Isophthalic Acid from Canada
Isophthalic acid (1,3-benzenedicarboxylic acid) is an acyclic polycarboxylic acid manufactured via oxidation of meta-xylene, an aromatic hydrocarbon. Classified in HTS 2917.19.40.00 due to its aromatic derivation and meeting Chapter 29 purity requirements. Key raw material for PET resins and coatings.
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 bill of lading specifying 'derived from m-xylene' to substantiate aromatic hydrocarbon classification
• Ensure <1% impurities to qualify as 'separate chemically defined compound' per Chapter note (a)