Mixed Dinonyl/Didecyl Orthophthalate (DNDP) from Canada
Mixed dinonyl/didecyl orthophthalate (DNDP) blends are classified under HTS 2917.33.0050 as 'other' within the dinonyl/didecyl orthophthalate category. These plasticizers combine C9 and C10 alcohol chains for optimized performance in flooring and wall coverings. The aromatic polycarboxylic structure ensures classification specificity.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Provide chromatogram data showing combined dinonyl/didecyl content ≥90% to qualify for specific 2917.33.0050 classification
• Declare exact isomer ratios on commercial invoice; variations may trigger 2917.39 reclassification by customs chemists
• Ensure DOT/UN proper shipping names match 'aromatic ester plasticizer' to avoid hazmat surcharges