British Gum Dextrin from Canada
British gum dextrin, a traditional roasted potato starch product, serves in foundry adhesives and drilling fluids. Falls under HTS 3505.10.00.20 for other dextrins with standard low DE.
Duty Rate — Canada → United States
60%
Rate breakdown
9903.03.1450%Articles the product of Canada as provided in subdivision (b)(3) of U.S. note 51 to this subchapter
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Historical naming 'British gum' still valid; modern specs must confirm dextrin properties
• Oilfield imports need EPA pre-approval for drilling fluid additives
• Dust hazard labeling required for fine powder handling