Adipic Acid Mixed Esters from Canada
Mixed esters combining adipic acid with different alcohols (e.g., butyl/hexyl) used in specialty lubricants. HTS 2917.12.5000 as other adipic acid esters per Chapter 29 note (A) last-in-numerical-order rule. Chemically defined despite mixed alcohol components.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Specify exact alcohol ratios in CoA; customs may require HPLC chromatograms
• Lubricant base stock documentation prevents 2710 reclassification
• Biodegradability claims need OECD 301 testing certification