Microencapsulated Triammonium Phosphate from Canada
Triammonium phosphate microencapsulated for controlled release in polymer flame retardants. Remains HTS 2835.29.20.00 if chemically defined pure compound; encapsulation doesn't change base classification unless mixture.
Duty Rate — Canada → United States
11.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide encapsulation material breakdown (<20% coating) to maintain pure chemical status
• Particle size analysis prevents classification as prepared additive
• Higher value due to processing – accurate invoices critical