Cross-Linked Casein Derivative
Cross-linked casein derivative features polymerized casein chains for biomedical coatings and slow-release fertilizers. It is a casein derivative, explicitly excluding hardened proteins of heading 39.13, and falls under tariff item 3501.90.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the product is a milk protein substance with 85% or more milk protein content.
Milk protein substances are classified under heading 35.04 per supplementary note 1.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the product is not classified as a hardened protein under heading 39.13
• Provide detailed chemical analysis to the CBSA
• Verify if the derivative is used in biomedical or agricultural applications, which may require specific permits
Related Products under Tariff item 3501.90.00
Acid Casein Hydrolyzed Derivative
Acid casein hydrolyzed derivative undergoes acid precipitation followed by hydrolysis for use in adhesives and nutrition. It is a casein derivative, not a glue, and falls under tariff item 3501.90.00 as 'Other'.
Calcium Caseinate Emulsifier
Calcium caseinate is a casein salt derivative valued for its emulsifying properties in non-dairy creamers and nutritional supplements. It is a casein derivative, not a glue, and is classified under tariff item 3501.90.00.
Casein Bookbinding Glue
A traditional protein glue derived from casein, used in bookbinding for spine adhesion and lay-flat properties in hardcover books. It is a casein glue, not a gelatin product of the printing industry, and therefore falls under tariff item 3501.90.00.
Casein Furniture Assembly Glue
A heavy-duty casein glue for assembling wooden furniture frames, known for its strength and compatibility with steam bending processes. It is a casein glue, not a hardened protein, and is classified under tariff item 3501.90.00.
Casein-Glutathione Conjugate
Casein-glutathione conjugate covalently links antioxidant tripeptide to casein for functional beverages and oxidative stress protection. It is a conjugated protein derivative, not a simple mixture, and falls under tariff item 3501.90.00.
Casein Hydrolysate Powder
Casein hydrolysate is produced by enzymatic breakdown of casein into peptides for use in hypoallergenic infant formulas and sports nutrition. It is a casein derivative through hydrolysis, not a glue, and falls under tariff item 3501.90.00.