Tributyl Citrate (TBC) from Canada
Tributyl citrate is a citrate ester plasticizer approved for food contact and medical applications due to low toxicity. It provides good plasticity to PVC films and coatings. As an acyclic polycarboxylic acid triester used as plasticizer, it falls under HTS 2917.19.70.20.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6096%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
• Include FDA compliance letters for food contact notification if destined for packaging applications
• Provide acid value <0.2 mg KOH/g and APHA color <50 specs for classification confirmation
• Declare citrate origin (citric acid ester) to avoid confusion with phosphate plasticizers