Potato Dextrin Adhesive for Envelope Sealing from Canada
Dextrin powder from potato starch used in remoistenable adhesives for envelopes and labels, precisely under HTS 3505.10.0015. It forms a tacky paste when wetted, providing strong bond without solvents. Qualifies as dextrin per chapter notes excluding high-sugar products.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide lab tests proving potato starch base and dextrin conversion to prevent downclassification errors
• Include safety data sheets for industrial adhesive use to meet DOT and customs chemical import rules
• Watch for bulk vs packaged imports; retail packs may trigger different marking requirements