Dodecanedioic Acid from China
Dodecanedioic acid (HOOC(CH2)10COOH), C12 dicarboxylic acid used in powder coatings and nylon production. HTS 2917.19.70 classification for acyclic polycarboxylic acids, other. Chemically defined compound per Chapter 29 note (a).
Duty Rate — China → United States
4%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Provide hydrogenation certificates if derived from unsaturated precursors to confirm saturation
• Declare exact melting point range (128-132°C) in documentation for quality verification
• Include end-use statements distinguishing industrial monomer from lubricant additive uses