Hake Bladder Isinglass Glue
Isinglass glue made from dried hake fish swim bladders, commonly used for clarifying beverages like wine and beer. Classified under HTS 3503.00.10.00 as fish glue, which includes isinglass of fish origin. It provides a pure, reversible adhesive bond.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If sold as a food additive for clarification only, not as glue
Pure food preparations like fish-derived clarifiers may fall under Chapter 21 if not presented as adhesives.
If in rectangular sheets and surface-worked
Gelatin or isinglass in sheet form shifts to subheading 3503.00.20, even if fish-derived.
If chemically modified into derivatives like alkylated fish glue
Gelatin derivatives prepared for specific uses are in 3503.00.50, but further processed ones may go to 3506.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.
Import Tips & Compliance
• For food-grade uses, obtain FDA prior notice and ensure compliance with 21 CFR for fish-derived additives
• Document fish species origin to distinguish from mammalian isinglass, preventing misclassification
Related Products under HTS 3503.00.10.00
Cod Skin Fish Glue
A traditional fish glue derived from cod skins, used primarily in woodworking and musical instrument repair. It falls under HTS 3503.00.10.00 as it is a glue of animal origin specifically from fish sources, excluding casein glues. This subheading covers pure fish glue products.
Carp Scale Fish Glue Powder
Powdered fish glue extracted from carp scales, ideal for bookbinding and paper conservation. It qualifies for HTS 3503.00.10.00 as a fish glue product of animal origin, valued for its strong yet flexible bonding properties.
Tuna Skin Liquid Fish Glue
Liquid fish glue produced from tuna skins, used in marine applications and boat model building. Under HTS 3503.00.10.00 for fish glues, it offers water-resistant adhesion suitable for humid environments.
Salmon Fin Fish Glue for Luthiers
Specialty fish glue from salmon fins, favored by luthiers for violin and guitar repairs due to its reversible properties. Classified in HTS 3503.00.10.00 as pure fish glue of animal origin.
Pollock Swim Bladder Fish Glue
Fish glue from pollock swim bladders, used in traditional Japanese woodworking (urushi restoration). HTS 3503.00.10.00 covers this isinglass-type fish glue for its animal-derived adhesive qualities.
Mackerel Bone Fish Glue Flakes
Flaked fish glue from mackerel bones, suitable for papier-mâché and decorative crafts. Falls under HTS 3503.00.10.00 as a fish-derived glue product, excluding casein types.