Heptanoic Acid from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, 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