Research Quantity Barbituric Acid from Mexico
Small quantity barbituric acid packaged for research institutions and university laboratories. Despite small packaging, qualifies as separate chemically defined compound under HTS 2933.52.1000, not retail consumer product.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%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
• Include end-user statement from research institution to justify small quantity import
• Label as 'For Research Use Only - Not for Drug Manufacture' to avoid pharmaceutical classification
• Comply with institutional chemical hygiene plans for receipt documentation