Diphenyl Phosphate from Mexico
Diphenyl phosphate serves as a reactive intermediate for synthesizing other phosphoric esters and flame retardants. As a simple aromatic phosphoric ester, it falls under HTS 2919.90.30.00 'other' category for chemically defined organic phosphoric compounds.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Purity specification (>98%) required to qualify as separate compound vs mixture
• Intermediate use declaration prevents end-use reclassification
• Corrosivity shipping papers mandatory for acid handling