plant adhesive
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🌿 Plant Adhesive (Botanical Glues & Stems)
🌐 HS Code Reference & Customs Clearance Guide | 2026 Latest Tariff Analysis | Professional Import Strategy
Plant Adhesive is a niche but growing category in the botanical, floriculture, and craft industries. It refers to adhesives derived from natural plant sources (such as starch, cellulose, or natural resins) or specialized bio-based glues used to bind plant materials, preserve flowers, or attach artificial stems.
⚠️ Critical Distinction:
- If the product is a pure natural adhesive (e.g., starch-based paste, natural latex), it may fall under Chapter 35 (Albuminoidal Substances) or Chapter 38 (Miscellaneous Chemical Products).
- If it is a synthetic-based adhesive with plant-derived additives, it likely falls under Chapter 35 or 39 (Plastics).
- If it is a finished florist’s tool (e.g., floral tape with adhesive backing), it may be classified under Chapter 48 (Paper) or Chapter 39 (Plastics).
- Most commonly, commercial "Plant Adhesives" (bio-based, non-toxic, for crafts/flower arranging) are classified under 3506.91 or 3506.99.
📦 HS Code Classification Details (2026 Latest Tariff Authority Cross-Reference)
| HS Code | Product Description | Application Scenario | Base Material |
|---|---|---|---|
3506.91.00.00 |
Adhesives prepared on the basis of starches or glucomannans | Traditional botanic glue, flower preserving paste, paper-based plant mounting | ✅ Starch/Glucomannan |
3506.99.00.00 |
Other prepared adhesives, not elsewhere specified | Bio-based resins, natural latex adhesives, mixed plant-derived glues | ✅ Plant-derived Resins/Latex |
3901.10.00.00 |
Polymers of ethylene (if synthetic base) | Synthetic plant-safe glues with plant-derived labeling | ❌ Synthetic |
3906.90.00.00 |
Other acrylic polymers | Fast-drying floral adhesives with synthetic backbone | ❌ Synthetic |
4823.90.00.00 |
Other paper products (if floral tape/adhesive strips) | Adhesive-backed floral stems, paper-based plant ties | ⚠️ Paper Base |
3824.99.00.00 |
Other chemical products (industrial grade) | Large-scale botanical extraction binders | ✅ Mixed Chemical |
🔍 Key Reminder:
- Bio-based claim: If marketed as "100% Natural" or "Plant-Based," ensure the primary binding agent is starch or natural resin. Otherwise, customs may classify it as synthetic.
- Florist Use: If sold as a "finished floral accessory" (e.g., pre-adhesive strips), it may shift to Chapter 48 or Chapter 39.
- Non-Toxic Certification: For plant safety, provide MSDS/SDS to prove no harmful synthetic solvents.
💰 2026 Latest Tariff Rate Details (US Market Focus)
✅ Applicable Country: United States (US)
✅ Origin: China (CN)
✅ Effective Date: November 10, 2025 (inclusive of subsequent imports)
🎯 1. 3506.91.00.00 —— Starch-Based Adhesives
| Item | Content |
|---|---|
| Base Tariff | 5.3% (ad valorem) |
| USITC Additional Tariff | 0% (No Section 301 listing for this specific subheading) |
| IEEPA Additional Tariff | +10% (On China-origin goods, effective Nov 10, 2025) |
| Total Tariff | 15.3% |
| Tax Calculation | CIF Value × 15.3% |
| De Minimis Exemption | ❌ Not Applicable (Deny_de_minimis) |
| Legal Path | IEEPA:9903.01.24 → USITC:3506.91.00.00 → FOOTNOTE:No special exemption |
📌 Explanation:
- 5.3% is the standard MFN rate for starch-based adhesives.
- 10% IEEPA tariff applies due to China origin.
- No 25% Section 301 tariff applies to this specific subheading, making it more favorable than many electronic or metal goods.
🎯 2. 3506.99.00.00 —— Other Prepared Adhesives (Plant-Derived Resins/Latex)
| Item | Content |
|---|---|
| Base Tariff | 5.7% (ad valorem) |
| USITC Additional Tariff | 0% |
| IEEPA Additional Tariff | +10% |
| Total Tariff | 15.7% |
| Tax Calculation | CIF Value × 15.7% |
| De Minimis Exemption | ❌ Not Applicable |
| Legal Path | IEEPA:9903.01.24 → USITC:3506.99.00.00 |
📌 Note:
- This is the catch-all for plant-based adhesives that are not starch-based (e.g., natural latex, tree sap resins).
- Same tariff structure: 5.7% base + 10% IEEPA = 15.7% total.
- No 25% penalty, making it cost-effective for importers.
🎯 3. 4823.90.00.00 —— Paper-Based Floral Adhesives (e.g., Tape)
| Item | Content |
|---|---|
| Base Tariff | 5.3% |
| USITC Additional Tariff | 0% |
| IEEPA Additional Tariff | +10% |
| Total Tariff | 15.3% |
| Tax Calculation | CIF Value × 15.3% |
| De Minimis Exemption | ❌ Not Applicable |
📌 Note:
- If the product is floral tape with adhesive backing, it is classified as paper products.
- Same 15.3% rate as starch-based glue.
🛠️ Practical Customs Clearance Advice (Battle-Tested Pitfall Guide)
✅ 1. Required Documentation (Non-Negotiable)
| Document | Mandatory? | Description |
|---|---|---|
| ✅ MSDS/SDS | ✔️ | Must prove non-toxic, plant-safe formulation. Critical for clearance. |
| ✅ Product Specification Sheet | ✔️ | Detail base ingredients (e.g., "Starch," "Natural Latex," "Tree Resin"). |
| ✅ Commercial Invoice | ✔️ | Clearly state "Plant-Based Adhesive, for Floral/Craft Use." |
| ✅ Certificate of Origin (CO) | ✔️ | If non-China origin, claim FTA benefits (e.g., RCEP, USMCA). |
| ✅ Labeling Sample | ✔️ | Must show ingredient list, hazard symbols (if any), and manufacturer info. |
| ✅ FCC/CE Reports | ⚠️ If Electronic Components | Only if the adhesive dispenser is electronic. |
✅ 2. Declaration Tips (Key Mnemonic)
🔥 "Natural Base, Clear Ingredients, Non-Toxic, HS 35!"
| Scenario | Correct Declaration | Incorrect Practice |
|---|---|---|
| Starch-based glue | 3506.91.00.00 |
Misdeclare as 3506.99 → Risk of audit |
| Natural latex/resin glue | 3506.99.00.00 |
Misdeclare as 3906.90 (Synthetic) → Higher tariff risk |
| Floral tape (paper base) | 4823.90.00.00 |
Misdeclare as 3506.99 → Wrong classification |
| Synthetic "plant-safe" glue | 3506.99.00.00 |
Claim "100% Natural" without proof → Fraud Risk |
✅ 3. Special Case Handling
| Scenario | Handling Advice |
|---|---|
| OEM Custom Plant Adhesive | Provide client design + ingredient formula to prove natural base. |
| "Non-Toxic" Claim | Submit third-party toxicity report (e.g., ASTM D-4236) to avoid chemical scrutiny. |
| Bulk Industrial vs. Retail | Bulk: 3506.99. Retail kits: 4823.90 or 3506.91 depending on component. |
| Origin: Vietnam/Thailand | Apply ASEAN-China FTA or RCEP for 0% base tariff + 10% IEEPA. Total: 10%. |
🌍 Global Market Clearance Comparison (2026 Latest)
| Country/Region | Recommended HS Code | Tariff (China Origin) | Certification Required | Notes |
|---|---|---|---|---|
| 🇺🇸 USA | 3506.91.00.00 / 3506.99.00.00 |
15.3% - 15.7% | SDS, Non-Toxic Proof | No 25% Section 301 |
| 🇨🇳 China | 3506.91.00.00 |
5% | CCC (if electronic) | No extra tariffs |
| 🇪🇺 EU | 3506.91.00.00 |
0% - 2.5% | REACH, CLP | Low tariff, high eco-standards |
| 🇦🇺 Australia | 3506.91.00.00 |
5% | APVMA (if biocidal) | No extra tariffs |
| 🇯🇵 Japan | 3506.91.00.00 |
0% - 1.7% | JIS, MSDS | Low tariff, strict labeling |
📌 Conclusion:
- USA: 15.3-15.7% total tariff. No 25% penalty. Favorable for plant-based adhesives.
- EU/Japan: Very low tariffs, but strict eco-certifications (REACH, JIS) required.
- China: Low tariff (5%), but import volumes are often limited due to domestic production.
📌 Common Errors & Pitfall Guide (Blood-Stained Lessons)
❌ Error 1: Misdeclaring "Synthetic Adhesive" as "Natural Plant Glue"
👉 Consequence: 15%+25%=40% penalty if audited as synthetic.
👉 Fix: Provide ingredient list proving >50% natural content.
❌ Error 2: Not providing MSDS/SDS
👉 Consequence: Customs holds shipment for chemical safety review. Delay: 2-4 weeks.
👉 Fix: Always include MSDS for plant-based chemicals.
❌ Error 3: Classifying Floral Tape as Adhesive
👉 Consequence: Wrong HS Code → Penalty + Back Taxes.
👉 Fix: Use 4823.90.00.00 for paper-based tapes.
❌ Error 4: Ignoring "Non-Toxic" Claims without Proof
👉 Consequence: FDA/EPA scrutiny if marketed for plant safety.
👉 Fix: Get ASTM D-4236 certification for non-toxic claim.
✅ Correct Declaration Example:
"Plant-Based Adhesive, Starch-Glucose Base, Non-Toxic, for Floral Crafts, Model PB-100, SDS Provided"
🎯 Conclusion: Professional Declaration, Cost Efficiency, Safe Clearance
🎯 Remember the Mnemonic:
🔹 "Natural Base, HS 35, 15% Tariff, SDS Required!"
🔹 "No 25% Penalty, But Prove It’s Plant-Based!"
📌 Pro Tip:
If your plant adhesive is originated from Vietnam, Thailand, or Malaysia, apply RCEP or ASEAN-China FTA to reduce base tariff to 0%. Total tariff: 10% (IEEPA only).
Recommend Advance Ruling for new formulations to avoid classification disputes.
📣 Immediate Action:
📞 Contact Customs Broker + Provide SDS + Apply for HS Code Advance Ruling
🚀 Ensure smooth clearance, lower costs, and safe import of plant adhesives!
✨ Professional Clearance Starts with Accurate Classification!
💼 Every Percent Saved, Counts!
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关于 HS 编码归类
协调制度（HS）是由世界海关组织（WCO）制定的国际贸易商品分类标准。全球 200 多个国家采用 HS 系统作为海关关税、贸易统计和进出口监管的基础。
每个 HS 编码遵循以下层级结构：
- 章（2 位）——商品大类（例如：第 84 章：机器和机械设备）
- 品目（4 位）——章内的更具体分类
- 子目（6 位）——国际通用细分，所有 WCO 成员国统一使用
- 本国细分（8-10 位）——各国自行扩展的细分编码，如美国 HTSUS 10 位编码
正确的 HS 编码归类对于顺利通关、准确缴纳关税和遵守贸易法规至关重要。错误归类可能导致海关延误、多缴关税或罚款。
从CN进口到US时，适用的关税税率可能包括：
- 最惠国（MFN）税率——适用于 WTO 成员国的标准关税税率
- 普通税率——适用于无贸易协定国家
- 贸易救济关税——附加关税，如 301 条款（反倾销）、232 条款（国家安全）或反补贴税
本页内容仅供参考。如需正式归类，请咨询当地海关或持牌报关代理。