Suberic Acid from China
Suberic acid (octanedioic acid), a straight-chain dicarboxylic acid used in plasticizers and corrosion inhibitors. Falls under HTS 2917.19.70.50 as an acyclic polycarboxylic acid without specific subheading. Meets Chapter 29 criteria for separate chemically defined organic compounds with two carboxylic groups.
Duty Rate — China → United States
112.5%
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
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Submit NMR spectrum confirming linear chain structure vs branched isomers
• Ensure packaging meets UN 3265 Corrosive Solid, Basic, Organic, n.o.s. requirements