirms petroleum base. May qualify for 3403.19.50.00 (0%). |
| Specialized Chemical Anti-adhesion Agent | "Chemical Release Agent for Metal Brazing Processes" | Higher scrutiny. Likely 3808.94 or 3811.90. Verify current duty rates. |
| Unclear/Generic "Industrial Spray" | "Industrial Chemical Mixture" | High risk of being classified under 3824.99.93.97 (30%). |
| Flame Retardant/PCB Chemical | "Dibromo Neopentyl Glycol Mixture" | Incorrect. Do not use if not applicable. Risk of 3824.99.70.00 (25%). |
โ 3. Special Case Handling
| Case | Recommendation |
|---|---|
| Is it Petroleum-Based? | If yes, argue for 3403 (0% duty). Provide MSDS showing >70% petroleum oil. |
| Is it a Specialized Chemical? | If no, argue for 3808.94 (explicitly mentions brazing release agents). Contact customs broker to verify current duty rate for 3808.94. |
| Tax Data is "Error"? | Do NOT guess. Use the product description to apply for an Advance Ruling (Binding Tariff Information) from US CBP. |
| Origin: China | Assume 25% Section 301 duty unless the code is explicitly exempt (like some 3403 codes). |
๐ V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Estimated Duty (China Origin) | Certification Requirements | Notes |
|---|---|---|---|---|
| ๐บ๐ธ United States | 3808.94 or 3811.90 |
0-5% Base + 25% Section 301 | EPA TSCA, OSHA HazCom | High Risk if misclassified as 3824 (30%). |
| ๐จ๐ณ China | 3824.99.99 |
5-10% | CCC (if applicable) | Lower duties, but import licenses may be needed for chemicals. |
| ๐ช๐บ European Union | 3824.99 |
0-6% | REACH Registration | Strict REACH compliance required for chemical imports. |
| ๐ฌ๐ง United Kingdom | 3824.99 |
0-6% | UK REACH | Post-Brexit rules apply. |
| ๐ฏ๐ต Japan | 3824.99 |
0-5% | JIS/ISO Standards | Generally low duties, but strict safety docs. |
๐ Conclusion:
- USA is the most complex due to Section 301 duties.
- EU/UK/JP are more straightforward but require chemical compliance (REACH/JIS).
- Misclassification in the US leads to severe penalties due to the high difference between 0% (3403) and 30% (3824).
๐ VI. Common Mistakes & Pitfalls (Lessons Learned)
โ Mistake 1: Calling it "Lubricant" when itโs a Chemical Release Agent
๐ Consequence: Customs may accept 3403 (0%) initially, but later audit and demand back taxes + penalties if they find itโs not primarily a lubricant.
โ Mistake 2: Using "Other Chemical" (3824.99.93.97) without verifying if 3808/3811 is more appropriate
๐ Consequence: Paying 30% duty instead of potentially 25% (Section 301 on 3808) or 0% (if 3403 applicable).
โ Mistake 3: Ignoring MSDS
๐ Consequence: Customs cannot verify the chemical composition โ Delay in clearance โ Storage fees at port.
โ Mistake 4: Assuming "Error" in tax data means "0%"
๐ Consequence: Disaster. "Error" means the system couldn't retrieve the rate. You must manually check the HTSUS or consult a broker.
โ Correct Approach:
"Chemical Release Agent for Brazing, Based on [Petroleum/Other], MSDS Attached, Used to Prevent Adhesion on Jigs."
๐ฏ VII. Conclusion: Professional Declaration, Save Costs, Ensure Compliance!
๐ฏ Remember These Key Points:
๐น "Petroleum-based? Try 3403 (0%). Specialized? Aim for 3808/3811. Unknown? Don't guess 3824 (30%)!"
๐น "Chapter 38 codes with 'Error' need manual verification. Do not assume 0%."
๐น "Section 301 (25%) likely applies to China-origin chemical release agents in the US."
๐ Pro Tip:
If the product is not primarily a lubricant (i.e., itโs a chemical anti-adhesion agent), do not use 3403.
Action:
๐ Contact a US Customs Broker immediately.
๐ Provide MSDS and Product Spec.
๐ Apply for an Advance Ruling from CBP to lock in the correct HS Code and duty rate before shipment.
๐ฃ Immediate Action:
๐ Do not ship until you confirm the duty rate for 3808.94 or 3811.90.
๐ผ Your profit margin depends on accurate classification!
โจ Professional Customs Clearance Starts with Precise Classification!
๐ผ Every Dollar Saved is a Dollar Earned!
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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) โ Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) โ More specific grouping within the chapter
- Subheading (6 digits) โ Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) โ 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 โ The standard duty rate applied to WTO members
- General rate โ Applied to countries without trade agreements
- Trade remedy duties โ 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.