Sodium Acetate for Hand Warmer Packs from Canada
High-purity sodium acetate supersaturated solution for reusable hand warmer packs undergoes crystallization to generate heat, classified under HTS 2915.29.20.00 as aqueous sodium acetate solution per Chapter Note (d). Common in outdoor and medical warming applications.
Duty Rate — Canada → United States
13.7%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Declare specific gravity and acetate concentration to verify solution classification
• Ship in tempered containers to prevent premature crystallization during transit
• Include crystallization trigger mechanism documentation if imported with activators