Section 6: Products of the Chemical or Allied Industries
Chapter 35: Chapter 35
36 tariff codes in this chapter
| HTS Code | Description | General Rate |
|---|---|---|
| 3501 | Casein, caseinates and other casein derivatives; casein glues: | — |
| 3501.10 | Casein: | — |
| 3501.10.10 | Milk protein concentrate | 0.37¢/kg |
| 3501.10.50 | Other | Free |
| 3501.90 | Other: | — |
| 3501.90.20 | Casein glues | 6% |
| 3501.90.60 | Other | 0.37¢/kg |
| 3502 | Albumins (including concentrates of two or more whey proteins, containing by weight more than 80 per... | — |
| 3502.11.00 | Dried | 47.6¢/kg |
| 3502.19.00 | Other | 9.7¢/kg |
| 3502.20.00 | Milk albumin, including concentrates of two or more whey proteins | Free |
| 3502.90.00 | Other | Free |
| 3503.00 | Gelatin (including gelatin in rectangular (including square) sheets, whether or not surfaceworked or... | — |
| 3503.00.10 | Fish glue | 1.2¢/kg + 1.5% |
| 3503.00.20 | Valued under 88 cents per kg | 1.2¢/kg + 3.2% |
| 3503.00.40 | Valued 88 cents or more per kg | 2.8¢/kg + 3.8% |
| 3503.00.55 | Other | 2.8¢/kg + 3.8% |
| 3504.00 | Peptones and their derivatives; other protein substances and their derivatives, not elsewhere specif... | — |
| 3504.00.10 | Protein isolates | 5% |
| 3504.00.50 | Other | 4% |
| 3505 | Dextrins and other modified starches (for example, pregelatinized or esterified starches); glues bas... | — |
| 3505.10.00 | Dextrins and other modified starches | 0.7¢/kg |
| 3505.20.00 | Glues | 2.1¢/kg + 2.9% |
| 3506 | Prepared glues and other prepared adhesives, not elsewhere specified or included; products suitable ... | — |
| 3506.10 | Products suitable for use as glues or adhesives, put up for retail sale as glues or adhesives, not e... | — |
| 3506.10.10 | Animal glue, including casein glue, but not including fish glue | 6.5% |
| 3506.10.50 | Other | 2.1% |
| 3506.91 | Adhesives based on polymers of headings 3901 to 3913 or on rubber: | — |
| 3506.91.10 | Optically clear free-film adhesives and optically clear curable liquid adhesives of a kind used sole... | Free |
| 3506.91.50 | Other | 2.1% |
| 3506.99.00 | Other | 2.1% |
| 3507 | Enzymes; prepared enzymes not elsewhere specified or included: | — |
| 3507.10.00 | Rennet and concentrates thereof | Free |
| 3507.90 | Other: | — |
| 3507.90.20 | Pencillin G amidase | Free |
| 3507.90.70 | Other | Free |
Check Chapter 35 Rates by Country
Duty rates for Chapter 35 products vary by country of origin. Select a country to see general and preferential rates.
Top Trading Partners
Guides & Resources
IEEPA Tariff Refund Calculator
Check if your imports qualify
Section 232 Tariffs 2026: Steel, Aluminum & Copper Rates After the April Restructuring
How Are Tariffs Calculated? The 2026 US Import Duty Formula Explained
CAPE Portal Troubleshooting: Fix Rejected Claims, CSV Errors & ACH Issues
Copper Tariff 2026: Section 232 Rates, Affected Products, and What Importers Need to Know
Importing From Taiwan: 2026 US Tariff Rates, Trade Deal & Customs Guide
Importing From Sri Lanka: 2026 US Tariff Rates, Duties & Customs Guide
Section 301 Investigation 2026: Every Country, Sector, and Deadline Importers Need to Know
CAPE Portal Filing Guide: How to Get Your IEEPA Tariff Refund in 2026
EU Combined Nomenclature (CN Codes): How the EU Classifies Imports and Why US Exporters Should Care
Customs Bond: Types, Costs, and How to Get One (2026 Guide)
Importer of Record (IOR): Responsibilities, Requirements, and How to Become One
Temporary Importation Under Bond (TIB): How It Works, What It Costs, and When to Use It
Imposition of Import Restrictions on Categories of Archaeological and Ethnological Material of Nepal
Prestressed Concrete Steel Wire Strand From China; Scheduling of Expedited Five-Year Reviews