Heptanoic Acid from Mexico
Heptanoic acid (enanthic acid) is a straight-chain saturated acyclic C7 monocarboxylic acid used in esters, lactones, and pharmaceuticals. HTS 2915.90.50 as other saturated acyclic monocarboxylic acids.
Duty Rate — Mexico → United States
13.8%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify chain length distribution (C6-C8 <5%) for purity verification
• Include neutralization equivalent (130.2 theoretical) test result
• Monitor iodine value (<1.0) to confirm saturation status