Ammonium Stearate from Japan
Ammonium stearate is an amine salt of stearic acid used as a fabric softener intermediate and concrete release agent. It falls under HTS 2915.70.0150 as 'other' stearic acid salts.
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 ammonia content and pH for aqueous paste forms
• Provide thermal decomposition data for processing safety
• Ensure proper ventilation labeling for amine emissions