Didecyl Orthophthalate (DIDP) from Canada
Didecyl orthophthalate (DIDP) is a straight-chain phthalate ester from orthophthalic acid esterified with decanol, specifically named in HTS 2917.33.00. It serves as a high-performance plasticizer for wire insulation, flooring, and automotive applications requiring thermal stability.
Duty Rate — Canada → United States
16.5%
Rate breakdown
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 technical data sheet confirming >99% purity to avoid reclassification as mixtures
• Comply with phthalate content restrictions under CPSIA for consumer products; certify non-toy applications
• Declare exact isomer composition as Chapter 29 note (b) excludes certain isomer mixtures