Sodium Acetate for Hand Warmer Packs from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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