Potato Dextrin for Foundry Core Binders
Potato dextrin used as a binder in foundry sand cores, derived from potato starch by hydrolysis. It burns out cleanly during metal pouring, leaving minimal residue, and meets the definition of dextrin with a reducing sugar content not exceeding 10%. Classified under 3505.10.90 as 'other' dextrins, not specifically named elsewhere.
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 pregelatinized starch
Pregelatinized starches are a separate subheading.
If the product is formulated with other additives for foundry use
Prepared binders may fall under chemical products not elsewhere specified.
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
• Verify the product is not a prepared binder with additives, which would shift classification to 35.06
• Document the dextrin's DE value to confirm it meets the 10% threshold
• Check if the foundry use requires any additional certifications from the CBSA
Related Products under Tariff item 3505.10.90
British Gum Dextrin
British gum dextrin, a roasted potato starch product, is used in foundry adhesives and drilling fluids. It has a low dextrose equivalent, meeting the Chapter 35 definition of dextrin. Classified under 3505.10.90 as 'other' dextrins, not specifically named.
Canary Dextrin for Artists
Canary dextrin, a pale yellow fine powder used as a pastel fixative and in watercolor media, is derived from starch. It has a low reducing sugar content, qualifying as a dextrin under Chapter 35. Classified under 3505.10.90 as 'other' dextrins, excluding printing industry gelatins.
Cold-Water Soluble Potato Dextrin for Instant Foods
Cold-water soluble potato dextrin is a hydrolyzed starch product designed for instant soups and beverages, providing thickening without heat. With a low reducing sugar content, it qualifies as a dextrin under chapter note 2. It falls under tariff item 3505.10.90 as 'other' dextrins.
Corn-Based Dextrin Powder
Corn-based dextrin powder, from corn starch hydrolysis, has a low reducing sugar content (<10% DE) and is used in adhesives and paper sizing. It qualifies as a dextrin under Chapter 35. Classified under 3505.10.90 as 'other' dextrins.
Corn-Based Maltodextrin DE 5-10
Corn-based maltodextrin with a dextrose equivalent (DE) of 5-10, produced by partial hydrolysis of corn starch. With a reducing sugar content not exceeding 10%, it meets the definition of a dextrin under heading 35.05 and is not an etherified or esterified starch.
Corn Dextrin for Paper Sizing
Low-viscosity corn dextrin used in surface sizing of paper to improve print quality. It is a starch degradation product with a reducing sugar content not exceeding 10%, which classifies it as a dextrin under heading 35.05, and it is not an etherified or esterified starch or pregelatinized starch.