N,N-Diethylmetanilic Acid from Mexico
N,N-Diethylmetanilic acid is a quaternary aniline derivative with both diethylamino and sulfonic acid groups, explicitly named in HTS 2921.42.18.00. Used in specialty dye and surfactant synthesis. Classified as aromatic monoamine derivative per Chapter 29.
Duty Rate — Mexico → United States
15.8%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Water-soluble; ship as aqueous solution only if meeting chapter note 5(d) criteria
• Confirm pH stability (<4) in CoA; improper storage causes precipitation
• EPA may require SNUR if used in consumer products; check pre-import