Tris(2-chloroisopropyl) Phosphate (TCPP) from Mexico
TCPP is a widely used flame retardant reactive additive for rigid polyurethane foams and coatings, featuring three chlorine-substituted isopropyl groups attached to phosphate. It qualifies for HTS 2931.59.00.80 as 'other' halogenated organo-phosphorus derivatives with P-C connectivity. The compound's primary identity remains as a separate chemically defined organic substance per Chapter 29 notes.
Duty Rate — Mexico → 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
• Submit NMR or mass spectrometry data confirming structural identity if requested by customs
• Check state-specific restrictions on chlorinated flame retardants in consumer products
• Use UN-approved packaging for corrosive organophosphorus compounds