Esterified Potato Starch for Textile Sizing from Canada
Chemically modified esterified starch from potatoes, classified in HTS 3505.10.0015 as other modified starches derived from potato starch. Used to size yarns in textile weaving for abrasion resistance. Distinct from enzymatic preparations excluded in chapter notes.
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
• Document chemical modification process (esterification) and potato sourcing for CBP review
• Ensure REACH compliance if transshipping through EU for textile chemical regulations