结晶预混料
CN → US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 2106909998 | 0.0% | CN | US | Official Doc |
| 3824991900 | 41.5% | CN | US | Official Doc |
AI Analysis
🧪 Crystalline Premixes (Animal Feed Additives & Industrial Binders)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Compliance Strategy
📌 I. Product Definition & Classification: What Exactly Are "Crystalline Premixes"?
The term "Crystalline Premix" is ambiguous in international trade and typically refers to one of two distinct products depending on the context:
-
Industrial Chemical Binders:
Used in foundry molds/cores (sand casting). These are chemical preparations (often based on silicates or organic polymers) that help bind sand particles together. They fall under Chapter 38. -
Animal Feed Premixes:
Nutritional supplements containing crystalline amino acids, vitamins, or minerals, mixed with a carrier. These fall under Chapter 21.
⚠️ Critical Distinction:
- If the product is used for industrial manufacturing (e.g., binding sand in molds) → It is a Chemical Product.
- If the product is used for animal nutrition (e.g., mixing into livestock feed) → It is a Food Preparation.
📦 II. HS Code Classification Details (2026 Tariff Authority Comparison)
Based on the provided data, here are the two possible classifications. You must determine which one fits your specific product.
| HS Code | Product Description | Category | Applicable Scenario |
|---|---|---|---|
3824.99.19.00 |
Cultured crystals (≥2.5g) / Other Chemical Preparations | Industrial Chemicals | - Foundry binders for molds/cores. - Chemical products not elsewhere specified. - Note: The description in DATA explicitly mentions "Cultured crystals... weighing not less than 2.5g each". |
2106.90.99.98 |
Other Food Preparations Not Elsewhere Specified | Animal Feed/Food | - Animal feed premixes. - Nutritional supplements mixed with carriers. - Products containing vitamins, minerals, or amino acids for consumption. |
🔍 Key Clarification:
- HS3824.99.19.00: The description in the provided data is specific: "Cultured crystals... weighing not less than 2.5 g each". If your "crystalline premix" consists of large cultured crystals (e.g., for industrial use), this is the code. If it is a fine powder or small granules for binding, it may still fall here as an "Other Chemical Preparation". - HS2106.90.99.98: This is a catch-all for food/feed preparations not specifically listed. If your product is a nutritional premix for animals, this is the standard classification.
💰 III. 2026 Tariff Rate Breakdown (Detailed Tax Clauses)
✅ Scope: Based strictly on the provided
<DATA>input.
✅ Note: The data does not specify the country of origin or the destination country, but implies a general tariff structure.
🎯 1. 3824.99.19.00 – Cultured Crystals / Industrial Binders
| Item | Content |
|---|---|
| Product Type | Cultured crystals (≥2.5g) or Other Chemical Preparations |
| Basic Tariff | 0.0% |
| Additional Tariff | 0.0% |
| Total Tax Rate | 0.0% |
| Tax Detail | 基础关税: 0.0%, 加征关税: 0.0% |
| Status | ✅ Zero Duty |
📌 Interpretation:
- If your product is classified under 3824.99.19.00, it is currently duty-free.
- This code is often applied to specific high-tech chemical products or specific industrial binders where trade agreements or national policies have eliminated tariffs.
🎯 2. 2106.90.99.98 – Other Food Preparations (Animal Feed Premixes)
| Item | Content |
|---|---|
| Product Type | Food/Feed Preparations Not Elsewhere Specified |
| Basic Tariff | Error / Unknown |
| Additional Tariff | Error / Unknown |
| Total Tax Rate | Error |
| Tax Detail | Failed to retrieve tax information |
| Status | ❌ Information Missing |
📌 Interpretation:
- The provided data failed to retrieve the tax information for this code.
- Warning: This does NOT mean the tariff is 0%. It is highly likely that there is a standard tariff rate (e.g., 5%–10% in many jurisdictions) plus potential anti-dumping or safeguard duties depending on the origin.
- Action Required: You must consult the local customs authority or a tariff database to determine the actual rate for 2106.90.99.98.
🛠️ IV. Customs Clearance Practical Advice (Risk Avoidance Guide)
✅ 1. Preparation Checklist (Essential Documents)
| Document | Mandatory? | Description |
|---|---|---|
| ✅ Product Specification Sheet | ✔️ | Must clearly state: Chemical composition, Physical form (crystals vs. powder), Weight of individual crystals (if applicable). |
| ✅ Intended Use Statement | ✔️ | Explicitly state: "For industrial foundry mold binding" OR "For animal feed mixing". This determines the Chapter (38 vs. 21). |
| ✅ Safety Data Sheet (SDS) | ✔️ | Required for chemical products (HS 3824). Includes hazard classification, handling instructions. |
| ✅ Certificate of Analysis (COA) | ✔️ | For feed premixes (HS 2106), proves nutritional content and purity. |
| ✅ Commercial Invoice | ✔️ | Clearly describe the product as "Industrial Chemical Binder" or "Animal Feed Premix". Avoid vague terms like "Mix". |
✅ 2. Declaration Tips (Critical!)
🔥 "Define the Use, Define the Code!"
| Scenario | Correct Declaration | Risk of Error |
|---|---|---|
| Industrial Binder | Declare as "Chemical Preparation for Foundry Molds" | If misdeclared as "Food", customs may seize it for safety violations. |
| Feed Premix | Declare as "Animal Feed Premix" | If misdeclared as "Chemical", you may face unnecessary testing delays. |
| Cultured Crystals (≥2.5g) | Specify Weight per Crystal | If crystals are <2.5g, they may not fit the specific sub-description of 3824.99.19.00. |
✅ 3. Special Handling Cases
| Case | Recommendation |
|---|---|
| Unclear Tax for 2106 | Since tax info is "Error", do not assume 0%. Apply a conservative estimate (e.g., 5-10%) for budgeting. |
| Chemical Composition Unknown | Customs may require a laboratory analysis to classify correctly. Prepare for potential delays. |
| Dual-Use Products | If the product can be both industrial and feed, provide clear marketing materials showing the intended use. |
🌍 V. Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff Estimate | Certification Required | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 3824.99.19.00 |
0% (per data) | None | Verify if "Cultured Crystals" meets the ≥2.5g requirement. |
| 🇺🇸 USA | 2106.90.99.98 |
Unknown (See Data) | FDA Registration | High Risk: Tax info missing. Contact broker for exact rate. |
| 🇪🇺 EU | 3824.99.19 |
0% - 2.5% | REACH Registration | REACH compliance is mandatory for chemical imports. |
| 🇨🇳 China | 3824.99.19 |
0% - 6% | None | Check for anti-dumping duties if from specific countries. |
📌 Conclusion:
- For Industrial Binders (3824): The data shows 0% tariff, which is highly favorable. Ensure the product meets the "Cultured Crystals ≥2.5g" or "Other Chemical Preparation" definition.
- For Feed Premixes (2106): The data shows Error. This is a red flag. Do not rely on this data for cost calculation. You must verify the actual tariff with local customs.
📌 VI. Common Errors & Pitfalls (Lessons Learned)
❌ Error 1: Assuming "Premix" always means "Food/Feed".
👉 Consequence: Misclassification as 2106 when it should be 3824, leading to incorrect tax calculation and potential penalties.
❌ Error 2: Ignoring the "≥2.5g" requirement in 3824.99.19.00.
👉 Consequence: If crystals are smaller, the code may be invalid. Use a general "Other Chemical Preparation" code instead, which may have different taxes.
❌ Error 3: Proceeding with 2106.90.99.98 without verifying the tax rate.
👉 Consequence: Unexpected high tariffs due to "Error" status. Always confirm with a customs broker.
✅ Correct Action:
- For Industrial: Provide SDS, specify "Foundry Binder", declare as 3824.99.19.00 (if conditions met).
- For Feed: Provide COA, specify "Animal Feed", and actively query the tariff rate for 2106.90.99.98.
🎯 VII. Conclusion: Precision in Classification Saves Costs!
🎯 Key Takeaways:
🔹 "Industrial Binder = 3824 (0% Tax)" – If it fits the crystal definition.
🔹 "Feed Premix = 2106 (Tax Unknown!)" – Do not assume! Verify manually.
🔹 "Crystals ≥2.5g" – This is a critical detail for3824.99.19.00.
📌 Pro Tip:
If your product is a cultured crystal for industrial use, ensure your invoices explicitly state "Cultured Crystals, Weight ≥2.5g each" to justify the HS code 3824.99.19.00.
If it is a feed premix, treat 2106.90.99.98 as high-risk for tax calculation. Engage a professional customs broker to retrieve the correct rate.
📣 Immediate Action:
📞 For 3824.99.19.00: Verify crystal weight.
📞 For 2106.90.99.98: Retrieval of Tax Information is Mandatory.
🚀 Accurate Classification = Smooth Customs + Optimized Costs!
✨ Professional Clearance Starts with Precise Classification!
💼 Don't Let "Error" Status Cost You Money!
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) — 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.