Butamben from Mexico
Butamben, or butyl aminobenzoate, functions as a local anesthetic in topical formulations for skin irritation. Classified in HTS 2922.50.1700 for its aromatic amino-compound with oxygen function as a dermatological agent. Imported as pure chemical for incorporation into ointments and sprays.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.6093.5%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
• Provide infrared spectroscopy data confirming molecular structure matches tariff description
• Ensure no anti-dusting agents render it suitable for specific non-general use per Chapter Note (g)
• Cross-check against Chapter exclusions like finished fire-extinguisher charges in 3813