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%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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