Industrial Sebacic Acid Flakes from Mexico
Sebacic acid produced in flake form for easier handling in polyamide resin synthesis, a dicarboxylic acid from castor oil oxidation. Falls under HTS 2917.13.0030 as the pure acyclic acid per Chapter 29 notes.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.6095.2%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Use UN-approved packaging for corrosive solid acids; declare exact melting point (134°C) for verification
• Avoid pitfall: classifying as 'sebacic acid salt' without salt confirmation