Brassylic Acid from Canada
Brassylic acid (tridecanedioic acid), C13 dicarboxylic acid for specialty polyamides. HTS 2917.19.70.50 as acyclic polycarboxylic acid without specific provision. High molecular weight straight chain meeting chemical definition.
Duty Rate — Canada → 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
• Acid value specification critical (typically 380-400 mg KOH/g)
• Distinguish from ozonic acids (oxidative cleavage products)
• Low volume shipments often trigger FDA cosmetic scrutiny