Diphenylamine Phosphate Salt from Japan
The phosphate salt of diphenylamine is classified under HTS 2921.44.70.00 per chapter note on salts of organic bases. Used as a flame retardant additive in polymers.
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
• Include salt formation verification via titration analysis
• Specify phosphorus content for flame retardant performance claims
• Ensure moisture-proof packaging to prevent hydrolysis