Cresyl Diphenyl Phosphate (CDP) from Canada
Cresyl diphenyl phosphate is a mixed aromatic phosphoric ester serving as a flame retardant in engineering plastics and hydraulic fluids. It qualifies for HTS 2919.90.30.00 as an 'other' aromatic derivative of phosphoric esters per Chapter 29 chemical compound definitions.
Duty Rate — Canada → 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
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit NMR/GC-MS analysis confirming aromatic substitution pattern
• Document stabilizer content doesn't exceed Chapter 29 note (f) allowances
• Label clearly as 'chemical intermediate' not 'hydraulic fluid component'