Heptanoic Acid from Mexico
Heptanoic acid (enanthic acid) is a C7 saturated monocarboxylic acid used in organic synthesis and as a corrosion inhibitor. Falls under HTS 2915.29.50.00 for other saturated acyclic monocarboxylic acids.
Duty Rate — Mexico → United States
12.8%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide REACH/TSCA dossiers confirming commercial identity and purity >98%
• Label as UN 3265 Corrosive Liquid, Acidic, Organic, n.o.s
• Document not halogenated/sulfonated to avoid 2904-2906 headings