Adipic Acid (Hexanedioic Acid) from Canada
Adipic acid is a white, crystalline dicarboxylic acid (HOOC-(CH2)4-COOH) used primarily in nylon production. It falls under HTS 2917.12.1000 as a chemically defined acyclic polycarboxylic acid. This classification covers the pure compound without salts or esters.
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
• Verify purity exceeds 99% to avoid reclassification as mixtures under Chapter 38; provide REACH/SDS documentation for hazardous material handling
• Common pitfall: incorrect labeling as 'nylon intermediate' shifts to parts classification